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Psych 111-First Exam
First Exam Material
241
Psychology
Undergraduate 1
02/02/2008

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Term
Operationalize (Working) Definitions
Definition
Label and describe the variables of interest.
Ex-What is aggression?
Ex-How will it be measured?
Term
Five Steps to the research method:
Definition
1. Develop a theory based on observations
2. Develop a hypothesis from the theory
3. Design a research study
4. Gather the data
5. Analyze the data and report the findings.
Term
6 Types of Data Collection Techniques
Definition
1. Direct Observation
2. Questionnaires
3. Interviews
4. Psychological Tests
5. Psychological Recordings
6. Examination of historical records
Term
Systematic Observation
Definition
Explores changes in variables of interest
Term
Extraneous Variable
Definition
Variable other than the independent which can impact the results
Ex-time of day, lighting
Term
Confounding of Variables
Definition
Variables which interact making it difficult to know the true impact of the independent variable
Ex-genetic vs. environmental influences
Term
Demand Characteristics
Definition
Subjects may behave in ways they think are expected of them.
Term
Generalizability
Definition
The ability to reasonably apply the results to other similar populations.
Term
Response Set
Definition
Consistency in answers reflective of a patterned response.
Term
Descriptive and Correlational Studies
Definition
Looks at patterns of behavior across conditions.
Links variables which show consistent patterns or relationships.
Term
Case Studies
Definition
In-depth study of an individual or small group
Provides systematic observations
Limited Generalizablilty
Susceptible to researcher bias
Term
Naturalistic Observation
Definition
-Looks at behavior in a natural environment
-Can describe but NOT explain behavior
Term
Survey Method
Definition
-Large sample sizes possible
-Questionnaires and interviews
-Possibility for response bias exists.
Term
Correlational Studies
Definition
-Explores the relationships between two variables using numerical value
-Scale from -1 to 1
-CORRELATION DO NOT INDICATE CAUSATION
Term
Statistical Relationships
Definition
Mean
Median
Mode
Standard Deviation
Term
Ethical Guideline 1
Definition
Subject participant is voluntary based on informed consent free to withdrawal at any time.
Term
Guideline 2
Definition
Subjects not exposed to harmful/dangerous procedures physically or psychologically
Term
Guideline 3
Definition
Deception in research only if justified, and if used, debriefing is required.
Term
Guideline 4
Definition
Rights to privacy respected at all times.
Term
Guideline 5 (6)
Definition
-IRB constitutional review board review necessary for all research.
-Report results in full/accurately
-Raw data shared when requested
-Retractions made if error found in subsequent studies
Term
Research With Children
Definition
-SRCD (Issues specific to research with infants and children)
-Parental consent for minors
-Children old enough grant consent (7+)
-Explain in reasonable consent
Term
Animals in Research
Definition
-Harmful or painful procedures must be justified
-Animals entitled to decent living conditions
-Subject to review process
Term
Psychology
Definition
The scientific investigation of mental processes and behavior
Term
4 Goals of Psychology
Definition
1. Describe how people and animals behave
2. Understand and explain the causes of behavior
3. Predict behaviors/reactions across situations
4. Control behavior through understanding its causes and consequences
Term
Biological Perspective
Definition
-Understand the mind and behavior through biological processes in the brain
- Electrical and chemical processes of neurons
-Localization of Function (Phineus Gage)
Term
Psychodynamic Perspective
Definition
-Conscious AND unconscious forces determine behavior
-Behavior as an interplay between thoughts and feelings
-Mental processes can conflict
Term
Behaviorist Perspective
Definition
-The environmental impact on a person's actions
-Observe behavioral responses
-Classical Conditioning
-Operant Conditioning
-Social Learning theory
Term
Cognitive Perspective
Definition
-Mental processes involved in knowing
-Focus on storage and retrieval of information
-Mind is like a computer
Term
Evolutionary Perspective
Definition
Adaptive behavioral traits selected to ensure our survival
Term
Humanistic Perspective
Definition
-Rejects psychoanalysis- it is too pessimistic
-Stresses freewill, and the human condition is set and designed by our own efforts and motivations
-stresses freewill and goal to reach the human potential
Term
Feminist Perspective
Definition
-Stresses gender and the behavior of the sexes
-Psych historically white-male dominated
-Focus on women's issues: menstruation and menopause
Term
Sociocultural Perspective
Definition
-Identify social rules, roles, and influences of groups on behavior
-Explore the impact of culture norms and values on behavioral
Ex-Preschool kids in USA vs. China
Term
Gestalt Perspective
Definition
-Looks at the elements of experiments organized as a whole
-Whole as greater than the sum of the parts
-Looks at the construct of insight
Ex- Not a circle, but fill in the blanks
Term
Positive Psychology
Definition
Focus on the adaptive, creative and positive aspects of human experience

-Look at subject experience of positive emotions: contentment, happiness, optimism
-Identify positive traits such as kindness, caring, resilience
-Explore social elements of adaptive and positive functioning: families, communities, work environments
Term
Seven Areas of research study
Definition
1. Developmental
2. Social
3. Experimental
4. Psychological
5. Cognitive
6. Personality
7. Psychometric
Term
Developmental Psychology
Definition
Change and growth over the lifespan
Term
Social Psychology
Definition
Individual and group behaviors and responses across situations.
Term
Experimental Psychology
Definition
Conduct lab studies of learning, motivation, emotion, sensation and perception, physiology and cognition
Term
Physiological Psychology
Definition
Looks at genetic influences and factors on behavior
Term
Cognitive Psychology
Definition
Explores higher level mental processes like memory, reasoning, information processing and creativity.
Term
Personality Psychology
Definition
Define, describe and measure the stability of behaviors and personality traits over time.
Term
Psychometric Psychology
Definition
Looks at the measurement of behavior through the development of psychological tests
Term
4 Types of Applied Psychology
Definition
1. Clinical
2. Counseling
3. School/Educational
4. Industrial/Organizational
Term
Clinical Psychology
Definition
Diagnose and treat emotional problems
Term
Counseling
Definition
Deal with problems of everyday life and transitions
Term
School/Educational
Definition
Enhance school performance and resolve emotional problems.
Term
Industrial/Organizational
Definition
Staff human service departments in businesses working on issues of moral, job satisfaction, and productivity issues.
Term
7 Organizational Themes
Definition
1. Empirical
2. Theoretically Diverse-action can be explained by more than 1 theory
3. Sociohistorical Context impacts theory and practice
4. Determined by multiple causes:motivated but not smart.
5. Shaped by cultural history
6. Interaction of heredity and environment
7. Experiences are subjective (how you see things)
Term
The Nervous System
Definition
The Body's electrochemical communication system

Divided into two parts: The central nervous system and the Peripheral nervous system
Term
Central Nervous System
Definition
-Made up of the brain and spinal cord
-99% of the neurons located in the CNS
-Functions include receiving, processing, and storing incoming info; sends out messages to muscles, glands, and internal organs.
-The central command system which controls thought and movement
Term
The Peripheral Nervous System
Definition
-Nervous system outside the brain and spinal cord which handles input and output of the CNS
-Connects the brain and the spinal cord to the other areas of the body
Term
Neurons
Definition
-Individual Cells which receive, integrate, and transmit information
Term
Sensory or Afferent Neurons
Definition
Carry info to the brain from the skin, muscles, or organs
Term
Motor or Efferent Neurons
Definition
Carry the brains output to muscles, glands, and organs
Term
Interneurons
Definition
CNS neurons that mediate sensory input and motor output.
Term
Neurons in action
Definition
Neurons are the nerve cells which communicate to, from, or inside the CNS
Term
Glial Cells
Definition
Hold the neurons in place, nourish, and insulate neurons. Non-neuron cells which provide a supportive function.

Glial => Glue
Term
Dendrite
Definition
Receives messages from the other neurons, transmits to the cell body
Term
Cell Body/Soma
Definition
Keeps neurons alive; contains substances for growth, determines wether or not to fire.
Term
Axons
Definition
Transmits messages away from the cell body to other parts of the body
Term
Terminal Button
Definition
Where the axon ends in branches called the terminal button.
Term
Myelin Sheath
Definition
Insulated by fatty material called myelin sheath which helps the nerve impulse travel faster.
Term
Synapses
Definition
The gaps between the neurons-often between the axon of one neuron and the dendrite or cell body of another.
Term
Long term research and studies on interaction between the brain and experiences indicate that:
Definition
enriched environments, even later in life can lead to not only functional, but structural brain changes.
Term
Resting Potential
Definition
A neuron at its stable negative charge when it is inactive
Term
Action Potential
Definition
When a nerve is stimulated an electrical impulse occurs and moves down the axon to the end of the axon's terminal tip
Term
Synaptic Vesicles
Definition
release neurotransmitters which then bind with a dendrite receptor site.
-Can excite or inhibit the firing of the receiving neuron
Term
Absolute Refractory Period
Definition
Minimum amount of time during which another action potential cannot begin. (no matter how much stimulus, same charge)
Term
Neurotransmitters
Definition
Chemical substances which carry info across synaptic gap to the next neuron
-Binds to a particular receptor site
-Alters behavior and function
Term
Excitatory Neurotransmitters
Definition
Increases the likelihood it will fire an action potential
Term
Inhibitory Neurotransmitters
Definition
Decreases the likelihood of an action potential
Term
Serotonin
Definition
Involved in sleep, mood, depression, OCD, appetite
Term
Dopamine
Definition
Involved in learning, memory, and pleasure emotion.
-High levels of dopamine associated with schizophrenia, low levels with Parkinsons
Term
Acetylcholine
Definition
Muscle action, memory, and attention, emotion and cognition, Some receptors stimulated by Nicotine.
Term
Norepinephrine
Definition
Learning and memory and emotion, excite heart muscles, intestines and urogenital tract, involved in alertness and wakefulness
Term
GABA
Definition
INHIBITORY neurotransmitters, low levels linked with anxiety. Anti-anxiety drugs increase inhibitory effects of GABA
Term
Endorphins
Definition
-Brain's natural opiate
-Produce effects of reduced pain; producing pleasure
-Levels increase during stress or fear response which gave an evolutionary advantage (during childbirth and exercise.)
Term
Hormones
Definition
Chemical messengers manufactured in the endocrine glands and released into the blood stream.

-Some may be classified as neurotransmitters
Term
Melatonin
Definition
Hormone which regulates biological rhythm
Term
Adrenal Hormones
Definition
Hormones involved in emotions and stress
Term
Epinephrine and Norepinephrine
Definition
Hormones which stimulate the sympathetic nervous system
Term
Gonadatrophins/Sex Hormones
Definition
-Occurs in both sexes
-Androgens are masculinizing
-Estrogens are feminizing
-Both impact brain functioning/ early development
Term
Peripheral Nervous System
Definition
2 Primary Systems
-Somatic
-Autonomic
Term
Somatic Nervous System
Definition
(AKA Skeletal Nervous System)

Sensory Nerves relay info from the skin and muscles to the CNS about pain, temp, and informs muscles when to act
Term
Autonomic Nervous System
Definition
-Flight or Fight response
-Works automatically
-Takes messages to and from the bodies internal organs monitoring breathing, heart rate and digestion.
-Two parts to the autonomic nervous system
Term
Sympathetic Nervous System
Definition
Mobilized body for action, stops digestion, increase oxygen to the blood for muscle response, increases heart rate, dilates pupils, dry mouth, goose bumps
Term
Parasympathetic Nervous System
Definition
Slows actions down, conserves bodily resources
Term
6 Ways to learn about the brain and what it does
Definition
1. Lesion
2. Electrode Method
3. CT Scans
4. PET
5. MRI
6. FMRI
Term
Lesion Method
Definition
Damage or remove section of brain and observe the effects
Term
Electrode Method (EEG)
Definition
Detect electrical activity of neurons; looks at brain waves across events. Newer uses of EEG being explored
Term
CT Scans
Definition
Multiple X-Rays of successive slices of the brain. Looks at the brain structure.
Term
PET Scan
Definition
Records the biochemical change in the brain as they occur by detecting radioactive material which has been injected or inhaled. Looks at brain functions.
Term
MRI
Definition
Uses magnetic fields and radio frequencies which produce vibrations that are picked up by the brain receivers provides a structural view of the brain.
Term
FMRI
Definition
(Fast MRI) Assess' changes in blood oxygen flow to areas of the brain, able to look a both structure AND function of the brain.
Term
Medulla
Definition
Regulates autonomic functioning, circulation, breathing, muscle tone, reflexes such as sneezing and salivating

-Can't Survive if Destroyed!
Term
Pons
Definition
Regulates sleeping, waking, and dreaming
Term
Cerebellum
Definition
Balance and coordination of movement; analyze sensory information; may play a role in remembering simple skills, problem solving.
Term
3 Structures of the hindbrain
Definition
1. Cerebellum
2. Pons
3. Medulla
Term
3 Structures of the Midbrain
Definition
1. Reticular formation
2. Tectum
3. Tegmentum
Term
Reticular Formation
Definition
Modulates muscle reflexes, pain perception, active in states of arousal

-Damage to this area may result in comas
Term
Tectum
Definition
Vision and hearing
Term
Tegmentum
Definition
helps function of movement and arousal
Term
7 Structures of the Forebrain
Definition
1. Thalamus
2. Hypothalamus
3. Pituitary Gland
4. Limbic System
5. Amygdala
6. Hippocampus
7. Septal Areas
Term
Thalamus
Definition
Relays motor impulses out of the brain; directs incoming sensory messages to higher centers

-2 egg shaped masses of grey matter
Term
Hypothalamus
Definition
Hunger, thirst, emotion, sex and reproduction, body temp, and the autonomic nervous system

-The 4 F's (Fight, flight, feeding, mating)
Term
Pituitary Gland
Definition
Master gland governed by the hypothalamus
Term
Limbic system
Definition
Loosely interconnected structures involved in emotions, no clear boundaries

Two parts of the Limbic System (Amygdala and Hippocampus)
Term
Amygdala
Definition
Evaluates sensory info, linked to fear responses, emotional events
Term
Hippocampus
Definition
Formation and storage of new memories
Term
Septal Area
Definition
Pleasure area of the brain
-Lesions may cause rage reactions (defensive)
Term
Cerebrum
Definition
Largest and most complex part of the brain.
Divided into two halves or hemispheres. Connected by a ban of fibers called the corpus callosum
Term
Right Hemisphere
Definition
Is in charge of the left side of the body
Term
Left Hemisphere
Definition
Is in charge of the right side of the body

-Divided into four parts called lobes, each dedicated to a special purpose
Term
Occipital Lobe
Definition
Contains the visual cortex
-ABOVE the cerebellum, small in size
Term
Parietal Lobe
Definition
Somatosensory cortex: Receives info about pressure, pain, touch and temp

Parietal => Pressure and Pain
Term
Temporal Lobe
Definition
Involved in memory, perception and emotion, contains the auditory cortex and Wernicke's area
Term
Frontal Lobe
Definition
contains motor cortex, responsible for making plans, initiative, creativity, contains "Broca's Area" which is involved in speech production.
Term
Broca's Area
Definition
Involved in speech production
Term
Wernicke's Area
Definition
involved in language comprehension
Term
Prefrontal Lobe (Cortex)
Definition
Involved in personality, decision making, social judgement, goal setting, sequencing.

-Damage results in flattening of emotion and feelings.
Term
Left Brain Dominance
Definition
Touch and movement of the right side; vision in the right half of the visual field, production and comprehension of speech, reading ability and mathematical ability
Term
Right Brain Dominance
Definition
Touch and movement of the left side of the body; vision in the left visual field, visual and spatial ability, map reading, and and music appreciation, facial recognition, analysis of nonverbal sounds.
(Car horn, coughing)
Term
Split brain surgery
Definition
The corpus callosum is severed; used as a treatment for severe seizures disorders.

Much of the split brain research done by Gazzinaga, Sperry, and Bogen.
Term
Images sent to the right or left visual fields
Definition
Right visual field => Left hemisphere
Left Visual field => Right hemisphere
Term
Behavioral Genetics
Definition
The influence of genetic traits on behavior
Term
Dominant Genes
Definition
Expressed when a pair of genes are different
Term
Recessive Gene
Definition
Expressed when a pair of genes are the same
Term
Genotype
Definition
Genetic make-up or structure of the organism
Term
Phenotype
Definition
Observable or expressed characteristics of an organism
Term
**Polygenetic Inheritance
Definition
Many traits are determined by a combination of gene traits
Term
*Multifactorial Inheritance*
Definition
Environmental factors interact with genetic factors to produce traits
Term
Twin Studies
Definition
-1 in 50 born, number increasing
-Look at heredity by comparing similarities and differences between identical/fraternal twins
-Look at adoption studies of twins reared apart and assess the influence of heredity
Term
Sensation
Definition
Stimulus detection process where our sense organs respond to and translate stimuli into nerve impulses sent to the brain.
Term
Perception
Definition
Active process of organizing stimulus input and giving it meaning
Term
Stimulus detection
Definition
How intense does a stimulus have to be for us to recognize it premises?
Term
Absolute Threshold
Definition
The lowest intensity at which a stimulus can be detected at least 50% of the time
Term
Signal Detection Theory
Definition
Various factors influence our sensory judgement; often involves a process of decisions in addition to sensation.
Term
Difference Threshold
Definition
The smallest difference between two stimuli that people can perceive 50% of the time.
Term
Weber's Law
Definition
The difference threshold is directly proportional to the magnitude of the stimulus to which the comparison is being made.
Term
Fechner's Law
Definition
Larger and larger increase in physical energy are required to produce equal increase in perception

Ex-3-way lightbulb
Term
Just noticeable difference
Definition
The smallest difference in which you can detect a difference threshold.
Term
Sensory Adaptation (habituation)
Definition
Over time neurons decrease activity in response to a constant stimulus.
Term
Vision
Definition
-The normal stimulus for vision is electromagnetic energy and light waves
-Light waves are measured in nanometers
-Our visual system is sensitive to wavelengths from approx. 700 nanometers (RED) to approx. 400 nanometers (BLUE-VIOLET)
Term
Cornea
Definition
Light waves enter the eye through the cornea
Term
Pupil
Definition
Behind cornea, adjusts to control the amount of light that enters the eye
Term
Iris
Definition
The pupils size is controlled by muscles in the eye called the Iris.
Term
What causes the pupils to Dilate? Why?
Definition
Low light, in order to improve optical clarity and allows more light into the eye.
Term
Lens
Definition
-Behind the pupil
-Thicker to focus on nearby objects
-Gets thinner to focus on distant objects
Term
Lens (Cont)
Definition
Focuses images onto the retina, reversing the images from the right to the left and from top to the bottom; the brain reconstructs it into the image we perceive
Term
Retina
Definition
-Contains specialized sensory neurons
-Contains two types of light sensitive receptors called rods and cones.
Term
Optical Disk
Definition
A hole in the retina; it yields a blind spot
Term
Blind Spot
Definition
We don't experience as a "hole" as each eye compensates for the blind spot on the other
Term
Rods
Definition
Function best in dim light, primarily black/white brightness receptors, more sensitive to light than cones, no color and sensation

-Humans have 20,000,000
Term
Cones
Definition
Function best in bright light, serve as color receptors

-Humans have 6,000,000

-Both rods and cones translate light waves into nerve impulses which pass through the retina.
Term
Passage of light
Definition
-Both rods and cones translate light waves into nerve impulses which pass through the retina.
-These impulses pass through the optical disk and carry visual information to the brain
-They pass through the chasm: where the optical nerves from each eye cross over and pass info to the opposite side of the brain.
Term
Hue
Definition
Commonly what is meant by color
Term
Saturation
Definition
The color's purity, how diluted is it with black or white
Term
Trichromatic Theory
Definition
3 Types of color receptors in the retina; individual cones are most sensitive to either red, blue, or green.
-Couldn't explain AFTER-IMAGES
Term
Opponent Process Theory
Definition
Each type of cone responds to two different wavelengths;
-Red/Green
-Blue/Yellow
-Black/White
Term
Dual Process Theory
Definition
It take both the opponent process and trichromatic theory to explain color vision

-The eye has three types of cones with each being sensitive to a different band of wavelenths (supports trichromatic)

-Cells have been found which respond in opposing ways to red vs. green, blue vs. yellow, black vs. white (Supports opponent process)
Term
Audition
Definition
Stimuli for hearing are sound waves
Term
Frequency
Definition
# of sound waves, cycles per second, most common are sounds in lower frequencies.
Term
Pitch
Definition
The quality of a tone from low to high, the # of times particles oscillate/second
Term
Auditory Canal
Definition
Where the sound waves travel ending in the ear drum
Term
Ear drum
Definition
A moveable membrane which vibrates in response to sound waves
Term
Middle Ear
Definition
-Occurs after the ear drum
-When the eardrum vibrates it sets in motion the hammer, anvil and stirrups which amplify the sound greater than 30 times.
Term
Cochlea
Definition
-Inner ear
-Fluid-filled tunnel which has tiny hairs or cilia's which are sound receptors, triggering to sensory neurons and action potential
Term
Basilar Membrane
Definition
Hold the auditory receptors
Term
Frequency Theory
Definition
Nerve impulses sent to the brain match the frequency of the sound waves
(Valid theory)
Term
Place Theory
Definition
Different areas of the area basilar membrane are sensitive to different frequencies.
Term
Development of hearing
Definition
-Fetus can hear three months prior to birth
-Newborns show to respond differently to familiar voices and music
Term
Olfactory
Definition
Humans have approx. 40 million
Dogs have approx. 1 billion
The upper portion of the nasal passage detects smells which travel straight to the olfactory bulb
Term
Pheromones
Definition
Chemical signals which are found in natural body scents
Term
Four basic qualities of taste
Definition
1. Sweet
2. Sour
3. Salty
4. Bitter

-Umami may be the fifth
-Smell, temp, ad texture are all related to taste
Term
Taste Receptors
Definition
On the edges and along the back surface of the tongue (taste buds)
Term
Random Taste Facts
Definition
-Humans have about 9 million taste buds
-Taste buds can regenerate
-Newborns prefer sweet to sour or bitter
-Taste preferences are largely learned and subject to cultural influences
-Newer understanders of "super-tasters" and "non-tasters" based on density of taste buds
-Greater incidence of female super-tasters
Term
Tactile Sensation
Definition
3 primary sensations: pressure, temperature, and pain
Term
Temperature
Definition
Has both warm and cold sensory receptors
Term
Pain Tolerance
Definition
Is based on the individual
Term
Kinesthetic
Definition
The body's way of giving feedback about our muscles and joint position; gives us a sense of coordinated movements.
Term
Vestibular
Definition
In the inner ear; helps with balance and maintaining our equilibrium in space
Term
Perceptual Schemas
Definition
Mental representation or images for comparisons
Term
Form Perception
Definition
Organization of sensation into meaningful shapes and patterns
Term
Perceptual Constancy
Definition
Objects appear to be relatively stable despite changes in the stream of sensory recognition.
Term
Perceptual Set
Definition
Readiness to perceive stimuli in a particular way
Term
Size Constancy
Definition
Objects do not appear to change in size when viewed from different distances.
Term
Depth Perception
Definition
Retina receives into the 2-D, length and width and the brain translates into 3-D, uses Binocular and monocular cues.
Term
Retinal Disparity
Definition
Objects project images to different locations on the right and left retina which give a view of the object. The closer an item gets the greater the disparity between the images of the eyes.
Term
Consciousness
Definition
The awareness of internal and external stimuli
Term
Various kinds of awareness
Definition
Internal sensations
External events
Of oneself as unique to experiences
Of thoughts about experiences
Term
Subliminal Perception
Definition
Can we be unaware of things and have them still have an impact?
Term
Krosnick Study
Definition
Subliminal messages may shape our attitude without conscious awareness.
Term
Conscious
Definition
Mental events we are aware of
Term
Preconscious
Definition
Mental events that can be brought to our awareness
Term
Unconscious
Definition
Mental events inaccessible to our awareness
Term
Circadian Cycles
Definition
-Individuals have different internal clocks
-Must run on a 24 hour cycle
-Almost all are set for sleep at night
-Night time sleepiness peaks from 2am-6am
-Siesta Zone: 1-4 pm
-Programmed for naps
Term
Functions of sleep
Definition
-Memory consolidation
-Energy Consolidation
-Helps restore bodily function
Term
Sleep Deprivation
Definition
-Decrease immune functions
-Leads to hallucinations and perceptual disorders
-Less alert and attentive
-More irritable
-Ability to perform simple tasks declines
Term
Stages of Sleep
Definition
Non-REM Sleep
1. Stage 1- light sleep, small irregular brain waves, muscle relax
2. Stage 2- high peaking waves, sleep spindles, burst of electrical activity
3. Stage 3- deep sleep, delta waves, slow with high peaks
4. Stage 4- progressively more Delta waves (deep sleep)
Term
Cycle of Sleep
Definition
1,2,3,4,3,2, then go to REM sleep
Term
REM Sleep
Definition
Active brain waves, increased heart rate and blood pressure, limp muscle state
-80% of REM is deep sleep
-Alternates on 90 min cycle
Term
REM sleep and infants
Definition
More than 50% of infant sleep is REM
-By age 3-5 it is more like adults with about 20% of sleep being REM
-HARDWIRED, infants appear to be hardwired for more REM sleep
Term
Middle Age Sleep Patterns
Definition
Much explained by sleep patterns are much explained by hormonal changes and alterations in the environment
Term
Elderly Sleep Patterns
Definition
-Are most commonly impacted by changes in sleep patterns , alternations is sleep cycles.
-Biological, psychological, and social reasons
-Spend more time in bed
-Twice as long to fall asleep
-Awake in the night
-Sleep is less efficient
-Increase in stage 1, and decrease in stage 4
Term
Sleep Apnea
Definition
A "lack of breath"; disrupts sleep patterns
-3 types identified, but obstructive apnea is the most common and severe
-The muscles at the back of the throat relax, obstructing the airway, breathing can actually stop causing awakenings
-Related to age and obesity; more common in men
Term
Narcolepsy
Definition
falling asleep suddenly or "sleep attacks" which can occur at any time; lasts from a few seconds to 30 minutes.
-Symptoms appear between puberty and 25
-Cataplexy and sudden loss of muscle control is characteristic
-May experience sleep paralysis
-May be accompanied by vivid dreamlike images
-Prevalence 1 in 2000
Term
Insomnia
Definition
Over half of Americans report it at some time in their lives
-Lasts only a few nights, often due to anxiety and excitement
-Poor sleeping for 2-3 weeks caused by ongoing pressures as well as mental problems
-Underlying medical or behavioral issues, does have a genetic component, likely to run in families
Term
Sleepwalking
Definition
Causes people, usually children to take nocturnal trips they don't remember, but can navigate quite well
-They sleep malfunctions during the deeper stages of sleep
-Can run in families, often abates by puberty
Term
Sleep Talking
Definition
-Can range from one word to soliloquy
-No memory of the convo
-Usually short term
-Sometimes because of stress or illness
Term
Sleep Terror
Definition
-Sudden awakening with physical behavior associated with intense fear
-Screaming, fighting, trying to escape appear
-Episodes last about 15 min
-Person returns to sleep, unable to recall in the morning
-More common in childhood
-Parental reassurance is the only treatment
Term
REM Movement Disorders
Definition
-Usually in sleep paralysis which normally occurs, doe snot function and a person actually acts out their dream
-Most common in older men and may result in violent behavior
-Unlike those who experience sleep terrors, these people will remember their vivid dreams
-Treated with medication
Term
Manifest Content
Definition
Surface content of the dream
Term
Latent Content
Definition
Hidden meaning, wishes, or impulses trying to be exposed
Term
Hypnosis
Definition
Systematic procedure that typically produces a heightened sense of susceptibility.
Term
Various factors involved in hypnosis
Definition
Anesthesia
Sensory Distortions
Disinhibition
Post-hypnotic amnesia
Term
Ideas about hypnosis
Definition
Rituals surrounding hypnosis increase suggestibility and create expectations.


These are more likely to be absorbed in fantasy make good hypnotic subjects.
Term
Summation of Spano’s beliefs:
Definition
Hypnosis represents a voluntary action, brought about by expectation
Hypnotic behaviors are highly motivated, goal-directed social behaviors
Hypnosis is not an altered state of consciousness
Good hypnotic subjects are most suggestible
Term
Psychoactive Drugs
Definition
a substance that affects perception, mood, thinking, memory or behavior by changing the body’s chemistry
Term
Tolerance
Definition
the progressive decrease in a person’s responsiveness to a drug
Term
Psychological Dependence
Definition
person must continue to take a drug to satisfy emotional cravings
Term
Physical Dependence
Definition
person must continue to take to avoid withdrawal illness.
Term
Stimulants
Definition
speed up the activity in the CNS
Term
Opiates/Narcotics
Definition
mimic endorphins, increase pleasure and decrease pain
Term
Depressants/Sedatives
Definition
slow down CNS activity, induce sleep, decrease activity
Term
Hallucinogens/Psychedelics
Definition
alter perception, distort sensory experiences
Term
Marijuana active ingredient
Definition
-THC active ingredient
Term
Short term effect of Marijuana (5)
Definition
Problems with learning and memory
Distorted perception
Loss of coordination
Increase heart rate
Panic Attacks/Anxiety
Term
Risks of heavy marijuana users
Definition
Alter information processing in the Hippocampus
Respiratory Problems
Lower Achievement
Increase Delinquent behavior and aggression
Poorer parental relationships

Addictive Potential:Can be addictive depending on the definition.
Term
Crack and Cocaine
Definition
Powerfully addictive CNS stimulant
Term
Physical Effects of Crack/Cocaine
Definition
Constricted blood vessels
Dilated pupils
Increased heart rate, temperature and blood pressure

Faster absorption: more intense the high
Tolerance develops
High Doses/Prolonged Use can trigger paranoia
Depression associated with stoppage
Term
LSD (Lysergic Acid Diethylamide)
Definition
Is a major hallucinogen “Acid”
Referred to as “Acid”
Effects are Unpredictable and Dependent on Many Variables
Amount taken
Users personality, mood and expectation
Surroundings
Term
Physical Effects of LSD
Definition
Dilated Pupils
Increased heart rate and blood pressure
Higher body temperature, sweating
Loss of appetite
Sleeplessness
Dry mouth and tremors
Sensory and emotional changes
Flashbacks


Not addictive, but does produce tolerance
Term
MDMA or Ecstasy
Definition
psychoactive drug with both stimulant and hallucinogenic properties

MDMA is Neurotoxic
Sharp increase in body temperature
Cause muscle breakdown, kidney and cardiovascular system failure
Brain Imaging studies have shown injury to the brain, affecting neurons that use serotonin
Term
Risks of Ecstasy
Definition
Depression, confusion, sleep problems, severe anxiety
Muscle tension, teeth clenching, nausea, blurred vision, rapid eye movement, chills or sweating
Risk for people with circulatory
or heart disease
Some evidence for longer term brain involvement especially with cognition and memory
Term
Ritalin
Definition
CNS stimulant medication often prescribed for ADHD; now sold as a street drug illegally
Has effects more potent than caffeine but less than amphetamines
Stimulant Effects
Appetite suppression
Wakefulness
Term
Alcohol
Definition
CNS Depressant:
Produces a mild euphoria, relaxation, anxiety reduction, reduced inhibitions
Can impair coordination, mental functioning, emotional fluctuations
Moderate risk of physical and psychological dependence.
Term
Long term risks of alcohol use
Definition
Liver Disease
Brain Damage
Heart Disease
Birth Defects
Term
Steroids
Definition
Man made substances related to male hormones used to treat low levels of testosterone
Anabolic:muscle building
Androgenic:increased masculine characteristics
Abused to enhance athletic performance/improved appearance
Term
Health Hazards of Steroids
Definition
Liver tumors and cancer
Jaundice
Fluid retention and high blood pressure
Severe acne
Trembling
Term
Causes of steroids for men, women, and adolescents
Definition
For males:shrinking testicles;reduced sperm count, infertility, breasts, prostate cancer

For females: facial hair, baldness, cessation of menstrual cycle, deepened voice

Adolescent risks:growth halted through premature skeletal maturation

-Aggression can increase
-Extreme Mood Swings
-Intense Jealousy and Irritability
-Delusions and Impaired Judgment
Term
Cigarettes and Other Nicotine Products
Definition
Nicotine:a stimulant and sedative to the CNS
Stress and anxiety affect nicotine tolerance and dependence.
Addiction results in withdrawal symptoms
Withdrawal has led to impaired judgment, decrease in psychomotor and cognitive functioning
Health risks well documented
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