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hormones and behavior
53
Anthropology
Undergraduate 1
05/04/2011

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Cards

Term
What are the four classes of hormones?
Definition

1) steroids

2) monoamines

3) peptides or proteins

4) lipids-based hormones

Term
What did the study that measured testosterone levels in saliva samples of 4 couples suggest about testosterone concentrations in relation to sexual activity?
Definition
High testosterone does not correlate to sexual activity
Term
What are the different types of cell communication biological responses?
Definition

intracellular: within the cell

intercellular: in the cell, but information leaves the cell

paracrine: between adjacent cells

endocrine: between different cells, far apart

ectocrine: between different organisms

Term
What are the different types of brain imaging techniques?
Definition

PET: uses radioactively labeled molecules that resemble glucose to track specific areas of brain activity

 

CT:

 

MRI:

 

fMRI:

Term
What are the conclusions reached by Berthold's experiment?
Definition

1. re-implanted or transplanted testes induce normal male behavior and growth

2. testes transplanted to a different location can function normally too

3. testes are not connected to nerves?

Term
What are the levels of analysis and how would they explain the zebra finch song?
Definition

immediate causation: hormone fluctuations cause behavior, so the male finch sings when he builds up testosterone

developmental: learnt behavior, the finch learned from his father

evolutionary: it is an evolutionary trait, he sings because his ancestors did

adaptive function: he sings because it helps him get females

Term
What is produced in the posterior pituitary gland?
Definition
Oxytocin and vasopressin
Term
When does castration in human males have an effect on appearance or sexual behavior?
Definition
when performed before puberty
Term
Where are the receptors found for steroid hormones? Protein hormones?
Definition

Steroids: inside

proteins: cell surface

Term
What is the process of becoming male or female?
Definition
Sexual differentiation
Term
What suggests that intrauterine endocrine environment influences sexually dimorphic behaviors of adults?
Definition
Female mice with male neighbors in utero are more aggressive than female mice that have no males as neighbors
Term
What are the different types of sex
Definition

1) chromosomal

2) gonadal

3) hormonal

4) morphological

5) behavioral

Term
What causes the masculinization of the mammilian brain?
Definition
aromitization of testosterone into estradiol
Term
What makes a particular tissue a target tissue for hormones?
Definition
If it has specific hormone receptors
Term
What are the organizational effects of hormones?
Definition
They are primarily exerted during prenatal or early postnatal development
Term
What kind of example is primate yawning during sex?
Definition
It is sexually dimorphic behavior that is activated, not organized
Term
What is the sum of culturally-based behavior patterns that are specific to one sex?
Definition
Gender role
Term
What parts of the brain show that hormones may influence brain structure and contribute to sex differences in behavior?
Definition
The corpus callosum, preoptic area of hypothalamus, and planum temporale
Term
When do women perform better on spatial ability tests?
Definition
When their estrogen is low
Term
What is a sneaker male?
Definition
A male that looks female so he mates under the radar of the alpha male
Term
What is the preoptic area (POA) necessary for?
Definition
male sexual behavior
Term
What controls erections in the human male penis?
Definition
parasympathetic nervous system
Term
What are the two phases of male reproductive behaviors?
Definition
appetitive and consummatory
Term
Which hormones reinstate sexual behavior in the male rat following castration?
Definition
testosterone and estradiol
Term
What attributes to the post ovulatory rise in progesterone levels?
Definition
positive feedback from the pituitary and corpus luteum
Term
What are the stages of female behavior?
Definition

1) female attractiveness

2) proceptivity

3)receptivity

Term
Where does fertilization take place?
Definition
fallopian tubes
Term
Human female ovulation causes a surge in which hormones?
Definition
LH, FSH, andestradiol
Term
When is locomotor activity the greatest in females?
Definition
When estrogen is the highest
Term
What are precocial young?
Definition
animals that can pretty much take care of themselves from birth, like deer
Term
What are altricial young?
Definition
Young that are very dependent on their mother's care, like puppies
Term
WHat hormones rescues the corpus luteum from regression during pregnancy?
Definition
High progesterone concentrations
Term
After how long with nulliparous female rats exhibit maternal behavior is exposed to rat pups?
Definition
After 1 day
Term
Why do rat mothers slowly stop nursing their pups?
Definition
She stops since they can thermoregulate on their own and she doesn't want to get overheated
Term
What is testosterone's role in aggression?
Definition
It is both organized and activated
Term
What kind of relationship do most psychological rating scales show between androgen concentrations and aggression?
Definition
no relationship
Term
Which peptides are important in mediating pair bonding in prairie voles?
Definition
Oxytocin and vasopression
Term
What are affiliative behaviors related to?
Definition
parental behavior
Term
What does oxytocin do?
Definition
It facilitates social bonding
Term
What is an infradian rhythm?
Definition
A rhythm that is more than 24 hours
Term
Which region of the mammilian brain is the master clock that organizes all circadian rhythms?
Definition
suprachiasmatic nucleus
Term
What are the list of biological rhythms in order from most to least frequent?
Definition
Ultradian, circadian, infradian, circannual
Term
What is photoperiodism?
Definition
The ability to use day length to time annual cycles
Term
Where is serotonin converted to melatonin?
Definition
In the pineal gland
Term
What is the order in which the HPA axis stress hormones are released?
Definition
CRH, ACTH, glucocorticoids
Term
What did Hans Selye's experiments indicate?
Definition
That rats develop ulcers in response to a variety of stressors
Term
In baboons, who does the long term stress response effect?
Definition
dominant and subordinate individuals
Term
During the initial phase of parachute training in men, what happens to the testosterone concentrations?
Definition
They decrease
Term
How does stress enhance drug use?
Definition
Cortisol accentuate the effects of dopamine to increase the rewarding properties of drugs
Term
What is operant conditioning?
Definition
When behavior has consequences, like when the mice were shocked when they went into the dark room
Term
What is classical conditioning?
Definition
A reflexive response, like Jim and Dwight on the Office
Term
What is appetitive conditioning?
Definition
When you give food as rewards, like when you give a mouse a cookie
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