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Chapter 44
Sensory functioning
27
Nursing
Undergraduate 1
12/02/2013

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Term
Sensory reception
Definition
The process of receiving data about the external or internal environment through the senses.
Term
stereognosis
Definition
the sense that perceives the solidarity of objects and their size, shape, and texture
Term
Proprioception
Definition
the sense usually at a subconscious level of the movements and position of the body especially it's limbs, independent of vision.
Term
Sensory perception
Definition
the conscious process of selecting, organizing, and interpreting data from the senses into meaningful information. Influenced by the intensity, size, change, or representation of stimuli, as well as by pas experiences, knowledge, and attitudes.
Term
Stimulus
Definition
an agent, act, or influence capable of initiation a response by the nervous system.
Term
What four conditions must be met for a person to receive the necessary data to experience the world?
Definition
-A stimulus
-a receptor or sens organ must receive the stimulus and convert it to a nerve impulse.
-The nerve impulse must be conducted along a nervous pathway from the receptor or sense organ to the brain
-A particular area in the brain must receive and translate the impulse into a sensation
Term
Reticular activation system (RAS)
Definition
extends from the hypothalamus to the medulla, mediates arousal.
Term
sensoristasis
Definition
The optimal arousal state of the RAS
Term
adaptation
Definition
being able to block out background noises
Term
What are some factors contributing to sever sensory alteration?
Definition
sensory overload, sensory deprivation, sleep deprivation, and cultural care deprivation.
Term
Sensory deprivation
Definition
results when a person experiences decrease sensory input that is monotonous, unpatterned, or meaningless. The RAS is no longer able to project a normal level of activation to the brain. As a result, hallucination may occur.
Term
Sensory overload
Definition
the condition that results when a person experiences so much sensory stimuli that the brain is unable to either response meaningfully or ignore the stimuli.
Term
Sensory Deficit
Definition
Impaired or absent functioning in one or more senses. (hearing, site, taste, numbness and paralysis)
Term
Captopril can cause what type of sensory alteration?
Definition
A antihypertensive agent causing taste alteration.
Term
What is the most effective means by which sensory alterations can be managed?
Definition
Prevention
Term
When assessing a patient's sensory experience, what would the nurse identify as the major component?
Definition
Reception and perception
Term
When evaluating a patients sensory experience, what four conditions would be essential for a person to receive data and experience the world?
Definition
a stimulus
receptor
intact nerve pathway
functioning brain
Term
When planning the care for a patient related to disturbed sensory perception, the nurse would integrate knowlege of which system responsible for monitoring and regulating incoming sensory stimuli to maintain, enhance, or inhibit cortical arousal?
Definition
Reticular activating system
Term
You notice that Mr. Wong, who has cataracts, is sitting closer to the television than usual. The nurse would interpret the etiologic basis of his sensory problem is an alteration in what?
Definition
Sensory reception
Term
What would be most important to include in the plan of care for a patient who is 85yrs old and has presbycusis?
Definition
speaking distinctly using lower frequencies
Term
Peter Almone is in the late stages of AIDS, which is now affecting his brain as well as other major organ systems. He confides to you that he feels terribly alone because most of his friend are afraid to visit. The nurse determines that what would be the least likely underlying etiology for his sensory problems?
Definition
Emotional responses
Term
What factors place a patient at high risk for sensory deprivation?
Definition
- an environment with decreased or monotonous stimuli
- Impaired ability to receive environmental stimuli
- Impaired ability to process environmental stimuli
-
Term
Richard's spinal cord was severed, and he is paralyzed from the waist down. When obtaining data about this patient, what component of the sensory experience would be most important to asses?
Definition
Transmission of tactile stimuli
Term
An 11-year old 6th grader whose grades have dropped has difficulty completing her work on time, frequently rubs her eyes, and squints. Her vision acuity on Snellen's chart was 160/120. What would be an appropriate NANDA?
Definition
Ineffective Role Performance (student) related to visual impairment
Term
What would be an appropriate NANDA for a man with a severe hearing deficit who reads lips well?
Definition
Provide daily opportunity for him to participate in social hour with six or eight people
Term
In a boarding home where most patients have slight to moderate visual hearing impairment and some are periodically confused, which of the following would be the nurse's first priority in caring for sensory concerns?
Definition
Maintaining safety and preventing sensory deterioration
Term
The nursing diagnosis for a 8-month-old was disturbed sensory Deprivation related to inadequate parenting. Since that time, both parents have attended parenting classes. However both parents work while the child stays with her grandmother, who has reduced vision. The parents provide appropriate stimulation in the evening. At an evaluation at age 11 months the baby lays on the floor sucking her thumb and rocking her body. Her facial expression is dull, and she vocalizes only in a low monotone (uh-h-h). What accurately reflects evaluation about the child's sensory deprivations?
Definition
Sensory deprivation is still severe
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