3033 Exam 2 Vocabulary Flashcards Preview

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Flashcards in 3033 Exam 2 Vocabulary Deck (42):
1

rest

state of mental/physical relaxation while being awake, alert and responsive to external stimuli

2

sleep

regular occurring, reversible behavioral state in which consciousness, skeletal muscle activity, metabolism and response to external stimuli are decreased

3

circadian rhythm

rhythmic biologic clock; complete a full cycle every 24 hours; synchronization occurs when sleep-wake patterns follow the inner biologic clock

4

BSS

bulbar synchronizing system; pauses sleep; associated with the medulla oblongata in the brain; melatonin (sleep inducer) sometimes released; serotonin is also associated; tryptophan (aa) that is a precursor of serotonin (found in turkey, milk products, banana)

5

RAS

reticular activating system; wakes us up; receive that sensory input; may release catylcholamines (norepinephrine); network of nerve fibers in the thalamus, hypothalamus, brain stem and cerebral cortex; essential to our wakefulness

6

REM

rapid eye movement; stage of sleep in which brain is very active, but the body is quiet; vital signs fluctuate; accounts for 25% of normal sleep time; deprivation causes irritability

7

NREM

non-rapid eye movement; predominate during the first 1/3 of the night; state in which a quiet brain functions in an active body; 75% of total sleep time; comprised of 4 stages

8

dyssomnia

altered amount or altered quality of sleep

9

parasomnia

abnormal behaviors or movements during sleep

10

sundown syndrome

type of agitation in which the patient becomes more confused and agitated in the late afternoon or evening; behaviors include agitation, aggressiveness, wandering, resistance to redirection and increased verbal activity

11

respiration

gas exchange between the atmospheric air in the alveoli and blood in the capillaries

12

gas exchange

intake of oxygen and release of carbon dioxide

13

ventilation

breathing; movement of air into and out of the lungs; involves inspiration and expiration

14

resistance

result of any impediment or obstruction that air meets as it moves through the airway

15

bronchodilation

increase in the diameter of airways caused by relaxation of the smooth muscles of the bronchioles

16

bronchoconstriction

decrease in the diameter of airways caused by constriction of the smooth muscles of the bronchioles

17

hypoxemia

insufficient oxygen in the blood

18

hypoxia

inadequate amount of oxygen is available to cells; symptoms include dyspnea, elevated BP with small pulse pressure, increased respiratory and pulse rates, pallor and cyanosis

19

hypoventilation

decreased rate or depth of air movement into the lungs

20

hyperventilation

increased rate or depth of air movement into the lungs

21

hypercapnia

increased partial pressure of arterial carbon dioxide; symptom of hypoventilation

22

dyspnea

difficulty breathing

23

wheezing

continuous, musical sounds, produced as air passes through airways constricted by swelling, narrowing, secretions or tumors

24

hemoptysis

coughing up blood; ranges from slight streaking of blood in the mucus to massive coughing up of blood

25

sputum

respiratory excretion expelled by coughing or clearing the throat

26

allopathic

used in western; mainstream; orthodox; “bio” medicine

27

homeopathic

"like cures like"

28

alternative medicine

complementary, non-conventional

29

complementary medicine

can be used with traditional medical interventions and thus "complement" them

30

integrative medicine

uses some combination of allopathic medicine and CAT

31

herbal medicine

natural medicines; can be toxic in higher-than-recommended doses

32

yin & yang

opposing forces at the foundation of traditional Chinese medicine; based on the concept of balanced qi that flows throughout the body

33

relaxation therapies

promote parasympathetic activity helping to reduce sympathetic activity and restore the balance of the two systems

34

therapeutic touch

complementary healing modality; used by healthcare provider to reduce anxiety, accelerate relaxation, decrease pain, and enhance immunity

35

sanitation

health measures that are related to hygiene; food handling, water disposal, etc.

36

pollution

many types; involve contamination; air, water, noise, etc.

37

environmental health

aspect of community health concerned with those forms of life, substances, forces and conditions that man exerts an influence on and that affect our health and well-being

38

environmental hazard

biological, physical, chemical or psychosocial threat to health that arises from the environment

39

ergonomics

study of people at work in order to understand the complex relationships at work such as human anatomy and psychology

40

sentinel health event

unusual or atypical pattern for illness for which an environmental cause is suspected

41

asphyxiation

interruption in breathing that results from severe lack of oxygen because there's no source of air, an inadequate supply of oxygen in the air or condition in which the air cannot be inhaled

42

poisoning

adverse condition or physical state resulting from ingestion of a toxic substance