CNA Flashcards

1
Q

homeostasis

A

condition where body system are working together and maintain internal stability

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2
Q

metabolism

A

physical and chemical process in which substances are broken down or trasnformed into enegry

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3
Q

organs

A

instructional units in the human body which perform specific functions

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4
Q

tissues

A

groups of cells that perform similar tasks

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5
Q

cells

A

basic structural units of the body that divide develop and die renewing tissues and organs

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6
Q

integument

A

natural protective covering

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7
Q

dilate

A

widen

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8
Q

constrict

A

narrow

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9
Q

bones

A

ridged connective tissues that make up skelton

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10
Q

joint

A

place where two bones meet

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11
Q

muscles

A

group of tissues that provide movement for the body and protect organs and basic body heat

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12
Q

atrophy

A

wasting away decreasing in size weakening of muscles from lack of use

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12
Q

Contracture

A

permanent and often painful shortening of muscle tendons usually due to a lack of activity

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13
Q

central nervous system

A

part of the nervous system that is composed of the brain and spinal cord

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14
Q

peripheral nervous system

A

made up of nerves and extended throughout the body

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15
Q

diastole

A

phase when the heart relaxes or rest

16
Q

respiration

A

process of inhaling air into the lungs and exhaling it out of your lungs

17
Q

inspiration

A

inhaling air into your lungs

18
Q

expiration

A

exhaling air

19
Q

sputum

A

thick mucus coughed up from lungs

20
Q

Urinary incontinence

A

inability to control bladder can lead to involuntary loss of urine

21
Q

peristalsis

A

involuntary contraction that move food through the gastrointestinal tract

22
Q

glucose

A

natural sugar

23
Q

digestion

A

process of preparing food physically and chemically so it can be absorbed into cells

24
Q

adsorption

A

transfer of nutrients from intestines to cells

25
Q

elimination

A

process of expelling waste that isn’t absorbed into the cells

26
Q

fecal incontinence

A

inability to control bowels leading to an involuntary passage of stool

27
Q

glands

A

organs that produce and secrete chemicals called hormones

28
Q

hormones

A

chemical substances created by the body that control numerous body functions

29
Q

gonads

A

sex glands

30
Q

reproduce

A

create new human life

31
Q

nonspecific immunity

A

type of immunity that protects the body from diseases in general

32
Q

specific immunity

A

protects body from diseases in general

33
Q

lymph

A

clear yellowish fluid that carries disease fighting cells called lymphocytes