chapter 1 Flashcards

1
Q

what is the study of body structure?

A

anatomy

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2
Q

what is the study of body functions?

A

physiology

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3
Q

what is the smallest unit of organization?

A

cellular

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4
Q

what is the largest unit of organization?

A

organism

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5
Q

what is the smallest unit of matter?

A

atom

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6
Q

what are two or more atoms joined together?

A

molecule

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7
Q

what are groups of cells that work together to perform a similar function?

A

tissue

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8
Q

what are structures composed of two or more different types of tissues?

A

organs

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9
Q

in metabolism, what breaks things down?

A

catabolic

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10
Q

in metabolism, what builds things up?

A

anabolic

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11
Q

what reverses a change in a controlled condition?

A

negative feedback system

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12
Q

what strengthens or reinforces a change in one of the body’s controlled conditions?

A

positive feedback system

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13
Q

what is cephalic?

A

head

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14
Q

what is cervical?

A

neck

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15
Q

what is the trunk?

A

body

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16
Q

what divides the body into equal halves?

A

midsagittal plane

17
Q

what divides the body into unequal halves?

A

parasagittal plane

18
Q

what divides the body into right and left sides?

A

sagittal plane

19
Q

what divides the body into anterior and posterior?

A

frontal (coronal) plane

20
Q

what divides the body into superior and inferior portions?

A

transverse plane

21
Q

what cavity is formed by the vertebral column and contains the spinal cord and beginnings of spinal nerves?

A

vertebral column

22
Q

what cavity is formed by cranial bones and contains the brain?

A

cranial cavity

23
Q

what is the chest cavity?

A

thoracic cavity

24
Q

what cavity surrounds the lungs?

A

pleural cavity

25
Q

what cavity surrounds the heart?

A

pericardial cavity

26
Q

what is the central portion of the thoracic cavity?

A

mediastinum

27
Q

what cavity contains the stomach, spleen, liver, gallbladder, small intestine, and most of the lungs?

A

abdominal cavity

28
Q

what cavity contains the urinary bladder, portions of the intestine, and internal organs of reproduction?

A

pelvic cavity