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Anatomy And Physiology > Chapter 1 The Human Body > Flashcards

Chapter 1 The Human Body Flashcards

0
Q

Physiology

A

Study of how the body and it’s parts work or function.

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1
Q

Anatomy

A

The study of the structure and shape of the body and body parts and their relationships to one another.

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2
Q

Atoms

A

Tiny building blocks of matter.

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3
Q

Cells

A

Smallest units of all living things.

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4
Q

Organ

A

A structure, composed of two or more tissue types, that preforms a specific function.

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5
Q

Organ system

A

A group of organs that cooperate to accomplish a common purpose.

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6
Q

Organism

A

The highest level of structural organization.

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7
Q

Integumentary system

A

The external covering of the body, or the skin.

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8
Q

Levels of structural complexity

A

Chemical level, cellular level, tissue level, organ level, organ system level, organismal level

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9
Q

Skeletal system

A

Supports the body and provides framework

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10
Q

Muscular system

A

Causes movement

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11
Q

Nervous system

A

The body’s fast acting control system

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12
Q

Endocrine system

A

Controls body activities, produces hormones.

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13
Q

Cardiovascular system

A

Carries nutrients, oxygen, and hormones to the body through blood flow

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14
Q

Lymphatic system

A

Complementary to the cardiovascular system

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15
Q

Respiratory system

A

Supplies body with oxygen and removes carbon dioxide

16
Q

Digestive system

A

Breaks down food and delivers products to the blood for dispersal to the body cells

17
Q

Urinary system

A

Removes the nitrogen containing wastes from the blood and flushes them from the body.

18
Q

Reproductive system

A

Producing offspring

19
Q

Movement

A

All activities promoted by the muscular system

20
Q

Responsiveness/ irritability

A

Ability to react to stimuli

21
Q

Digestion

A

Process of breaking down ingested food into simple molecules

22
Q

Metabolism

A

Chemical actions that occur within the body.

23
Q

Excretion

A

Process of removing wastes from the body.

24
Q

Reproduction

A

The production of offspring

25
Q

Growth

A

Increase in size

26
Q

Nutrients

A

Chemicals used for energy and cell building

27
Q

Oxygen

A

Chemical reactions that release energy from foods require oxygen

28
Q

Water

A

Accounts for 60 to 80 percent of body weight.

29
Q

Body temperature

A

Must be maintained at around 98 degrees

30
Q

Atmospheric pressure

A

Force exerted on the surface of the body by the weight of air

31
Q

Homeostasis

A

Maintaining stable internal conditions

32
Q

Receptor

A

Sensor

33
Q

Control center

A

Determines the set point at which the variable is to be maintained, analyzes the information it receives and then determines the appropriate response or course of action.

34
Q

Effector

A

Provides the means for the control centers response to the stimulus

35
Q

Negative feedback mechanisms

A

What most homeostasis control mechanisms

Anatomy And Physiology (1 decks)

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