Exam 1 - Ch. 1 Flashcards

(55 cards)

1
Q

Anatomy

A

Structure of body parts and their relationship to each other

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2
Q

Physiology

A

The function of the body; how the body parts work and carry out their life-sustaining activities

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3
Q

Integumentary System

A

encloses internal body structures, site of many sensory receptors; includes hair, skin, and nails

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4
Q

Muscular System

A

enables movement, helps maintain body temperature, includes skeletal muscles and tendons

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5
Q

Endocrine System

A

secretes hormones, regulates bodily processes; includes pituitary gland, thyroid gland, pancreas, adrenal glands, testes and ovaries

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6
Q

Skeletal system

A

supports the body, enables movement; includes cartilage, bones, and joints

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7
Q

nervous system

A

detects and processes sensory information, activates bodily responses; includes brain, spinal cord, and peripheral nerves

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8
Q

Cardiovascular system

A

delivers oxygen and nutrients to tissues, equalizes temperate in the body; includes heart and blood vessels

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9
Q

lymphatic system

A

returns fluid to blood, defends against pathogens; includes thymus, lymph nodes, spleen, and lymphatic vessels

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10
Q

digestive system

A

processes food for use by the body, removes wastes from undigested food; includes the stomach, live, gallbladder, large intestine and small intestine

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11
Q

male reproductive system

A

produces sex hormones and gametes, delivers gametes to female; includes epididymis and testes

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12
Q

female reproductive system

A

produces sex hormones and gametes, supports embryo/fetus until birth, produces milk for infant; includes mammary glands, ovaries, and uterus

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13
Q

urinary system

A

controls water balance in the body, removes wastes from the blood and excretes them; includes kidneys and urinary bladder

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14
Q

respiratory system

A

removes carbon dioxide from the body, delivers oxygen to blood; includes nasal passage, trachea, and lungs

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15
Q

greek anatomy

A

to cut apart

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16
Q

gross anatomy

A

regional, systemic, surface, microscopic, developmental

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17
Q

What is the difference between anatomy and physiology?

A

Anatomy: gives an image of the body’s architecture
VS
Physiology: reveals the body’s dynamic and animated workings

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17
Q

What is the difference between anatomy and physiology?

A

Anatomy: gives an image of the body’s architecture
VS
Physiology: reveals the body’s dynamic and animated workings

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18
Q

Physiology often focuses on events at the ______ or ______ level

A

cellular or molecular

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19
Q

What is the body organization?

A

Atom
Molecule
Organelle
Cell
Tissue
Organ
Organ System
Organism

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20
Q

Atom

A

tiny building blocks of matter

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21
Q

Molecule

A

atoms joined together

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22
Q

organelles

A

basic components of cells

23
Q

cells

A

smallest units of living things

24
tissues
groups of cells with a common function
25
organs
a structure composes of at least 2 tissue groups
26
organ system
groups of organs working together
27
What are the 8 characteristics of living things?
Maintain boundaries Movement Responsiveness Digestion Metabolism Excretion Reproduction Growth
28
MAINTAINING BOUNDARIES definition
the ability to keep the internal and external environments separate
29
MOVEMENT definition
activities promotes by the muscular system
30
RESPONSIVENESS definition
the ability to sense changes in the environment and then respond to them
31
DIGESTION definition
the breaking down of ingested foodstuff to simple molecules that can be absorbed into the blood for delivery to all of the body's cells
32
METABOLISM definition
chemical reactions that occur within body cells
33
CATABOLISM definition
breaking down substances to their simpler building blocks
34
ANABOLISM definition
building more complex structures from simple substances
35
EXCRETION definition
the process of removing waste from the body
36
REPRODUCTION definition
occurs at the cellular and organismal level (mitosis and meiosis)
37
GROWTH definition
an increase in size of a body part of entire organism
38
HOMEOSTASIS definition
the ability to maintain relatively stable internal conditions even though the outside world changes continuously
39
What are the 3 components working together to achieve homeostasis?
Receptor, control center, and effector
40
Receptor
a sensory that monitors the environment and responses to changes
41
Control center
receives input from the receptor and determines the set point
42
effector
provides the means for the control centers response to the stimulus
43
Negative Feedback Loop
comprises most homeostatic control mechanisms, the output shuts off the original effect of the stimulus or reduces the intensity
44
What are the steps in the negative feedback loop?
stimulus sensor control effector back to stimulus
45
positive feedback loop
the response enhances the original stimulus so that the response is accelerate (labor)
46
what is included in the DORAL CAVITY ?
1. Cranial Cavity 2. Vertebral Cavity
47
what is included in the VENTRAL CAVITY?
1. Thoracic Cavity 2. Abdominopelvic Cavity
48
what is included in the THORACIC CAVITY?
1. Heart 2. Lungs 3. Major blood vessels of the heart
49
what is included in the MEDIASTINUM?
1. thymus gland 2. Major heart vessels
50
what is included in the ABDOMINAL CAVITY?
1. stomach 2. liver 3. gallbladder 4. pancreas 5. small intestine 6. kidneys 7. part of large intestine
51
what is included in PELVIC CAVITY?
1. reproductive organs 2. urinary bladder 3. part of large intestine
52
Serous membranes
line the inside walls of the ventral cavities (also cover visceral organs)
53
parietal layer
attaches to cavity wall
54
visceral layer
adheres to organ