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MED-116- Anatomy and Physiology > Chapter 1- Intro to A&P > Flashcards

Chapter 1- Intro to A&P Flashcards

1
Q

Is essential to understand for those planning a career in health sciences

A

Human body

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2
Q

Study of the shape and structure of the human body and its parts.

A

Human anatomy

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3
Q

deals with large structures of the human body that can be seen through normal dissection

A

gross anatomy

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4
Q

deals with smaller structures and fine detail that can be seen only with the aid of a microscope.

A

microscopic anatomy

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5
Q

scientific study of the functions or processes of the human body. Answers the how, what, and why anatomic parts work.

A

human physiology

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6
Q

Levels of Organization:

A
  • Chemical level (atoms and molecules)
  • Cells (cellular)
  • Tissues
  • Organs
  • Body Systems
  • Total Organism
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7
Q

deals with the interaction of atoms (such as hydrogen and oxygen), and their combinations into molecules (such as water)

A

chemical level

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8
Q

The basic living units of all organisms

A

cells

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9
Q

There are about how many dynamic living cells in the human body?

A

75 trillion

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10
Q

Group of cells that have a similar structure and function together as a unit. Cells with similar structure and function grouped together.

A

Tissues

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11
Q

What are the form main types of tissue?

A

Epithelial, connective (connect muscle), muscle, and nervous

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12
Q

Two or more tissue types that form a more complex structure and work together to perform one or more functions. ex–> skin, heart, ear, stomach, and liver

A

Organs

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13
Q

Consists of several organs that work together to accomplish a set of functions

A

Body systems

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14
Q

Made up of several systems that work together that maintain life

A

Total Organism

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15
Q

The human body has how many major organ systems?

A

11

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16
Q

Consists of the skin and the various accessory organs associated with it. These accessories include: hair, nails, sweat glands, and sebaceous oil glands

A

Integumentary System

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17
Q

Function of Integumentary System: (5)

A
  • protect underlying tissue from injury
  • temperature regulation
  • protect against water loss
  • contains sense receptors
  • synthesize chemicals to be used in other parts of the body
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18
Q

Consists of bones, joints, and ligaments, and cartilage hat bines the bones together

A

Skeletal System

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19
Q

Function of the Skeletal System: (2)

A
  • forms the framework of the body
  • protects underlying organs
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20
Q

What do bones provide for the body in the skeletal system? (3)

A
  • serve as attachments for muscles
  • act with muscles to produce movement
  • provide calcium storage
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21
Q

Within bone and produce blood cells and store inorganic salts containing calcium and phosphorous

A

Tissue

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22
Q

Muscular System Functions: (3)

A
  • As muscles contract, they create the forces that help to produce movement and maintain posture
  • store energy in the form of GLYCOGEN
  • primary source of HEAT within the body
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23
Q

Consists of brain, spinal cord, and associated nerves

A

Nervous System

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24
Q

Function of Nervous System: (2)

A
  • coordinate body activities
  • receives and transmits stimuli
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25
Q

Are specialized to transmit impulses from one point to another. In this way, body parts can communicate with one another with the outside environment.

A

Nerve cells (neurons)

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26
Q

Some nerve cells have what special endings that detect any change in the environment?

A

sense receptors

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27
Q

What 2 systems are mainly the ones who control homeostasis within the body?
Which system acts quickly? Which one acts slowly but with more sustained effect?

A
  • Nervous (acts quickly) and endocrine systems (acts slowly with more sustained effect)
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28
Q

Includes all the glands that secrete chemicals called hormones.

A

Endocrine System

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29
Q

Functions of the endocrine system: (3)

A
  • regulates metabolic activity and body chemistry
  • work together with nervous system to coordinate and regulate body activities to maintain proper balance.
  • regulate reproductive functions in males and females
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30
Q

Travel through the blood and act as messengers to regulate cellular activities

A

hormones

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31
Q

Consists of blood, heart, and blood vessels

A

Cardiovascular system

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32
Q

Cardiovascular System Functions: (3)

A
  • The blood transport nutrients, hormones, and oxygen to tissue cells
  • Removes waste products such as carbon dioxide
  • Have white blood cells (leukocytes) that defend the body against disease
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33
Q

Acts as a pump to circulate blood and create the forces necessary to maintain blood pressure

A

Heart

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34
Q

Serves as pipes/channels for the flow of blood

A

Blood vessels

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35
Q

Consists of series of vessels that transport fluid. Sometimes considered a part of cardiovascular system. Include lymph, lymph nodes, and lymphoid organs

A

Lymphatic system

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36
Q

Series of vessels that transport fluid from tissues back into the blood. It passes through the lymph nodes, which filter out foreign particles

A

lymph

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37
Q

What are the 3 lymphoid organs?

A

tonsils, spleen, and thymus

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38
Q

Filter the lymph to remove foreign particles as a protection against disease. Function in the body’s defense mechanism by enhancing the activities of cells that inactivate specific pathogenic agents

A

lymphoid organs

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39
Q

Begins in the mouth. Include mouth, pharynx, esophagus, stomach, small intestine, and large intestine

A

Digestive system

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40
Q

What are the accessory organs for the digestive system?

A

teeth, tongue, salivary glands, liver, gallbladder, and pancreas

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41
Q

Function of Digestive system: (3)

A
  • ingest food
  • Process food into form that can be used in the body
  • eliminate residue
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42
Q

Function of Respiratory system:

A
  • brings oxygen, in the form of air into the lungs
  • removes CO2
  • provide a membrane for the exchange of these gases between the blood and the lungs
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43
Q

What does the respiratory system consist of?

A
  • pharynx, larynx, trachea, bronchi, and lungs
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44
Q

Consists of kidneys, ureters, urinary bladder, and urethra

A

Urinary System

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45
Q

What removes waste from the blood, especially nitrogenous wastes, regulate fluid level, and regulate chemical contents of the body?

A

Kidney

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46
Q

What is the product of kidney function?

A

Urine… which is transported through the ureters and urethra

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47
Q

What serves as a reservoir or storage for the urine after being transported through the ureters and urethra?

A

urinary bladder

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48
Q

Production of new individuals. What does this system produce?

A

Reproductive System… reproductive cells

49
Q

Primary organs of the reproductive system and has accessory glands (ovaries: eggs and testes: produce sperm) that support developments of embryo and fetus

A

gonads

50
Q

The male reproductive systems main concern is with the production and maintenance of what and is responsible for the transfer of these cell to the female?

A

sperm

51
Q

“staying the same”. The constant internal environment that must be maintained for the cells of the body. Body systems are functioning normally. Internal environment of the body is in equilibrium. Body is in a healthy state.

A

Homeostasis

52
Q

If conditions deviate from normal the body needs to retore conditions back to normal. The goal of medical treatment is to restore homeostasis. If unsuccessful what can happen?

A

illness, disease, or death

53
Q

Any condition or stimulus that disrupts the homeostasis balance of the body.

A

Stressor

54
Q

Works to bring conditions back to the normal range. A response mechanism of the body in which a stimulus initiates a reaction to reduce the stimulus. Does not prevent bad conditions from occurring but tries to restore it back to a normal range.

A

Negative feedback mechanism

55
Q

Used to communicate effectively in the health care field

A

Anatomical terms

56
Q

Body i standing erect, face forward, arms at the sides, palms and toes are directly forward.

A

Anatomical position

57
Q

Used to describe the relative position of one part to another

A

Directional terms

58
Q

a part above another part, or closer to the head.
List an example…

A

Superior
Ex: The nose is superior to the mouth

59
Q

A part below another part, or closer to the feet
List an example…

A

Inferior
Ex: The heart is inferior to the neck

60
Q

A part toward the front surface.
List an example….

A

Anterior
Ex: The heart is anterior to the vertebral column

61
Q

A part towards the back.
List an example…

A

Posterior
Ex: The heart is posterior to the sternum

62
Q

A part toward or nearer, the midline of the body
List an example…

A

Medial
Ex: The nose is medial to the ears

63
Q

A part toward, or nearer, the side away from the midline
List an example…

A

Lateral
Ex: The ears are lateral to the eye

64
Q

A part closer to the point of attachment, or closer to the trunk of the body, than another part
List an example…

A

Proximal
Ex: The elbow is proximal to the wrist

65
Q

a part father away from the point of attachment than another part
List an example…

A

Distal
Ex: The fingers are distal to the wrist

66
Q

A part located on or near the surface
List an example…

A

Superficial
Ex: The epidermis superficial to the hypodermis
or the superficial layer of the skin is the epidermis

67
Q

A part is away from the surface
List an example…

A

Deep
Ex: muscles are deep to the skin

68
Q

Pertains to internal organs or the covering of the organs
List an example….

A

Visceral
Ex: The visceral pericardium covers the heart
The pleura is visceral to the lungs

69
Q

Refers to the wall of a body cavity
List an example…

A

Parietal
Ex: The parietal peritoneum lines the wall of the abdominal cavity

70
Q

Practice using directional terms:
1.) ______ often used for trunk or head.
2.) The head is _______ to the chest.
3.) The buttocks are _____ to the chest.
4.) ________ used for front and back.

A

1.) Inferior/Superior
2.) Superior
3.) Inferior
4.) Anterior/Posterior

71
Q

longitudinal section. Lengthwise cut that divide the body into right and left portions.

A

sagittal place

72
Q

Divides the body through the middle into right and left halves

A

midsagittal plane

73
Q

coronal plane. divides the body into anterior and posterior portions

A

Frontal plane

74
Q

cross sections. cuts across the body horizontally to divide it into superior and inferior portions

A

transverse plane

75
Q

Consists of head, neck, and trunk. Trunk (torso): includes thorax, abdomen, and pelvis

A

Axis

76
Q

Consists of the limbs

A

Appendicular

77
Q

Spaces within the body that contain the internal organs or viscera

A

Body Cavities

78
Q

Towards the spine

A

Dorsal cavity

79
Q

contains the brain

A

cranial cavity

80
Q

contains the spinal cord

A

spinal cavity

81
Q

towards the belly

A

ventral cavity

82
Q

contains heart, lungs, esophagus, and trachea

A

thoracic cavity

83
Q

What 2 things consist of the abdominopelvic cavity?

A

abdominal cavity and pelvic cavity

84
Q

stomach, liver, gallbladder, spleen, most of intestines

A

abdominal cavity

85
Q

small and large intestines, rectum, urinary bladder, internal reproductive organs

A

pelvic cavity

86
Q

All human beings begin a a single fertilized egg. During development, cells divide and specialize to form all body tissues, organs, and organ systems. Cells are the structural and functional units of the human anatomy

A

Structure of the Generalized Cell

87
Q

Separates the material outside the cell from the material inside the cell. Maintains integrity of the cell. Determines what can go into or out of the cell.

A

Plasma Membrane

88
Q

some substances can pass through the membrane but others cannot. The “bodyguard”.

A

Selective permeable

89
Q

Main components of the plasma membrane are what?

A

phospholipids and proteins

90
Q

gel-like fluid inside the cell. Contains dissolved electrolytes, metabolic waste products, and nutrients

A

Cytoplasm

91
Q

Small structures suspended in cytoplasm. Each has a specific role in the metabolic reactions that occur in the cytoplasm.

A

Organelles

92
Q

Consists primarily of water

A

intracellular fluid

93
Q

Control center that directs the activities of the cell. Large, spherical body that is usually located near the center of the cell. Enclosed by a double-layered nuclear membrane. Contains the genetic material of the cell which is what?

A

Nucleus… DNA

94
Q

Dark-staining body within the nucleus.

A

Nucleolus

95
Q

What is the function of the nucleolus?

A

Produce RNA and combine it with protein to form ribosomes

96
Q

“little organs” that suspended in the cytoplasm of the cell

A

Cytoplasmic Organelles

97
Q

“power plant” of the cell. Oval, fluid-filled sacs in the cytoplasm

A

Mitochondria

98
Q

What is the function of the mitochondria?

A

Energy from nutrients is converted to ATP

99
Q

Stores energy within the cell and provides energy for use by the body cells. Mitochondria transforms nutrients into energy within the cell

A

ATP

100
Q

Small granules of RNA in the cytoplasm. Function in protein synthesis

A

Ribosomes

101
Q

Complex series of membranous channels that provides a path to transport material from one part of a cell to another

A

Endoplasmic Reticulum (ER)

102
Q

Granular ribosomes attached to the outer surface. Function in the synthesis and transport of protein molecules

A

Rough ER

103
Q

Lack ribosomes and appear smooth.

A

Smooth ER

104
Q

What is the function of the Smoot ER?

A

synthesize certain lipid molecules

105
Q

helps move substances from the inside of the cell to the outside of the cell. Series of 4-6 flattened membranous sacs connected to the ER. Known as the “packaging and shipping plant” of the cell. Especially abundant in granular cells.

A

Golgi Apparatus

106
Q

Proteins and lipids are carried through the ER to here. These proteins and lipids are surrounded by a piece of this membrane. Pinched off the end to become a secretory vesicle. Secretory vesicle move to the cell membrane to then release their contents to the exterior of the cell.

A

Golgi Apparatus

107
Q

membrane-enclosed sacs of various enzymes

A

Lysosomes

108
Q

What are the functions of lysosomes? (3)

A
  • Destroy cellular debris
  • Destroy worn out cells
  • Breakdown particles, such as bacteria that have been taken into the cell (through phagocytosis)
109
Q

What are located in the cytoplasm? (2)

A

cytoskeleton and centrioles

110
Q

Helps maintain shape of the cell. Plays a role in muscle contraction.

A

Cytoskeleton

111
Q

Cytoskeleton is made up of what two things?

A

Microfilaments and microtubules

112
Q

long, slender rods of protein that support small projections of the cell membrane called microvilli

A

Microfilaments

113
Q

thin hollow cylinders. Found in centrioles, cilia, and flagella.

A

Microtubules

114
Q

non membranous rod-shaped structure composed of microtubules.

A

centrioles

115
Q

Function of centrioles:

A

function in cell production by aiding in the distribution of chromosomes to the new daughter cells

116
Q

A dense area that contains a pair of centrioles

A

centrosome

117
Q

Short, cylindric, hairlike processes. Project outward from the cell membrane

A

cilia

118
Q

Function of cilia:

A
  • create wavelike motion to move substances across the surface of the cell
119
Q

Where is cilia found? What does it do there?

A

found in the respiratory tract where it moves mucus, in which particles of dust are embedded upward and away from the lungs

MED-116- Anatomy and Physiology (4 decks)

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