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RT 211 > Organizations to Body Structures > Flashcards

Organizations to Body Structures Flashcards

1
Q

Divisions of the Body

A
  • The head
  • The neck
  • The trunk
    • Thorax
    • Abdomen
    • Pelvis
  • The limbs or members
    • Superior or upper limb or member
    • Inferior or lower limb or member
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2
Q

The Body Cavities (3)

A
  • Ventral Cavity
    • Thoracic Cavity
  • Abdominopelvic Cavity
  • Dorsal Cavity
    • Cranial Cavity
    • Spinal Canal
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3
Q

Somes Regional Surface Areas Defined

Is the armpit, the space between the medial surface of the upper arm and the adjacent lateral chest wall.

A

Axilla

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4
Q

Some Regional Surface Areas Defined

Is the area of the oblique crease on the front of the body where the lower limb joint the trunk in front of the hip.

A

Groin

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5
Q

Some Regional Surface Areas Defined

ls the lateral side of the abdomen between the lowest rib and the upper margin of the ilium

A

Loin

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6
Q

Some Regional Surface Areas Defined

Is one of the nine regions into which the abdomen is divided. It sometimes refers to the posterior abdominal wall adjacent to the lumbar vertebrae

A

Lumbar Region

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7
Q

Some Regional Surfaces Areas Defined

Is the prominent area of the rump on either side lying lateral and behind the hip

A

The buttock

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8
Q

Some Regional Surfaces Areas Defined

is the space between the upper medial surfaces of the thighs, and extending from the anus behind to the pubic arch in front. It becomes visible when the thighs are seperated

A

Perinuem

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9
Q

The Organization of Body Structures

The unit of structure and of function of the body

A

Cells

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10
Q

The Organization of Body Structures

Group of similar cells.

A

Tissues

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11
Q

The Organization of Body Structures

Groups of tissues organized into a unit and concerned with some specific function.

A

Organs

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12
Q

The Organization of Body Structures

Groups of tissues and organs arranged to perform some function

A

Systems

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13
Q

Composition of Cells

is a name used to indicate living matter

A

Protoplasm

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14
Q

Composition of Cells

  • Consists of complex molecules located in the chromosomes of the nuclei of body cells.
  • Each contains thousand of compounds with a nitrogen base, a sugar with 5 carbon atoms,
    deoxyribose, and a phosphate.
A

DNA or Deoxyribonucleic Acid

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15
Q

Composition of Cellls

  • A compound molecule located in the nucleoli of cell nuclei, or in the cytoplasm,
  • It contains nitrogen, ribose, a sugar with 5 carbon atoms
A

RNA or Ribose Nucleic Acid, Ribonucleic Acid

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16
Q

Units of Microscopic Measurements

1/1000 mm (1/25,000 of an inch)

A

1 micron

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17
Q

Units of Microscopic Measurements

1/1000 micron (1/25,000,000 of an inch)

A

1 milimicron

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18
Q

Units of Microscopic Measurements

1/10 milimicron (1/250,000,000 of an inch)

A

1 angstrom

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19
Q

Cell

The cell consists of three parts, what are these parts?

A
  • Cell membrane
  • Nucleus
  • Cytoplasm
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20
Q

Cells

It forms a wall to contain the cell contents but it is permeable to water and many molecules, them to pass in or out of the cell.

A

Cell Membrane

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21
Q

Cells

  • Is a centrally-placed rounded part of the cell that is separated from the remainder of the cell by nuclear membrane.
  • Controls cellular activity and contains chromosomes and a small rounded granule called nucleolus.
A

The Nucleus

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22
Q

The Nucleus

  • are long threadlike filaments contained within the nucleus.
  • Contains proteins and DNA molecules that carry genes.
A

Chromosomes

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23
Q

The Nucleus

Rounded body within the nucleus. It contains RNA molecules and proteins.

A

Nucleolus

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24
Q

Cells

Is that part of a cell that lies outside of the nucleus

A

Cytoplasm

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25
Q

The Cytoplasm

Sausage shaped bodies, the power plants, with enzymes producing chemical reactions that produce energy.

A

Mitochondria

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26
Q

The Cytoplasm

Minute canals that build up proteins. (synthesize proteins)

A

Endoplasmic reticula

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27
Q

The Cytoplasm

Minute vesicles, small sacs that concentrate or condense intracellular materials.

A

Golgi bodies

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28
Q

The Cytoplasm

Minute droplets that digest proteins, etc.

A

Lysosomes

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29
Q

The Cytoplasm

Small spherical bodies containing two cylinders which take part in cell division.

A

Centrosomes

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30
Q

The Cytoplasm

The fluid within the cytoplasm.

A

Intracellular fluid

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31
Q

The Cell

Consist of the nucleus and surrounding cytoplasm

A

The Cell Body

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32
Q

The Cell

Are projections that extend out from the cell body in some types of cells, such as nerve and bone cells.

A

Cell Processes

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33
Q

The Cell

to include all the cells of the body except the genetic (reproductive) cells.

A

Somatic Cells

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34
Q

The Cell

Include those cells that produce an embryo, the ovum, or egg in the female, and the spermatozoon, or sperm in the male.

A

Genetic Cells or Reproductive Cells

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35
Q

Tissues

4 kinds of Tissue

A
  • Epithelial Tissue or epithelium
  • Connective Tissue
  • Muscular Tissue
  • Nervous Tissue or nerve tissue
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36
Q

Tissues

Is the material that lies between adjacent cell in any tissue.

A

Intercellular Substance

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37
Q

Tissues

sheet of tissue composed of cells cemented together to form a covering or lining membrane,
such as skin, covering of a lung, or lining of a blood vessel or the intestine, etc. and contains nerve endings (receptors) but no blood vessels.

A

Epithelial Tissue-Epithelium

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38
Q

Epithelial Tissue

Single layer of flat cobblestone or tilelike cells.

A

Pavement epithelium

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39
Q

Epithelial Tissue

A layer of cube-shaped cells cemented together

A

Cuboidal epithelium

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40
Q

Epithelial Tissue

A layer of cylindrical cells joined together

A

Columnar epithelium

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41
Q

Epithelial Tissue

Shaped like wine goblets, are found in the columnar epithelium. They secrete mucus, a clear sticky fluid. They are found in mucous membranes of the digestive tract.

A

Goblet Cells

42
Q

Epithelial Tissue

Many-sided cells are cemented together.

A

Polyhedral epithelium

43
Q

Epithelial Tissue

  • Consist of a single layer of cells cemented together to form a continuous sheet.
  • Linings of blood vessels and the intestine, the covering of the heart, lungs, etc.
A

Simple Epithelium

44
Q

Epithelial Tissue

  • Consist of several layers of cells cemented together to form a membrane.
  • Mouth, esophagus, vagina, skin
A

Stratified Epithelium

45
Q

Epithelial Tissue

A type of simple epithelium with a single layer of cells forming the lining of blood

A

Endothelium

46
Q

Epithelial Tissue

A type of simple single-layered epithelium that lines the body cavities, the pleura, pericardium, and peritoneum.

A

Mesothelium

47
Q

Epithelial Tissue

A type of simple or stratified epithelium that contains goblet cells and secretes mucus.

A

Mucous membrane

48
Q

Epithelial Tissue

Type of simple epithelium that secretes a thin watery colorless fluid.

A

Serous membrane

49
Q

Epithelial Tissue

Is a type of epithelium that lines joint cavities, bursae, and the sheaths of tendons. It secretes an oily substance that lubricates adjacent surfaces.

A

Synovial membrane

50
Q

Tissues

  • supporting and binding tissues of the body.
  • functions to support, connect or bind other important tissues and to fill in spaces within and about organs
A

Connective Tissues

51
Q

Connective Tissues

7 types of Connective Tissues

A
  • Loose (Areolar) Connective Tissue
  • Adipose (Fatty) Tissue
  • Fibrous Tissue
  • Elastic Tissue, Elastic Connective Tissue
  • Reticular Tissue
  • Cartilage or Gristle
  • Bone or Osseous Tissue
52
Q

Connective Tissues

  • Consist of semiliquid or jellylike matrix surrounding well separated cells.
  • Network of loosely arranged fibers.
  • Wavy white bundles of fibers containing collagen that yield gelatin with boiling, and yellow elastic fibers that are stretchable.
A

Loose (Areolar) Connective Tissue

53
Q

Connective Tissue

  • Modified connective tissue.
  • The nucleus of each cell is pushed to one side by fat that is deposited in the cytoplasm.
  • The fat cell resembles a signet ring.
A

Adipose (Fatty) Tissue

54
Q

Connective Tissue

  • Type of connective tissue in which the matrix consists of bundles of collagen fibers that either lie parallel to each other or form a crisscross of fibers when in sheets.
  • Form strong cords or sheets of tissue.
  • Tendons, ligaments and aponeuroses
A

Fibrous Tissue

55
Q

Connective Tissue

  • Largely composed of elastic fibers that are contractile and stretchable.
  • Found in structures that must expand and contract.
  • Walls of large blood vessels, lungs, membranes lining the hollow organs.
A

Elastic Connective Tissue

56
Q

Connective Tissue

  • Is composed of a fine network (reticulum) of fibers.
  • Lymph nodes, spleen, thymus and bone marrow.
A

Reticular Tissue

57
Q

Connective Tissue

Oval shaped nucleated cells surrounded by a matrix that cements the cells into a firm but flexible structure.

A

Cartilage or Gristle

58
Q

Connective Tissue

What are the 3 types of Cartilage

A
  • Hyaline cartilage
  • Fibrocartilage
  • Elastic cartilage
59
Q

Connective Tissue: Cartilage

  • Clear matrix
  • Costal cartilages, nasal and laryngeal cartilages, and the ringlike cartilages of the trachea and bronchi.
A

Hyaline Cartilage

60
Q

Connective Tissue: Cartilage

  • White collagen fibers
  • Articular discs at some joints such as intervertebral discs, semilunar cartilages at the
    knee, wrist, symphysis pubis, TMJ, acromioclavicular and sternoclavicular joints.
A

Fibrocartilage

61
Q

Connective Tissue: Cartilages

  • Elastic fibers
  • Epiglottis, cartilages of the external ear, auditory canals.
A

Elastic Cartilage

62
Q

Connective Tissue

  • Modified Connective tissue
  • Nucleated cells with many processes extending out from the cell bodies.
  • The spaces about the processes and between cells are impregnated with calcium phosphate forming a rigid matrix.
A

Bone or Osseous Tissue

63
Q

Tissue

  • Elongated, cylindrical or spindle-shaped cells cemented together to form bundles of sheets
  • also called muscle fibers.
  • Minute fibrils (little fibers) or myofibrils extend from one end of a muscle fiber to the other in the cytoplasm
A

Muscle/Muscular Tissue

64
Q

Muscular Tissue

What are the types of Muscular Tissue

(S,V,C)

A

Skeletal, Visceral and Cardiac Muscle

65
Q

Muscular Tissue

Voluntary, Striated Muscle, Attached to bones across a joint and Has sensory and motor nerves

A

Skeletal Muscle

66
Q

Muscular Tissue

Involuntary, Non-striated, Smooth muscles, Stomach, intestine, gallbladder, blood vessels and Controlled by autonomic nervous system

A

Visceral Muscle

67
Q

Muscular Tissue

Two layers of visceral muscle in the covering of a hollow organ

A
  • Inner Circular layer
  • Outer longitudinal layer
68
Q

Muscular Tissue

Involuntary, Striated, Fibers are cylindrical but branched

A

Cardiac Muscle or the Myocardium

69
Q

Nervous Tissue

Central nucleus and two sets of processes, an axon and dendrites.

A

Neurons

70
Q

Nervous Tissue

Is slender process extending out from the cell body. It may be 2 or 3 ft in length. It conducts impulses away from the cell body.

A

Axon

71
Q

Neurons

Convey sensory impulses from skin or other structures to the spinal cord.

A

Sensory Neurons

72
Q

Neurons

are minute structures at the distal end of dendrites that pick up sensory impulses.

A

Receptors

73
Q

Neurons

are minute plates or branching fibrils at the distal ends of axons of motor neurons

A

Effectors

74
Q

Neurons

Convey impulses from the brain and spinal cord out to muscles or secreting glands.

A

Motor neurons

75
Q

Nervous TIssue

Are the supporting cells of the nervous system and are placed among and around neurons.

A

Neuroglia

76
Q

What are the 10 Organ Systems

A
  • Skeletal or osseous systern
  • Skin, cutis, or integumentary system
  • Muscular system
  • Blood and circulatory system
  • Respiratory system
  • Digestive system
  • Urinary system
  • Reproductive system
  • Endocrine glands
  • Nervous system
77
Q

Physiochemical Processes in Cells and Tissues

What are the 3 Physiochemical Processes in Cells and Tissues

A
  • Filtration
  • Diffusion
  • Osmosis
78
Q

Physiochemical Processes in Cells and Tissues

A process by which water, with its dissolved smaller molecules, passes through cell or vessel walls in the same concentration as in the original solution.

A

Filtration

79
Q

Physiochemical Processes in Cells and Tissues

Is the movement of molecules from an area of greater concentration to one of lesser
concentration.

A

Diffusion

80
Q

Physiochemical Processes in Cells and Tissues

Is the passage of water through a semipermeable membrane towards the side with the greater concentration of the dissolved substance.

A

Osmosis

81
Q

Is a term used to designate the maintenance within certain normal limits of the percentage concentration of the various components of blood, body cells, intercellular spaces, etc.

A

Homeostasis

82
Q

Cells and Tissue

weight (mass) per unit volume.

A

Density of any substance

83
Q

an agent used to render hollow organs, often with thin walls, visible.

A

Media or Medium

84
Q

Cell Division

Cell division by spindle formation, the duplication of chromosomes, separation of daughter chromatids, (chromosomes), division of cytoplasm, formation of 2 identical daughter cells.

A

Mitosis

85
Q

Cell Division

reduction, a lessening, A cell division in genetic or reproductive cells, ova or eggs, and spermatozoa or sperms.

A

Miosis

86
Q

Cell Division

What are the 5 phases of Mitosis

A
  • Interphase
  • Prophase
  • Metaphase
  • Anaphase
  • Telophase
87
Q

Cell Division: Phases of Mitosis

resting stage is the between stage before active cell division has begun.

A

Interphase

88
Q

Cell Division: Phases of Mitosis

Preliminary stage includes all the initial steps that occur in preparation for the next stage or metaphase.

A

Prophase

89
Q

Cell Division: Phases of Mitosis

2 - The 46 chromosomes become condensed, rodlike and shortened.

A

Prophase

90
Q

Cell Division: Phases of Mitosis

chromosomes become doubled and 46 pairs of chromatids, (92), each one of pair identical to its mate, each gene is duplicated.

A

Duplication

part of prophase

91
Q

Cell Division: Phases of Mitosis

3 - Paired chromatids separate except at one point near the center — the centromere.

A

Prophase

92
Q

Cell Division: Phases of Mitosis

4 - The centromere divides into 2 centrosomes, one of which migrates to each pole (or end) of the cell body; (centrosomes contain 2 centrioles);

A

Prophase

93
Q

Cell Division: Phases of Mitosis

A spindle of fibers form between the newly formed centrosomes.

A

Prophase

94
Q

Cell Division: Phases of Mitosis

other fibers radiate out from each centrosome in all directions

A

Aster formation

(aster = star)

95
Q

Cell Division: Phases of Mitosis

  • The nuclear membrane disappears.
  • The nucleolus also disappears.
A

Prophase

96
Q

Cell Division

  • Equatorial grouping; the chromatids line up at the equator of the spindle
  • The paired chromatids become arranged at the equator of the spindle, one pair attached to a fiber of the spindle.
A

Metaphase

97
Q

Cell Division

  • Or separation
  • The paired chromatids separate from each other.
  • One chromatid of each pair migrates along its fiber to a centrosome at each pole.
  • The 46 chromatids become chromosomes or fine filaments grouped at the centrosome.
A

Anaphase

98
Q

Cell Division

  • Completion of cell division
  • The 46 chromosomes, threadlike filaments, form a new nucleus close to the centrosome.
  • The spindle and aster disappear.
  • A nuclear membrane forms around the 46 chromosomes at each end of the dividing cell.
  • The nucleolus reforms
  • The cytoplasm divides, the cell membrane now becomes constricted at the equator, and pinches off forming two separate daughter cells with nuclei.
  • Each daughter cell is a duplication of the parent cell and its genes
A

Telophase

99
Q

Cell Division: Some Definitions Restated

Are fine filaments, 46 in each nucleus in human somatic cells, contain DNA molecules all having many genes per chromosome, participate in cell division, becoming duplicated, form chromosomes of daughter cells.

A

Chromosomes

100
Q

Cell Division: Some Definitions Restated

Point of contact of paired daughter chromatids during cell division.

A

Centromere

101
Q

Cell DIvision: Some Definitions Restated

  • Process in which the parent cell is reduced into one-half of the number of chromosomes.
  • Oogenesis and spermatogenesis
A

Maturation

Miosis

102
Q

Cell Division: Some Definitions Restated

now considered to be fractions of DNA molecules of chromosomes, in many different combinations.

A

Genes

RT 211 (12 decks)

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