Anatomy & Physiology 1 Flashcards

1
Q

heirarchy of structural organization

A

chemical level, cellular level, tissue, organ, organ system, organism

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2
Q

4 types of tissue

A

epithelial tissue, connective tissue, muscle tissue, nervous tissue

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3
Q

What is histology?

A

the study of tissues and how they form organs

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4
Q

Definition of tissues

A

Group of cells closely associated that have a similar structure and perform a related function

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5
Q

epithelial tissue functions

A

protection, secretion, absorption, ion transport

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6
Q

classes of epithelium layers

A

simple, stratified, pseudostratified

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7
Q

classes of epithelium shapes

A

squamous, columnar, cuboidal, transitional

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8
Q

epithelial tissue examples

A

lining of GI tract organs & other hollow organs
skin surface/epidermis

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9
Q

types of epithelium

A

simple squamous, simple columnar, simple cuboidal, pseudostratified columnar, stratified squamous keratinized, stratified squamous non-keratinized, transitional

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10
Q

2 types of specialized epithelium

A

endothelium & mesothelium

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11
Q

endothelium

A

lines vessels

lymphatic and blood vessels

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12
Q

mesothelium

A

lines body cavities

pleura, peritoneum, pericardium

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13
Q

2 features of apical surface of epithelium

A

microvilli and cilia

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14
Q

microvilli

A

e.g. small intestine; finger-like

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15
Q

cilia

A

e.g. respiratory tubes; whip-like

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16
Q

3 types of cell junctions (a feature of the lateral surface of epithelium)

A

desmosomes, gap junctions, tight junctions

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17
Q

desmosomes

A

proteins hold cells together to maintain tissue integrity

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18
Q

gap junctions

A

proteins allow small molecules to pass through

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19
Q

tight junctions

A

plasma membrane of adjacent cells fuse, nothing passes

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20
Q

2 components of basal surface of epithelium

A

basal lamina, reticular fiber layer

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21
Q

basal lamina

A

superficial layer, acts as a layer

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22
Q

reticular fiber layer

A

deeper layer, acts as support

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23
Q

4 types of connective tissue

A

ct proper (loose and dense), bone, cartilage, blood

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24
Q

ct functions

A

connecting, storing & carrying nutrients, protection, fight infection

25
Q

ct origin?

A

mesenchyme

26
Q

general ct

A

loose ct, dense ct, mucoid tissue, adipose tissue

27
Q

specialized ct

A

cartilage, bone, hemolymphoid tissue

28
Q

8 types of cells

A
  1. (a) fibroblasts (b) fibrocytes
  2. adipose cells
  3. plasma cells
  4. mast cells
  5. macrophages
  6. leukocytes
  7. pigment cells
  8. mesenchymal cells
29
Q

3 types of ct fibers

A

reticular, collagen, elastic

30
Q

ct components

A

fibroblasts, interstitial fluid, ground matrix

31
Q

3 types of cartilage

A

hyaline, elastic, fibrocartilage

32
Q

4 bone shapes

A

flat, irregular, long, short

33
Q

What is the production of blood cells?

A

hematopoiesis

34
Q

3 types of blood cells

A

erythrocytes, leukocytes, thrombocytes

35
Q

muscle tissue functions

A

movement, maintenance of posture, joint stabilization, heat generation

36
Q

3 types of muscle tissue

A

skeletal, cardiac, smooth

37
Q

voluntary muscle

A

skeletal

38
Q

involuntary muscle

A

cardiac & smooth

39
Q

3 components of neurons

A

cell body, dendrite, axon

40
Q

5 types of support cells (nervous tissue)

A

satellite cells, Schwann cells, microglia, oligodendrocytes, ependymal cells

41
Q

3 body membrane functions

A

cover surfaces, line body cavities, form protective sheets around organs, lubricate surfaces

42
Q

2 categories of body membranes

A

epithelial membranes, ct membranes

43
Q

3 types of epithelial membranes

A

cutaneous, serous, mucous

44
Q

3 types of specialized serous membranes

A

pleura, peritoneum, pericardium

45
Q

type of ct membrane

A

synovial

46
Q

4 skin derivatives

A

sweat glands, oil glands, hairs, nails

47
Q

skin functions

A

protection, aid in heat regulation, aid in urea and uric acid excretion, synthesizes vit. D, cutaneous sensory receptors

48
Q

skin layers

A

epidermis, dermis, hypodermis

49
Q

5 layers of epidermis

A

from deepest to outermost

stratum basale, s spinosum, s granulosur, s lucidum, s corneum

50
Q

melanin

A

yellow to black pigment

51
Q

membrane-bound granules

A

melanosomes

52
Q

2 dermis layers

A

papillary (outer) and reticular (lower)

53
Q

3 pigments that contribute to skin color

A

melanin, hemoglobin, carotene

54
Q

reddened skin

A

erythema

55
Q

blanching

A

pallor

56
Q

yellowing

A

jaundice

57
Q

black & blue coloring

A

bruises

58
Q

3 skin appendages

A

cutaneous glands, hair & hair follicles, nails

59
Q

2 groups of cutaneous glands

A

sebaceous and sweat (sudoriferous) glands