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LBBBIO8 > Histology and organology > Flashcards

Histology and organology Flashcards

1
Q

only type of tissue capable of contraction

A

muscle

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2
Q

why is muscle tissue capable of contraction

A

presence proteins: of actin and myosin

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3
Q

which muscle tissues are involuntary?

A

smooth, cardiac

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4
Q

skeletal muscle is also called

A

striated muscle

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5
Q

why does skeletal muscle have striations

A

contractile proteins

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6
Q

shape of skeletal muscle cells

A

cylindrical

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7
Q

plasma membrane in skeletal muscle is also called

A

sarcolemma

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8
Q

number of nucleus in skeletal muscle

A

multiple: multi-nucleated

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9
Q

movement of skeletal muscle

A

voluntary

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10
Q

function of intercalated disc

A

help muscle cells have synchronised contraction

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11
Q

cardiac muscles number of nucleus

A

1: uninucleated

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12
Q

movement of cardiac muscle

A

involuntary

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13
Q

shape of cell of smooth muscle tissue

A

spindle-shaped or fusiform

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14
Q

number of nucleus for smooth muscle cell

A

1: uninucleated

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15
Q

movement of smooth muscle

A

involuntary

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16
Q

nervous tissue main function

A

conductivity, receipt, process and transmit info

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17
Q

main components of nerve tissue

A

neurons, neuroglia

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18
Q

main function of neurons

A

transmit nerve impulses or electrical impulses

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19
Q

neuroglia is what type of cell

A

supporting cell

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20
Q

parts of neurons

A

axon, dendrite, cell body

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21
Q

function of dendrites

A

receive electrical impulses

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22
Q

part of the neuron that is short and numerous branching processes radiating from the cell body

A

dendrite

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23
Q

function of cell body

A

send transmitted electrical impulses to axon

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24
Q

single, thin, long process from the cell body

A

axon

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25
Q

axons terminate at branching and twig=like endings called

A

telondendria

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26
Q

location of glial cells

A

surrounding neurons

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27
Q

prepared slide for nervous tissue

A

cow nerve smear

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28
Q

type of tissue for epidermis

A

stratified epithelium

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29
Q

study of different organs

A

organology

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30
Q

outermost part of epidermis is called

A

stratum corneum

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31
Q

beneath stratum corneum

A

stratum germinativum

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32
Q

outer layer of dermis

A

stratum spongiosum or stratum laxum

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33
Q

spongy dermis composition

A

loosely
arranged connective tissue fibers and abundant blood vessels

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34
Q

black pigment cells are seen in the junction of this layer with the stratum
germinativum

A

melanophores

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35
Q

inner layer of dermis

A

stratum compactum

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36
Q

composition of compact dermis

A

white fibrous
connective tissue running parallel to the surface of the skin

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37
Q

Underneath the dermis is a connecting layer made up of loose connective
tissue and adipose that anchors the skin to the tissue beneath

A

hypodermis

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38
Q

folds in the inner wall which projects into the cavity/ lumen of the
organ

A

rugae

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39
Q

layers of tissue in frog stomach and small intestine (deepest first)

A

tunica mucosa, submucosa, tunic muscularis, subserosa, serosa

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40
Q

layer of frog stomach thrown into folds onto the lumen

A

tunica mucosa

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41
Q

tunica mucosa composition

A

simple columnar epithelium, lamina propria, muscularis mucosa

42
Q

composition of tunica mucosa that is a connective tissue layer containing glands and
blood vessels

A

lamina propria

43
Q

composition of tunica mucosa that is a thin layer of smooth muscle

A

muscularis mucosa

44
Q

layer beneath the mucosa is made of connective tissues
containing glands, blood vessels and nerves

A

submucosa

45
Q

thick layer of circular and longitudinal smooth
muscles

A

tunica muscularis

46
Q

outermost layer loose connective tissue covered by a layer
of mesothelium

A

serosa

47
Q

layers of artery/vein (outermost first)

A

tunica externa/tunica adentitia, tunica media, tunica intima

48
Q

internal layer which include the lining epithelium
of the vessel and a layer of elastic tissue in wavy appearance.

A

tunica intima

49
Q

which has thicker tunica media

A

artery

50
Q

intermediate layer made of smooth muscle,
collagenous and elastic fibers, and connective tissue cells

A

tunica media

51
Q

external layer in which the elements
include external elastic membrane, collagenous and elastic fibers, blood
vessels, and loose connective tissue.

A

tunica externa/adventitia

52
Q

two regions of spinal cord

A

white matter, gray matter

53
Q

composition of gray matter

A

nerve cells, neuroglia, naked fibers, and
blood vessels

54
Q

composition of white matter

A

composed of nerve fibers

55
Q

cavity in the center of spinal cord

A

central canal

56
Q

columnar cells surrounding the central canal of spinal cord

A

ependymal cells

57
Q

A thin sheath of connective tissue is seen adhering to the cord

A

pia matter

58
Q

membrane in contact
with the braincase.

A

dura matter

59
Q

where does cartilage rely for nourishment

A

simple diffusion

60
Q

characteristic of cartilage

A

no nerves or blood vessels

61
Q

predominant fiber in matrix of hyaline cartilage

A

collagen fibers

62
Q

cell of cartilage is called

A

chondrocyte

63
Q

hyaline cartilage is surrounded by a dense connective tissue capsule called

A

perichondrium

64
Q

type of cartilage found in nose, larynx, trachea and bronchi

A

hyaline cartilage

65
Q

types of cartilage

A

hyaline, elastic, fibrocartilage

66
Q

elastic cartilage is similar to hyaline except for the __

A

numerous fine elastic
fibers in its matrix

67
Q

type of cartilage
found in the external ear, epiglottis, larynx, and in the walls of the
auditory tube

A

elastic

68
Q

type of cartilage that has irregular, dense bundles of collagen fibers

A

fibrocartilage

69
Q

bone cell is called

A

osteocyte

70
Q

characteristic of bone

A

rich in blood vessels and nerves

71
Q

Haversian system/osteon parts

A

haversion canal, interstitial lamellae, lacuna, canaliculi

72
Q
  • central canal of an osteon
A

haversian canal

73
Q

concentrically arranged collagen bundles around
the Haversian canal

A

interstitial lamellae

74
Q

cavities found along the border of each lamellae

A

lacuna

75
Q

s fine lines or canals that radiate from the lacunae.

A

canaliculi

76
Q

Location of simple squamous epithelium

A

Xs lung

77
Q

Location of simple squamous epithelium

A

Xs lung

78
Q

Location of simple cuboidal

A

Thyroid follicles

79
Q

Location of simple columnar

A

Intestine

80
Q

Location of transitional squamous

A

Xs human urinary bladder

81
Q

main component of connective tissues

A

extracellular matrix

82
Q

extracellular mix in connective tissue is composed of

A

protein fibers, amorphous ground substance and tissue fluid

83
Q

This tissue is
composed of a great deal of ground substance.

A

loose connective tissue

84
Q

three types of protein fibers in loose connective tissue

A

collagen, elastic, reticular

85
Q

protein fiber for strength and flexibility

A

collagenous

86
Q

protein fiber for stretching and snapping back to original length

A

elastic

87
Q

protein fiber to join connective tissue to adjacent tissue

A

reticular

88
Q

cells in connective tissue used to secrete protein of extracellular fibers

A

fibroblasts

89
Q

protein fibers in connective tissue used for immune sstem

A

macrophages

90
Q

tendon vs ligament

A

tendon - muscle to bone
ligament - bone to bone

91
Q

source of dense connective tissue

A

tendon

92
Q

predominant fibers in dense connective tissue

A

collagen

93
Q

other term for rbc

A

ertythrocytes

94
Q

other term for wbc

A

leucocytes

95
Q

types of leucocytes

A

granulocytes, agranulocytes

96
Q

types of granulocytes and differentiate

A

neutrophils - nucleus has 3 or more lobes
eosinophils - bilobed nucleus
basophils - U or J-shaped nucleus

97
Q

types of agranulocytes

A

lymphocytes - small round cells with indented nucleus
monocytes - larger than lymphocytes with round and eccentric nuclei

98
Q

other term of platelet

A

thrombocyte

99
Q

platelets are fragments of a large bone marrow cell called

A

megakaryocyte

100
Q
A

LBBBIO8 (8 decks)

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