structural organisation Flashcards

1
Q

what are tissues

A

group of cell performing similar function with similar structures, origin.

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2
Q

tissue term was coined by and its study is called

A

bichat, histology

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3
Q

first phyllum to be found with tissues

A

ceolentrata

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4
Q

the basal membrane provide-

A

elasticity, has glycoprotein, mucopolysacchride

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5
Q

squamous epithelium is also known as-

A

pavement epithelium

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6
Q

what tessellated epithelium

A

are the one with wavy and irregular boundaries

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7
Q

function and location of squamous

A

lung alveoli, blood vessels

diffusion, exchange

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8
Q

micro villi are found as extensions in

A

cuboidal epithellium

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9
Q

function and location of cuboidal epithellium

A

nephron, salivary gland, pancreatic ducts

secreation

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10
Q

unicellular glands

A

goblet cells

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11
Q

non keratinised compound squamous found in

A

buccal cavity, oesophagus, pharynx

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12
Q

what is tight junctions

A

complete fusion of cytoplasm and does not allow substances to pass

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13
Q

what are gap junctions

A

allows the continuity of cytoplasm

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14
Q

what are desmosomes

A

these intergrate the adjacent cells due to protein plaques present.

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15
Q

what are hemidesmosomes

A

helps in the joining of the tissues from the basal membrane

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16
Q

most widely spread and connective tissues and its functions

A

connective tissues

packing, support, protection

17
Q

colour, elasticity, and location of collagen

A

white , non elastic, bones

18
Q

colour, elasticity, and location of elastin

A

yellow, elastic, blood vessels

19
Q

colour, elasticity, and location of reticular

A

white, delicate, liver spleen

20
Q

cells found in connective tissues

A

fibroblasts, adipocytes, mast cells, plasma cells, macrophages.

21
Q

function and location of areolar tissues

A

found beneath the skin,

joins the integument with the muscles

22
Q

function and location of adipose tissue

A

beneath the skin, around organs, yellow bone marrow

shock absorption, insulators, provide protein.

23
Q

tendons connects-

A

muscle to bone

24
Q

ligament connects-

A

bone to bone

25
the cells, protein and fibres present in cartilage-
chondroblasts, chondrocytes collagen fibres chondrin protein
26
what are lacunne
fluid filled space in which cells are chondrocytes cells
27
the cells, protein and fibres present in bones-
osteoblasts, osteocytes, osteoclasts oestin protein, collagen fibres
28
rbc and wbc are made by-
rbc- red bone marrow | wbc- yellow bone marrow
29
properties of muscular tissues
excitibity, extensibility, elasticity, contractibility
30
characters of skeletal musclesw
multinucleated, straited, voluntary
31
characters of smooth muscles
singlnuclous, unstrauied, involuntary, stretched
32
characters of cardiac muscles
branches, cylindrical, involuntry
33
what are neuroglial cells
these cells can divide and these don't respond to stimuli, and are excitable.
34
what are functions of neuroglial cells
protection, packaging, repairing, insulation.
35
which cells forms mylin sheath in cns and pns
pns- schwann cells | cns- oligodendrocytes
36
what is mylin sheath-
are sleeves of fat which helps in the protection of neuron
37
what does nissil granules do-
they help in the protein synthesis of neurons.