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MSS > Cartilage, Bone, and Skeletal Muscle VM Orientation > Flashcards

Cartilage, Bone, and Skeletal Muscle VM Orientation Flashcards

1
Q

What is connective tissue?

A

mature cells suspended within the ECM

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2
Q

What is cartilage specialized for? What is bone specialized for?

A

Cartilage-flexible support, resilient

Bone- specialized for rigid support

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3
Q

Compare the ECM of cartilge and bone.

A

cartilage- hydrated, mostly water and proteoglycan

bone-organic part-type I collagen

Mineralized part=calcium and phosphorus

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4
Q

What are the resident cells of cartilae? how about bone?

A

cartilage-chondrocytes

bone- osteocytes, osteoclasts

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5
Q

what are the precursor cells for cartilage?

bone?

A

cartilage-chrondroblasts

bone- osteoblasts

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6
Q

compare vascularity of cartilage and bone

A

carilage-avascular

bone-vascular

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7
Q

what is the covering of cartilage? bone?

A

cartilage-perichondrium

bone-periosteum

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8
Q

how doe cartilage grow? bone?

A

cartilage-appositional and interstitial

bone-appositional

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9
Q

What kind of cartilage is this?

A

hyaline

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10
Q

What is this pink surrounding the cartilage. what is it involved in

A

perichondrium

appositional growth

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11
Q

what kind of cartilage is this? where do we find it

A

Elastic cartilage

-auricle, tip of nose, where you want it to be, very flexible

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12
Q

What kind of cartilage is this?

A

fibrocartilage

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13
Q

What kind of bone is this?

A

Lamellar!! mature. collagen fibers are laid down in layers, hence the name lamellar

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14
Q

What kind of bone is this?

A

woven-immature bone, collagen type I are interlaced with eachother

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15
Q

What is this?

A

compact bone decalcified

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16
Q

What is this?

A

compact bone ground

17
Q

What is this?

A

Trabecular/cancellous bone decalcified

18
Q

WHat are the 2 kinds of bone?

A

compact

spongy/cancellous/trabecular

19
Q

Identif these components of the osteon

A

Haversian canal

canaliculi

psteocyte in lacuna

concentric lamella

interstitial lamella

20
Q

What are these labeled bone cells?

A

osteocytes

osteoclasts

osteoblasts

21
Q

what do skeltal muscle fibers look like histologcally?

A

striated

large! called fibers

contain multiple nuclei located peripherally

22
Q

Idntify these labels

A

myofirbils:

A band-thick

I band-thin

Z-line: in center of I band.

23
Q

What surrounds the entire muscle

What surrounds the fascicle (group of fibers)

what surrounds the fibers

A

entire muscle-epimysium

fasicle-perimysium

fiber-endomysium

MSS (26 decks)

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