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Flashcards in Chapter 1 Deck (15)
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Epimysium

Continuous tendon at the end of muscles

1

Bone periosteum

A specialized connective tissue covering all bones

2

Proximal

Closer to the trunk

3

Distal

Away from
The trunk

4

Sacroplasm-

cytoplasm
Of the muscle fiber

5

A band

Myosin filaments

6

I band

Adjacent sacromeres that only contain actin

7

Sliding filament theory of muscular contraction

Actin filaments at each end of sacromere slide inward on myosin filaments pulling the Z-lines toward the center of the sacromere and thus shortening the muscle fiber

8

Acetylcholine

Neurotransmitter, diffuses across neuromuscular junction, causing, excitation of the sacrolema

9

Type 1

Slow twitch

10

Type 2a

Greater capacity for aerobic metabolism

11

Type 2x

Extremely anaerobic

12

Golgi tendons

Proprioceptors located in tendons

13

Sarcoenia

Reduced size and strength

14

The heart

Atrium and ventricle