Ch. 9 Vocab Flashcards
1
Q
Actin
A
protein that forms the thin filaments that contribute to muscle action
2
Q
Cross-bridge
A
in muscle, myosin projections extending from thick filaments and capable of
exerting force on thin filaments, causing the filaments to slide past each other
3
Q
Hypertrophy
A
4
Q
Muscle fiber
A
5
Q
Myofibrils
A
6
Q
Myosin
A
7
Q
Sarcomere
A
7
Q
Sarcolemma
A
8
Q
Sarcoplasmic reticulum
A
9
Q
Thick filaments
A
9
Q
Terminal cisternae
A
10
Q
Thin filaments
A
11
Q
Titin
A
12
Q
Transverse tubules (T-tubule)
A
13
Q
Tropomyosin
A
14
Q
Cross-bridge cycle
A
sequence of events between binding of a cross-bridge to actin, its release, and reattachment during muscle contraction
14
Q
Troponin
A