Muscle Types Flashcards
(9 cards)
0
Q
Troponin
A
None in smooth muscle
1
Q
Sarcomere
A
None in smooth muscle
2
Q
Myosin phosphorylation
A
Absent in skeletal muscle
3
Q
T tubules
A
Absent in smooth muscles
4
Q
Sarcoplasmic reticulum
A
Present in all, but smaller in smooth muscle
5
Q
SR phosphorylation (phospholambam)
A
Only in cardiac muscle
6
Q
Role of extracellular calcium
A
Minimal in skeletal
Moderate in cardiac
Major in smooth
7
Q
Na-Ca exchange
A
Not in skeletal
8
Q
Functional syncytium
A
Present in cardiac and some smooth
