Excitation coupling Flashcards
1
Q
Phosphorylation of Phospholamban ________ intracellular calcium
A
Decreases intracellular Calcium –> relaxation
2
Q
A zone includes?
A
Thick filaments and Thin filaments
3
Q
During contraction, the I band increases or decreases in length?
A
The I band decreases in lengthas the thin filaments are being pulled toward the center of the sarcomere by the cross heads
