Muscular System Flashcards
1
Q
Order of muscle to inside of body
A
Muscle→fascicle→fiber→fibril
2
Q
H zone is the area in the sarcomere where only WHAT is present?
A
myosin!
“H” is a thick letter, representing thick myosin filaments
3
Q
____ band is the area in the sarcomere where actin and myosin overlap.
A
A
4
Q
I band is the area in the sarcomere where only WHAT filaments are present.
A
actin!
“I” is a thin letter, representing thin actin filaments
5
Q
Z lines are the ends of the sarcomeres What filaments are associated with it?
A
Thin actin filaments
6
Q
M lines are the midpoints of the sarcomeres. What filaments are associated with it?
A
Thick myosin filaments
