Exam 2: Ch. 12 Flashcards
0
Q
What is the root word for muscle?
A
Sarco
1
Q
The functional muscle cell is called…
A
Fiber
2
Q
What are the 4 connective tissue structures?
A
Sarcolemma: muscle cell membrane
Endomysium: membrane bound to sarcolemma
Perimysium: several fibers bound together
Epimysium: around muscle
3
Q
A fiber is made up of thousands of ____
A
Sarcomeres
4
Q
Thick filaments are called ____ bands
Thin filaments are called ______ bands
A
Dark
Light
5
Q
Electrolytes required for contraction (3)
A
Calcium
Potassium
Sodium
