Section 50 - Muscular System Flashcards
1
Q
The muscular system is composed of what?
A
Specialized cells called MUSCLE FIBERS
2
Q
What is the muscle fibers predominant function?
A
Contractibility
3
Q
What are the key nerves of the arm?
A
Musculocutaneous nerve, radial nerve
4
Q
The muscular system in humans consists of what three different types of muscles?
A
Cardiac Muscle- is a striated muscle that makes up the heart
Skeletal Muscle- consists of voluntary muscles attached to the frame of the skeletal system enabling bodily movement
Smooth Muscle- the involuntary muscles attached that enables the movement of internal organs
5
Q
Cardiac muscle is a ________ muscle that makes up the ________.
A
Striated / Heart
