Use This Figure to Answer the Corresponding Questions

question 15

Short Answer

Use this figure to answer the corresponding questions.
Identify the location(s) where fast calcium channels are open.
a. 1 and 2
b. 1 and 3
c. 2 and 3
d. 3 and 4
e. 4 only

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Definitions:

Flexion

A bending movement around a joint in a limb (like the knee or elbow) that decreases the angle between the bones of the limb at the joint.

Clenching

The action of closing or holding tight, particularly referring to jaws or fists.

Walker

A mobility aid consisting of a frame that is used for support and stability by individuals with balance, strength, or walking difficulties.

Mobility Device

Equipment designed to assist individuals with walking or otherwise improve the mobility of people with physical disabilities.