Which of the Following Is a Factor That Affects the Velocity

question 30

Multiple Choice

Which of the following is a factor that affects the velocity and duration of muscle contraction?

• A) size of the muscle fibers stimulated
• B) muscle length
• C) load on the fiber
• D) number of muscle fibers stimulated

---

Definitions:

Blood Return

The visible presence of blood in a syringe, needle, or tubing, confirming venous or arterial access.

Nondominant Hand

The hand that is less used or less coordinated compared to the dominant hand, often the left hand for right-handed individuals and vice versa.

Proximal to Distal

Describing the orientation from a center point or area of the body towards the outer parts or extremities.

Vein for IV Placement

A blood vessel suitable for the insertion of an intravenous line for medication delivery, fluid replacement, or blood sampling.