One End of the Arrector Pili Muscle Is Attached to a Hair

question 97

True/False

One end of the arrector pili muscle is attached to a hair follicle.

---

Definitions:

Motor Unit Recruitment

The process by which different motor units are activated to produce varying degrees of muscle strength.

Tetanic Muscle Contraction

A sustained muscle contraction that results from rapid, repetitive stimulation, producing a smooth and steady increase in muscle tension.

Tetanus

A bacterial infection characterized by muscle spasms, often starting in the jaw, caused by Clostridium tetani.

Muscle Twitch

A single rapid contraction and relaxation of a muscle fiber or group of fibers, often in response to a single stimulus.