The Posterior Arm Muscle That Extends the Forearm Is The

question 29

Multiple Choice

The posterior arm muscle that extends the forearm is the:

• A) biceps brachii.
• B) triceps brachii.
• C) supinator.
• D) brachialis.

---

Definitions:

Hertz

A unit of frequency in the International System of Units (SI), denoting one cycle per second.

Place Theory

A proposal about pitch perception stating that regions of the basilar membrane respond to particular sound frequencies, and the nervous system interprets the excitation from different basilar regions as different pitches.

Oval Window

A membrane-covered opening that leads from the middle ear to the cochlea of the inner ear, playing a crucial role in the process of hearing.

Cochlea

A spiral-shaped, fluid-filled inner ear structure that is essential for converting sound waves into electrical signals that can be interpreted by the brain as sound.