Before an Olfactory Receptor Can Detect an Odorant, It Has

question 118

Multiple Choice

Before an olfactory receptor can detect an odorant, it has to

• A) be transported to the olfactory bulbs.
• B) gate open ion channels.
• C) bind to receptors in olfactory cilia.
• D) contact a specialized olfactory cell.
• E) respond to applied pressure.

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Definitions:

Extensor Digiti Minimi

A muscle in the forearm that functions to extend the little finger.

Rotator Cuff

Four deep muscles that attach the humerus to the scapula.

Infraspinatus

A thick triangular muscle located on the back of the shoulder which helps in the rotation and stabilization of the shoulder joint.

Coracobrachialis

A muscle in the shoulder that assists with flexion and adduction of the arm at the shoulder joint.