Cilia and Flagella Bend Because of ________

question 13

Multiple Choice

Cilia and flagella bend because of ________.

• A) conformational changes in ATP that thrust microtubules laterally
• B) a motor protein called radial spokes
• C) contraction by myosin
• D) a motor protein called dynein

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Definitions:

Cranial Nerve

These are the twelve nerves that emerge directly from the brain (as opposed to the spinal column) and are responsible for a variety of functions including sensory information and muscle control.

Symmetric

Having parts that match each other in size, shape, and position; being the same on both sides of a dividing line.

Trigeminal Nerve

The fifth cranial nerve responsible for sensation in the face and motor functions such as biting and chewing.

Sharp and Dull Stimulation

A method used in neurologic examination to assess sensory function by comparing responses to sharp (e.g., pinprick) versus dull stimuli.