chapter 12

Hair cells are classified as which type of receptor?

• Mechanoreceptor

• Chemoreceptor

• Osmoreceptor

• Photoreceptor

The sensation of taste is recognized by ligand binding to which receptor type?

• Mechanoreceptor

• Chemoreceptor

• Osmoreceptor

• Photoreceptor

Vision in dim light is mediated through which type of receptor?

• Mechanoreceptor

• Chemoreceptor

• Osmoreceptor

• Photoreceptor

Signal transduction of an impulse to the thalamus for processing is accomplished by?

• First-order neurons

• Second-order neurons

• Third-order neurons

• Fourth-order neurons

Signal transduction is fastest in which type of somatosensory nerve fiber?

• Type A-alpha

• Type A-beta

• Type A-delta

• Type C

Which subtype of fibers transmits signals that are interpreted and perceived as fast pain?

• Alpha

• Beta

• Delta

• C nerve

Which type of nerve fiber carries information related to touch?

• Type A

• Type B

• Type C

• Type D

Unmyelinated fibers with the slowest rate of signal transmission are known as:

• type A.

• type B.

• type C.

• type D.

Which description of fiber type is likely to have the fastest rate of transmission?

• Small diameter, unmyelinated

• Small diameter, myelinated

• Large diameter, unmyelinated

• Large diameter, myelinated

The ability to identify the specific location of skin touch in two different areas is communicated through which pathway?

• Discriminative

• Anterior spinothalamic

• Lateralspinothalamic

• Posterior spinothalamic