Exam 15: Sensory Pathways and the Somatic Nervous System

In-Text Figure Based Questions -Which pathway or tract detects sensations of pain and temperature? (Figure 15-7)

Figure 15-2 The Corticospinal Pathway Use Figure 15-2 to answer the following questions: -Identify the type of information that travels along the structure labeled "4."

Figure 15-2 The Corticospinal Pathway Use Figure 15-2 to answer the following questions: -Identify the structure labeled "1."

The conversion of a sensory input to a change in membrane potential in the receptor is known as

A reduction in sensitivity in the presence of a constant stimulus is referred to as

Upper motor neurons are located in the

General sense receptors are typically the

Which of the following statements is true about general senses?

The spinal tract that normally plays a role in the subconscious regulation of the muscles of the arms isthe ________ tract.

Mechanoreceptors that respond to changes in blood pressure are called

Which motor pathway does not end in the spinal cord?

Which neuron delivers sensations to the CNS?

A tactile receptor composed of highly coiled dendrites that are surrounded by modified Schwann cells andafibrous capsule is a

Some neurons within the basal nuclei are known to

In order for a sensation to become a perception,

Two types of receptors that are least likely to adapt are the

Axons of the corticobulbar tract terminate in the

Sensory neurons that are always active are called ________ receptors.

A receptor that contains many mechanically-gated ion channels would function best as a

Figure 15-2 The Corticospinal Pathway Use Figure 15-2 to answer the following questions: -What occurs in this neural pathway at label "3"?