14. The Autonomic Nervous System

Mark the following statements as true or false. If a statement is false, correct it to make a true statement.

d. The crossed-extension reflex occurs simultaneously with the simple stretch reflex.

Differentiate between adrenergic and cholinergic receptors.

Explain what happens when sympathetic neurons stimulate the adrenal medulla. What purpose does this serve?

Which of the following best describes the basic function of the autonomic nervous system?

a. Controls the somatic nervous system

b. Controls automatic functions to maintain homeostasis

c. Detects somatic sensory information

d. All of the above

Central nervous system control over the ANS is mediated by:

a. The reticular formation

b. The hypothalamus

c. The thalamus

d. Both a and b

All of the following characterize the ANS except

a. A two-neuron efferent chain

b. Presence of neuron cell bodies in the CNS

c. Presence of neuron cell bodies in the ganglia

d. Innervation of skeletal muscles

What three functional groups of neurons are found in the nervous system? What is the function of each type of neuron?

Collateral sympathetic ganglia are involved with innervating