Nervous System Terminology Review

Which of the following is a component of the central nervous system (CNS)?

• Spinal cord

• Brain

• Nerve

A mixed nerve contains:

• axons and dendrites

• sensory nerve fibers and astrocytes

• oligodendrocytes and motor nerve fibers

• sensory and motor nerve fibers

Which of the following is NOT a part of the peripheral nervous system?

• cranial nerve

• ganglion

• spinal cord

• spinal nerve

The _________ portion of the motor division of the nervous system conducts action potentials from the central nervous system to skeletal muscle fibers.

• afferent

• autonomic

• somatic

• sympathetic

The _________ division of the nervous system conducts actions potentials from the central nervous system to cardiac muscle.

• afferent

• autonomic

• sensory

• somatic

The sensory division of the peripheral nervous system (PNS) is known as the _________ division.

• efferent

• sympathetic

• parasympathetic

• afferent

Which of the following is NOT true?

• Cell bodies of sensory neurons are located in ganglia near the spinal cord.

• Cell bodies of somatic motor neurons are located within the CNS.

• Cell bodies of the first neurons of the autonomic nervous system are located in autonomic ganglia.

• Interneurons are located entirely within the CNS.

The sympathetic and parasympathetic divisions are subdivisions of the:

• afferent nervous system.

• autonomic nervous system.

• central nervous system.

• somatic nervous system.

Which of the following effectors is NOT innervated by the autonomic nervous system?

• cardiac muscle

• glands

• skeletal muscle

• smooth muscle

Which one of the following types of neuroglial cells is found in the peripheral nervous system?

• microglia

• Schwann cells

• oligodendrocytes

• astrocytes