lecture nervous system

Clusters of RER and free ribosomes in neurons are called

Nissl bodies

The _____ division of the peripheral nervous system brings sensory information to the central nervous system.

afferent

The part of the peripheral system that carries sensory information to the CNS is designated

afferent

The axoplasm of the axon contains which of the following?

all of the answers are correct

The efferent division of the peripheral nervous system innervates ____ cells.

all of the answers are correct

Neurons that are rare, small, and lack features that distinguish dendrites from axons are called

anaxonic

The ________ nervous system provides involuntary regulation of smooth muscle, cardiac muscle, and glandular activity.

autonomic

The axon is connected to the soma at the

axon hillock

The _____ nervous system is composed of the brain and spinal cord

central

Branches that may occur along an axon are called

collaterals

______ nerves are nerves that connect to the brain

cranial

The ____ division of the nervous system carries motor commands to muscles and glands.

efferent

________ carry motor information to peripheral effectors.

efferent neurons

which of the following is NOT a regonized structural classification for neurons

pseudopolar

________ nerves are nerves that connect to the spinal cord.

spinal

The ____ nervous system controls the skeletal muscles

autonomic

The most abundant class of neuron in the central nervous system is

multipolar

The cytoplasm that surrounds the nucleus of a neuron is called the

perikaryon

The nervous tissue outside of the central nervous system composes the _____ nervous

peripheral

The rabies virus travels to the CNS via

retrograde axoplasmic transport

The site of intercellular communication between a neuron and another cell is the

synapse

Axons terminate in a series of fine extensions known as

telodendria