Nervous System Quiz

Type of nerve impulse conduction found at myelinated axons

Region where a spinal nerve branches after exiting the intervertebral foramen

CNS neuroglial cells that produce myelin

Protective covering around a bundle of nerve fibers

Paralysis of all four extremities

Paralysis of lower extremities

Network of varying number of nerve fibers from ventral rami of adjacent nerves

The region where there is a transfer of an action potential from a neuron to another structure

Sensory nerves enter the spinal cord via the

PNS Neuroglial cell responsible for myelination of peripheral nerves

Cranial And Spinal nerves are a component of the

Peripheral nerve fibers may be repaired and regenerate if

There are (how many) pairs of cranial nerves

Motor nerves exit the spinal cord via the

Neural structure that contains the nucleus, organelles, and cytosol

Sensory afferent impulse transmission travels to the brain via

There are (how many) pairs of spinal nerves

A cluster of neuron cell bodies in the CNS

Nerve that innervates the diaphragm, involved in ventilation

Protective connective tissue covering around the brain and spinal cord

Innermost layer of the meninges

The variable most influential in effecting the speed of nerve impulse transmission is

CNS neuroglial cells that help produce cerebral spinal fluid

Which condition would result in decreased speed of nerve impulse transmission

Largest nerve in the body, innervates posterior leg

The continuation of spinal nerves after the spinal cord ends is the

Proteins that stimulate neuronal growth and development

Bundle of nerve fibers surrounded by perineurium

Fast, predictable, automatic responses to stimuli that maintain homeostasis

Paralysis of extremities on one side of the body

Motor efferent impulse transmission travels to effector organs via

Web like layer of the meninges

Term describing a neuronal process

Branch of the Nervous System responsible for the "Fight or Flight" response

Functional cells of the Nervous System

A bundle of nerve fibers in the central nervous system

The end of spinal cord is called the

Region of a neuron where an action potential is initiated

PNS neuroglial cells that helps support and repair perpheral nerve damage

Type of impulse conduction found at unmyelinated nerve fibers

CNS neuroglial cells that act as phagocytes

Protective covering around an individual nerve fiber

Branch of the Nervous System involved in "Rest and Repose" homeostatic mechanisms

Neuronal substance that insulates and protects axons and cell bodies

Gaps between myelin on axons that speed up nerve impulse conduction

Outermost layer of the meninges

Branch of the Nervous System that is automatically monitored and regulated

Protective covering around an entire nerve

Area of skin that provides sensory information to pairs of spinal nerves and spinal cord

CNS neuroglial cell that is helps link the vascular and nervous systems

A bundle of nerve fibers in the peripheral nervous system

Neural processes that conduct impulses toward the cell body

Region of a neuron where an action potential is initiated

Cells that support, nurture, and protect neurons

Neural processes that conduct impulses away from the cell body

A cluster of neuron cell bodies in the PNS

The Brain and Spinal Cord make up the