24 notecards = 6 pages (4 cards per page)
3) Ciliated CNS neuroglia that play an active role in moving the
cerebrospinal fluid are called
The sheath of Schwann is also called the ________.
An excitatory neurotransmitter secreted by motor neurons innervating
skeletal muscle is
The period after an initial stimulus when a neuron is not sensitive
to another stimulus is the
The part of a neuron that conducts impulses away from its cell body
is called a(n) ________.
The point at which an impulse from one nerve cell is communicated to
another nerve cell is the
The role of acetylcholinesterase is to ________.
Which of the following is not a function of the autonomic nervous
Collections of nerve cell bodies outside the central nervous system
are called ________.
The term central nervous system refers to the ________.
The substance released at axon terminals to propagate a nervous
impulse is called a(n)
A neuron that has as its primary function the job of connecting other
neurons is called a(n)
Saltatory conduction is made possible by ________.
The part of the neuron that normally receives stimuli is
The sympathetic and parasympathetic are subdivisions of the ________.
Ependymal cells ________.
Neuroglia that control the chemical environment around neurons by
buffering potassium and
Schwann cells are functionally similar to ________.
Immediately after an action potential has peaked, which cellular
An inhibitory postsynaptic potential (IPSP) is associated with ________.
A) a change in sodium ion permeability
C) opening of voltage-regulated channels
D) lowering the threshold for an action potential to occur
Which of the following will occur when an excitatory postsynaptic
potential (EPSP) is being
A) Specific sodium gates will open.
B) Specific potassium gates will open.
C) Sodium gates will open first, then close as potassium gates open.
D) A single type of channel will open, permitting simultaneous flow
of sodium and
When a sensory neuron is excited by some form of energy, the
resulting graded potential is
________ is an indolamine.