Bio 198 Module 7 Final Study Guide
Actual study with Questions and
correct/verified Answers
The network of nerve cells and fibers that transmits nerve impulses between parts of the body,
coordinates voluntary and involuntary actions and transmits signals to and from different parts of the
body - ANSW-The Nervous System
Controls bodily functions without conscious control - ANSW-Autonomic Nervous System
Transmits sensory information from the skin, muscles, and sensory organs to the CNS and sends motor
commands from the CNS to the muscles. - ANSW-Sensory-Somatic Nervous System
Animals possess a nervous system, and plants do not. What major feature is needed and used with a
nervous system - ANSW-Locamotion
_____ originates in the brainstem or the spinal cord, and the second set, called ganglion cells or
postganglionic neurons, lies outside the central nervous system - ANSW-Preganglionic Neuron
A specialized cell transmitting nerve impulses; a nerve cell. - ANSW-Neuron
Neurotransmitters are packaged into synaptic vesicles that cluster beneath the ____ _____ membrane
on the presynaptic side of a synapse. The _____ _______ are specialized to release the electrical impulse
of the presynaptic cell. - ANSW-Axon Terminals
A nerve fibre that is a long, slender projection of a nerve cell, or neuron, that typically conducts electrical
impulses away from the neuron's cell body - ANSW-Axon
Distal terminations of the branches of nerve fibre that is a long, slender projection of a nerve cell. -
ANSW-Axon Terminals
A a short branched extension of a nerve cell, along which impulses received from other cells at synapses
are transmitted to the cell body. - ANSW-Dendrite
________ act to propagate the electrochemical stimulation received from other neural cells to the cell
body, or soma. Electrical stimulation is transmitted onto _______ by upstream neurons (usually their
axons) via synapses - ANSW-Dendrite
Conduct signals away from the CNS
carry signals to muscle and gland cells
carry out responses to stimuli
effectors - ANSW-Motor (Efferent) Neurons
between sensory and motor neurons
interconnect incoming sensory with outgoing motor
found entirely within the CNS
, carry out the interactive functions of the CNS - ANSW-Interneurons
Conduct signals toward the CNS
from sensory receptors in almost all organs - ANSW-Sensory (Afferent) Neurons
neuron that transmits impulses between other neurons, especially as part of a reflex arc. - ANSW-
Interneurons
How is a resting potential maintained? - ANSW-Sodium-Potassium Pump
The relatively static membrane potential of quiescent cells is called the ___________ _______, as
opposed to the specific dynamic electrochemical phenomena called action potential and graded
membrane potential. - ANSW-Resting Potential
The resting membrane potential of a neuron is about ____ mV (mV=millivolt) - ANSW-- 70 mv
The nerve pathway involved in a reflex action including at its simplest a sensory nerve and a motor nerve
with a synapse between. - ANSW-Reflex Arc
_________ _____ is a short-lasting event in which the electrical membrane potential of a cell rapidly
rises and falls, following a consistent trajectory. - ANSW-Action Potential
How does a resting potential change to an action potential? - ANSW-Sodium-Potassium Pump and
Neurotransmitters
In the nervous system, a ______ is a structure that permits a neuron (or nerve cell) to pass an electrical
or chemical signal to another cell (neural or otherwise). - ANSW-synapse
The central nervous system is made up of the___ and ____ ____ - ANSW-the brain and spinal cord.
How does an action potential change to a resting potential? - ANSW-Tetrodotoxin, frequently
abbreviated as TTX
___ ______ are generated by special types of voltage-gated ion channels embedded in a cell's plasma
membrane - ANSW-Action potentials
__________ occurs when the K+ channels open and K+ moves out of the axon. - ANSW-Repolarization
At the beginning of the action potential, the Na+ channels open and Na+ moves into the axon, causing
________. - ANSW-Depolarization.
_____ _____ ____ (PNS) is the division of the nervous system containing all the nerves that lie outside of
the central nervous system (CNS). - ANSW-Peripheral Nervous System
The primary role of the ____ _____ _____ is to connect the CNS to the organs, limbs and skin. These
nerves extend from the central nervous system to the outermost areas of the body. - ANSW-Peripheral
Nervous System
______ ______ consists of receptors, neural pathways, and parts of the brain involved in perception. -
ANSW-Sensory System
Actual study with Questions and
correct/verified Answers
The network of nerve cells and fibers that transmits nerve impulses between parts of the body,
coordinates voluntary and involuntary actions and transmits signals to and from different parts of the
body - ANSW-The Nervous System
Controls bodily functions without conscious control - ANSW-Autonomic Nervous System
Transmits sensory information from the skin, muscles, and sensory organs to the CNS and sends motor
commands from the CNS to the muscles. - ANSW-Sensory-Somatic Nervous System
Animals possess a nervous system, and plants do not. What major feature is needed and used with a
nervous system - ANSW-Locamotion
_____ originates in the brainstem or the spinal cord, and the second set, called ganglion cells or
postganglionic neurons, lies outside the central nervous system - ANSW-Preganglionic Neuron
A specialized cell transmitting nerve impulses; a nerve cell. - ANSW-Neuron
Neurotransmitters are packaged into synaptic vesicles that cluster beneath the ____ _____ membrane
on the presynaptic side of a synapse. The _____ _______ are specialized to release the electrical impulse
of the presynaptic cell. - ANSW-Axon Terminals
A nerve fibre that is a long, slender projection of a nerve cell, or neuron, that typically conducts electrical
impulses away from the neuron's cell body - ANSW-Axon
Distal terminations of the branches of nerve fibre that is a long, slender projection of a nerve cell. -
ANSW-Axon Terminals
A a short branched extension of a nerve cell, along which impulses received from other cells at synapses
are transmitted to the cell body. - ANSW-Dendrite
________ act to propagate the electrochemical stimulation received from other neural cells to the cell
body, or soma. Electrical stimulation is transmitted onto _______ by upstream neurons (usually their
axons) via synapses - ANSW-Dendrite
Conduct signals away from the CNS
carry signals to muscle and gland cells
carry out responses to stimuli
effectors - ANSW-Motor (Efferent) Neurons
between sensory and motor neurons
interconnect incoming sensory with outgoing motor
found entirely within the CNS
, carry out the interactive functions of the CNS - ANSW-Interneurons
Conduct signals toward the CNS
from sensory receptors in almost all organs - ANSW-Sensory (Afferent) Neurons
neuron that transmits impulses between other neurons, especially as part of a reflex arc. - ANSW-
Interneurons
How is a resting potential maintained? - ANSW-Sodium-Potassium Pump
The relatively static membrane potential of quiescent cells is called the ___________ _______, as
opposed to the specific dynamic electrochemical phenomena called action potential and graded
membrane potential. - ANSW-Resting Potential
The resting membrane potential of a neuron is about ____ mV (mV=millivolt) - ANSW-- 70 mv
The nerve pathway involved in a reflex action including at its simplest a sensory nerve and a motor nerve
with a synapse between. - ANSW-Reflex Arc
_________ _____ is a short-lasting event in which the electrical membrane potential of a cell rapidly
rises and falls, following a consistent trajectory. - ANSW-Action Potential
How does a resting potential change to an action potential? - ANSW-Sodium-Potassium Pump and
Neurotransmitters
In the nervous system, a ______ is a structure that permits a neuron (or nerve cell) to pass an electrical
or chemical signal to another cell (neural or otherwise). - ANSW-synapse
The central nervous system is made up of the___ and ____ ____ - ANSW-the brain and spinal cord.
How does an action potential change to a resting potential? - ANSW-Tetrodotoxin, frequently
abbreviated as TTX
___ ______ are generated by special types of voltage-gated ion channels embedded in a cell's plasma
membrane - ANSW-Action potentials
__________ occurs when the K+ channels open and K+ moves out of the axon. - ANSW-Repolarization
At the beginning of the action potential, the Na+ channels open and Na+ moves into the axon, causing
________. - ANSW-Depolarization.
_____ _____ ____ (PNS) is the division of the nervous system containing all the nerves that lie outside of
the central nervous system (CNS). - ANSW-Peripheral Nervous System
The primary role of the ____ _____ _____ is to connect the CNS to the organs, limbs and skin. These
nerves extend from the central nervous system to the outermost areas of the body. - ANSW-Peripheral
Nervous System
______ ______ consists of receptors, neural pathways, and parts of the brain involved in perception. -
ANSW-Sensory System
