Chapter 2 Prep Quiz – Flashcards
Unlock all answers in this set
Unlock answersquestion
Which area of the limbic system regulates thirst, body temperatures, and sexual behavior and helps maintain a steady internal state?
answer
hypothalamus
question
Most neurons have all of the following parts except
answer
glia
question
which area is not a part of the limbic system
answer
thalamus
question
the _____ at the back of the brain enables nonverbal learning and skill memory
answer
cerebellum
question
the function of _____ is to receive incoming signals from other neurons
answer
dendrites
question
Whether a neuron fires or not can be compare to
answer
the firing or not firing of a gun
question
the correct order of the structure of the motor neuron in terms of how the communicate is
answer
dendrites, cell body, axon, terminal branches
question
which baseball sized structure at the rear of the brainstem serves many functions, including helping you to judge time and to discriminate sounds and textures
answer
cerebellum
question
to excite or inhibit an action potential in a receiving neuron, a neurotransmitter must cross the
answer
synaptic gap
question
for you to be able to run _____ must relay messages from your central nervous system to your leg muscles
answer
motor neurons
question
the primary function of the __________ is to insulate the axon and increase the speed at which neurons convey their message
answer
myelin sheath
question
which region of your brainstem plays a role in arousing you to a state of alertness when you accidentally stumble over shoes
answer
reticular formation
question
the _____________ of a neuron is similar to a light switch that only has two positions on and off
answer
all or none response
question
signal reception is to _________ as signal transmission is to ________
answer
dendrite, axon
question
which part of a neuron is often encased by a fatty myelin sheath
answer
axon
question
the minimum level of stimulation required to trigger neural impulse is called the
answer
threshold
question
the _______ of the neuron refers to the minimum level of stimulation required to activate a particular neuron
answer
stimulus threshold
question
information is carried from the body's tissues and sensory receptors to the central nervous system by
answer
sensory neurons
question
the multiple short fibers that extend from the neuron's cell body and receive information from other neurons or sensory receptor cells are called
answer
dendrites
question
this brain structure helps coordinate movement and enables a type of nonverbal learning
answer
cerebellum
question
the speed at which a neural impulse travels is increased when the axon is encased by a
answer
myelin sheath
question
the neural center in the limbic system that processes explicit memories for storage is called the
answer
hippocampus
question
information is carried from the central nervous system to the body's tissues by
answer
motor neurons
question
axons are to____ as dendrites are to hearing
answer
speaking
question
true: once an action potential is ______ it is self-sustaining and ______ to the end of the axon
answer
started, continues
question
the _____ is responsible for heartbeat and breathing
answer
medulla
question
the part of the brainstem that controls the heartbeat and breathing
answer
medulla
