Worksheetsneuroscience - the nervous system and neuron
Total questions: 12
Worksheet time: 7mins
The branchlike structures that receive messages from other neurons are called ______
axon
dendrites
nerve bundles
synapses
which of the following best represents the order in which a neuron receives and transmits information?
axon, cell body, dendrites, axon terminals
dendrites, cell body, axon, axon terminals
axon terminals, dendrites, cell body, axon
cell body, dendrites, axon terminals, axon
what are two roles of glial cells?
regulating metabolic activity and serving as pain dectors
shaping cells and moving new neurons into place
acting as insulation and proving structure to surrounding neurons
monitoring neural transmission and relating and releasing hormones in the brain
what do we call the state of neurons when it is not firing a neural impulse?
myelination signal
resting potential
action potential
transmission impulse
when a neuron fires, it fires in an _______ fashion as there is no such thing as "partial" firing.
rapid fire
all-or-none
quick successioned
accidental patterned
A chemical found in the synaptic vesicles which, when released, has an effect on the next cell is called a _______
precursor cell
synapse
neurotransmitter
glial cell
curare a poison, works by ___.
a blocking receptor sites and acting as an antagonist for acetylene
stimulating the release of excessive amounts of acetylcholine
inhibiting the productions of inhibitory neurotransmitters
stimulating the release of neurotransmitters
after being bitten by a black widow spider, jean starts to convulse. this is a result of
a resurgence of neurotransmitters overstimulating her brain stem
a lack of GABA being released into her blood stream
a surge of chemicals blocking the transmission of fluids to the spinal cord
a flood of acetylcholine releasing into the body's muscle system
reuptake is _____
a chemical that is released into the synaptic gap
a chemical that plays a role in learning and attention
a protein molecule on the dendrite or cell body of a neuron that will interact only with specific neurotransmitters
a process by which neurotransmitters are stucked back into the synaptic vesicles
____ receive messages from other neurons and _______ send messages to other neurons.
soma; glial cells
dendtries; axon
axon; soma
axons; dendrites
which of the following are the three basic types of neurons ?
sensory neurons, motor neurons, stem cells
reflexes, sensory neurons, motor neurons
motor neurons, stem cells, reflexes
inter-neurons, sensory neurons, motor neurons
jack suffered a brain injury as a result of hitting his head while water skiing. One of the problems that developed was that jack could not pronoun certain words correctly for a long period of time until he had extensive speed therapy and can now speak as he did before his accident. this is an example of the brains _____ which allowed the structure and function of his brain cells to change to adjust to the trauma
reflex arc
adaptology
ataptology
neuroplasticicty
