Neurobiology Exam 2 QUESTIONS WITH |\ |\ |\ |\ |\
ANSWERS
After an action potential arrives at the synapse, the ___ of ___
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
triggers the fusion of synaptic vesicles with the membrane -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔influx, calcium |\ |\ |\
The synaptic vesicle fuses to the cell's membrane by the action
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
of the ____ protein complex, releasing neurotransmitter into the
|\ |\ |\ |\ |\ |\ |\ |\ |\
___ - CORRECT ANSWERS ✔✔SNARE, synaptic cleft
|\ |\ |\ |\ |\ |\
When an AP arrives at the ___ terminal, the voltage-gated ____
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
channels are opened on the ___ terminal - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔presynaptic, calcium, presynaptic |\ |\
Botulism is a potentially lethal infection. What is the most
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
probable consequence of botox injections at the neuromuscular
|\ |\ |\ |\ |\ |\ |\ |\
junction? - CORRECT ANSWERS ✔✔The vesticular fusion does not
|\ |\ |\ |\ |\ |\ |\ |\ |\
function properly decreasing acetylcholine release
|\ |\ |\ |\
Dr. Matt Walters, accidentally injects himself with dynasore. What
|\ |\ |\ |\ |\ |\ |\ |\
symptom? - CORRECT ANSWERS ✔✔Muscle weakness because
|\ |\ |\ |\ |\ |\ |\ |\
less neurotransmitter is released due to less vesicle availability
|\ |\ |\ |\ |\ |\ |\ |\
An AP may result in release of all the following into the synaptic
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
cleft except - CORRECT ANSWERS ✔✔calcium molecules
|\ |\ |\ |\ |\ |\
, Which proteins are found in very high concentrations on synaptic
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
vesicles? - CORRECT ANSWERS ✔✔V-snares
|\ |\ |\ |\
Neostigmine- how does improve muscle weakness? - CORRECT |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔It causes Ach to stay in the synaptic cleft for a
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
longer amount of time
|\ |\ |\
What is the force that brings neurotransmitters from the
|\ |\ |\ |\ |\ |\ |\ |\ |\
presynaptic cleft to the postsynaptic side? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔diffusion
Chemical communication in the nervous system depends on all of
|\ |\ |\ |\ |\ |\ |\ |\ |\
the following except - CORRECT ANSWERS ✔✔if the neuron is
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
myelinated or unmyelinated |\ |\
What is not part of the four main criteria to be considered a
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
neurotransmitter? - CORRECT ANSWERS ✔✔A mechanism can not |\ |\ |\ |\ |\ |\ |\
exist for removing the chemical from its site of activation after
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
its work is done
|\ |\ |\
Electrical synapses have advantages over chemical synapses
|\ |\ |\ |\ |\ |\ |\
because of their - CORRECT ANSWERS ✔✔speed of signal
|\ |\ |\ |\ |\ |\ |\ |\
Which pool of vesicles fuse with the cell's membrane during
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
neurotransmitter release? - CORRECT ANSWERS ✔✔readily- |\ |\ |\ |\ |\
releasable pool |\
ANSWERS
After an action potential arrives at the synapse, the ___ of ___
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
triggers the fusion of synaptic vesicles with the membrane -
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
CORRECT ANSWERS ✔✔influx, calcium |\ |\ |\
The synaptic vesicle fuses to the cell's membrane by the action
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
of the ____ protein complex, releasing neurotransmitter into the
|\ |\ |\ |\ |\ |\ |\ |\ |\
___ - CORRECT ANSWERS ✔✔SNARE, synaptic cleft
|\ |\ |\ |\ |\ |\
When an AP arrives at the ___ terminal, the voltage-gated ____
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
channels are opened on the ___ terminal - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔presynaptic, calcium, presynaptic |\ |\
Botulism is a potentially lethal infection. What is the most
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
probable consequence of botox injections at the neuromuscular
|\ |\ |\ |\ |\ |\ |\ |\
junction? - CORRECT ANSWERS ✔✔The vesticular fusion does not
|\ |\ |\ |\ |\ |\ |\ |\ |\
function properly decreasing acetylcholine release
|\ |\ |\ |\
Dr. Matt Walters, accidentally injects himself with dynasore. What
|\ |\ |\ |\ |\ |\ |\ |\
symptom? - CORRECT ANSWERS ✔✔Muscle weakness because
|\ |\ |\ |\ |\ |\ |\ |\
less neurotransmitter is released due to less vesicle availability
|\ |\ |\ |\ |\ |\ |\ |\
An AP may result in release of all the following into the synaptic
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
cleft except - CORRECT ANSWERS ✔✔calcium molecules
|\ |\ |\ |\ |\ |\
, Which proteins are found in very high concentrations on synaptic
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
vesicles? - CORRECT ANSWERS ✔✔V-snares
|\ |\ |\ |\
Neostigmine- how does improve muscle weakness? - CORRECT |\ |\ |\ |\ |\ |\ |\ |\
ANSWERS ✔✔It causes Ach to stay in the synaptic cleft for a
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
longer amount of time
|\ |\ |\
What is the force that brings neurotransmitters from the
|\ |\ |\ |\ |\ |\ |\ |\ |\
presynaptic cleft to the postsynaptic side? - CORRECT ANSWERS
|\ |\ |\ |\ |\ |\ |\ |\ |\
✔✔diffusion
Chemical communication in the nervous system depends on all of
|\ |\ |\ |\ |\ |\ |\ |\ |\
the following except - CORRECT ANSWERS ✔✔if the neuron is
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
myelinated or unmyelinated |\ |\
What is not part of the four main criteria to be considered a
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
neurotransmitter? - CORRECT ANSWERS ✔✔A mechanism can not |\ |\ |\ |\ |\ |\ |\
exist for removing the chemical from its site of activation after
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\
its work is done
|\ |\ |\
Electrical synapses have advantages over chemical synapses
|\ |\ |\ |\ |\ |\ |\
because of their - CORRECT ANSWERS ✔✔speed of signal
|\ |\ |\ |\ |\ |\ |\ |\
Which pool of vesicles fuse with the cell's membrane during
|\ |\ |\ |\ |\ |\ |\ |\ |\ |\
neurotransmitter release? - CORRECT ANSWERS ✔✔readily- |\ |\ |\ |\ |\
releasable pool |\
