PSIO 303 BLOCK 1 L12 PRACTICE EXAM QUESTIONS AND ANSWERS (100% PASS)
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Course
PSIO 303
Institution
PSIO 303
PSIO 303 BLOCK 1 L12 PRACTICE EXAM
QUESTIONS AND ANSWERS (100% PASS)
What is convergence of neural input ? - Answer️️ -several
presynaptic neurons synapse with one post synaptic neuron (can be
a mix of stimulatory and some inhibitory signals)
How does convergence of neural imput relate to ...
PSIO 303 BLOCK 1 L12 PRACTICE EXAM
QUESTIONS AND ANSWERS (100% PASS)
What is convergence of neural input ? - Answer✔️✔️-several
presynaptic neurons synapse with one post synaptic neuron (can be
a mix of stimulatory and some inhibitory signals)
How does convergence of neural imput relate to size and polarity of
graded potentials? - Answer✔️✔️-graded potentials: side varies with
strength of stimulus
What is an inotropic receptor? - Answer✔️✔️-membrane-bound
receptor proteins that respond to ligand binding by opening an ion
channel and allowing ions to flow into the cell
What is a metabotropic receptor? - Answer✔️✔️-a type of membrane
receptor of eukaryotic cells that acts through a second messenger.
Where do transporters move neurotransmitters from? - Answer✔️✔️-
from the synaptic cleft back into the presynaptic cell or nearby a
glial cell
What is vGLUT and what does it do? - Answer✔️✔️-vesicular
glutamate transporter - responsible for the uptake of the excitatory
amino acid, L-glutamate, into synaptic vesicles
What are neurotransmitters reuptake transporters? - Answer✔️✔️-
process to recycle - reabsorption of a neurotransmitter by a
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