Baclofen acts on GABA receptors. Which of the following is TRUE regarding GABA receptors?
A. GABA receptors are ionotropic. Upon activation the ion channel opens and chloride can enter the cell causing it to hyperpolarize.
B. In addition to GABA binding sites, GABA receptors have additional benzodiazepine binding sites.
C. Activation of GABA receptors generate excitatory postsynaptic potentials (EPSPs).
D. GABA receptors are metabotropic receptors. Activation of the G-protein coupled receptor leads to second messenger activation by the alpha subunit and activation of potassium channels by the beta/gamma subunits.
Select your answer:
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HNBS Intern › ViewExpulsive form of cough requires which of the following muscles to contract most forcefully:
A. SCM
B. Diaphragm
C. Scalene
D. Abdominals
Physiology › View
Which of the following correctly describes the reactive hypermia?
A. None of the answers
B. is the process in which blood flow is increased during changes in neuronal activity in the brain
C. is the process in which blood flow is drastically increased after a blockage (obstruction)
D. is the process in which blood flow is increased during muscle contraction
E. is the process in which blood flow is constant after a blockage (obstruction)