【单选题】If the glomerular filtration rate is too high, the macula densa sends a message tothe afferent arteriole. What is the effect of this message?
A.
Granular cells of arteriole walls release renin.
B.
Afferent arteriole dilates.
C.
It inhibits the action of ATP and adenosine on the afferent arteriole.
D.
Afferent arteriole constricts.
【判断题】An afferent arteriole carries blood into the glomerulus.
【单选题】Afferent collateral inhibition is mediated by
A.
membrane depolarization.
B.
decrease of the excitatory neurotransmitter released from the presynaptic terminal.
C.
exitatory neurotransmitter is catabolized.
D.
excitation of the inhibitiory interneuron.
E.
excitation of the excitatory interneuron.
【简答题】The oppsite meaning of afferent is
【简答题】Where do afferent arteries come from?