Place the following events in the order in which they occur for chemical synapse transmission
(1) Ca2+ enters axon terminal.
(2) Ligand-gated ion channels open in postsynaptic membrane.
(3) Neurotransmitter binds to postsynaptic receptor.
(4) Action potential reaches axon terminal of presynaptic neuron.
(5) Neurotransmitter released by exocytosis.
a. 4, 1, 5, 3, 2
b. 4, 3, 1, 5, 2
c. 4, 5, 1, 3, 2
d. 4, 1, 3, 5, 2
e. 4, 5, 2, 3, 1
A
You might also like to view...
Which of these is a heterotroph?
A. a phytoplanktonic diatom B. a moss plant C. an oak tree D. a corn plant E. a fish
Answer the question using the accompanying figure. At which point in this action potential diagram are many Na+
activation gates open and K+ activation gates closed?
a. A b. B c. C d. D e. E
In the Olestra potato chip experiment, the
result was
a. Olestra potato chips cause cramping. b. potato chips without Olestra cause cramping. c. there was no evidence that Olestra caused cramping. d. watching movies cause cramping. e. people should not eat potato chips.
Rhythms that are repeated every 24 hours are
a. sleep movements. b. tropisms. c. physiological requirements. d. circadian rhythms. e. biological clocks.