The figure illustrates events at a chemical synapse. What does "A" represent?
A. Presynaptic terminal
B. Synaptic vesicle
C. Synaptic cleft
D. Postsynaptic membrane
E. Voltage-gated Ca2+ channel
Answer: E
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Clinically, which class of hormone is more likely to be administered orally since it will pass through biological membranes without being digested in the gut?
A. Peptide hormones B. Steroid hormones
The inner cell mass of the blastocyst forms a large fluid-filled sphere
Indicate whether the statement is true or false
The energy for muscle contraction is provided by the hydrolysis of ATP.
Answer the following statement true (T) or false (F)
You have a new patient who describes having a lot of difficulty in being able to remember meeting new people. An MRI reveals damage to which structure?
A. Hippocampus B. Thalamus C. Broca's area D. Corpus callosum E. Hypothalamus