The ventricular walls are ________ than the walls of the atria because they must create the ________ necessary to move blood.
A. lighter; systole
B. heavier; diastole
C. thinner; lower pressures
D. thicker; higher pressures
Answer: D
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. Which sympathetic pathway involves a preganglionic neuron that synapses with a ganglionic neuron in a sympathetic trunk ganglion, but the postganglionic axon does not leave the trunk via a gray ramus?
A. Splanchnic nerve pathway B. Adrenal medulla pathway C. Postganglionic sympathetic nerve pathway D. Spinal nerve pathway E. None of the choices is correct.
______ type of rxn is involved in the formation of a polymer?
A. Hydrolysis B. Catabolic C. Exergonic D. Dehydration synthesis
The cubital or elbow joint is an example of a ________ joint.
A. hinge B. saddle C. pivot D. plane E. ball and socket
The figure illustrates the sacrum. What structure does "C" represent?
A. Coccyx B. Posterior sacral foramina C. Median sacral crest D. Superior articular facet E. Sacral hiatus