The spongy tissue of the penis fills with blood during sexual excitement and causes the penis to enlarge and become rigid during ________
A) erection
B) circumcision
C) ejaculation
D) emission
E) parturition
A
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The oropharyngeal and cloacal membranes, when opened, allow the ________ to open to the outside.
A. digestive tract B. ears C. liver D. skin E. lungs
Which of the following best describes a bipolar neuron?
A) one axon and one dendrite B) one axon that splits into two processes C) one axon and multiple, highly branched dendrites D) multiple axons and one dendrite
As seen on a midsagittal magnetic resonance (MR) image, the fourth ventricle is bordered anteriorly by the pons and posteriorly by the anterior cerebellar notch.
Answer the following statement true (T) or false (F)
The MABP (mean arterial blood pressure) is equal to
A. cardiac output / peripheral resistance. B. cardiac output - peripheral resistance. C. cardiac output + peripheral resistance. D. cardiac output x peripheral resistance.