What is blood pressure directly dependent on?
A. Respiratory rate and vein diameter
B. Peripheral resistance
C. Parasympathetic nervous system activity
D. Cardiac output
E. Cardiac output and peripheral resistance
Answer: E
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Jim has just been diagnosed with testicular cancer. The tumor is composed of Sertoli cells and they have begun to produce excessive amounts of inhibin. Which of the following would be TRUE?
A. Spermatogenesis would be increased but testosterone secretion would be normal. B. Gonadotropin-releasing hormone levels and spermatogenesis would increase above normal. C. Both FSH and LH secretion would rise above normal levels. D. Spermatogenesis would be increased because testosterone production would be above normal. E. FSH secretion would be selectively inhibited, but LH secretion would be normal.
What structure in the diagram is the only place on a long bone NOT covered by the periosteum?
a) A b) B c) C d) D e) E
In a healthy body, the volume of water remains relatively stable at all times
Indicate whether the statement is true or false
Structure P is the
A) medial rectus muscle. B) lateral rectus muscle. C) retina. D) choroid. E) superior oblique muscle.