If a male's testes fail to descend before birth, a condition known as cryptorchidism, what would one possible repercussion be?
A. Overactive seminal vesiclesÂ
B. Abnormally high rates of spermatogenesis
C. High androgen levels
D. Reduced fertility
Answer: D
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Which of the following describes fascicle arrangement in a pennate muscle?
A) The fascicles are short and attach obliquely to a central tendon that runs the length of a muscle. B) The fascicular pattern is circular. C) The fascicles form a triangle. D) The fascicles are in a fusiform arrangement.
Which of the following structures secrete mucus?
a. salivary glands b. esophagus c. stomach d. colon e. All of the above
When viewing a blood smear under a microscope, which cell type is most abundant?
A) platelets B) leukocytes C) erythrocytes D) monocytes
Which fontanelle is the last to close?
A. Sphenoidal B. Anterior C. Mastoid