The first event to occur during development of the reproductive system would be the ________.
A. formation of the vagina
B. development of the Müllerian ducts
C. onset of testosterone production
D. descent of the testes into the scrotum
Answer: B
You might also like to view...
In the embryonic differentiation of a normal male
A. Mullerian inhibiting substance is absent. B. the Wolffian ducts regress. C. testosterone directly stimulates development of the epididymis, vas deferens, and seminal vesicles. D. undifferentiated gonads develop into testes during the fifth week of embryonic life. E. testosterone directly stimulates development of the penis and scrotum.
The uterine artery:
A) passes superior to the ureter at the lateral fornix of the vagina. B) is a branch of the external iliac artery. C) is intraperitoneal. D) supplies the bladder. E) connects to the uterus at its junction with the uterine tubes.
If Betty produces anti-B immunoglobulins, she can still safely receive blood types A and AB blood
Indicate whether the statement is true or false
Abnormalities found on a(n) ________ may signify disturbances in the ability of neurons to communicate properly.
A. magnetic resonance image B. positron-emission tomograph C. electroencephalogram D. computed tomograph scan