Multiple Choice
Which system's function for a fetus is not performed by the placenta?
A) digestive
B) respiratory
C) circulatory
D) urinary
E) none of the above; the functions of all of the systems are performed by the placenta
Correct Answer:

Verified
Correct Answer:
Verified
Q277: Indicate which item in the following answer
Q278: Prostaglandins are found only in the semen.
Q279: Estrogen stimulates duct development in the breasts.
Q280: Indicate whether the following functions are attributable
Q281: The seminal vesicles<br>A)store sperm prior to ejaculation<br>B)supply
Q283: Which statement is correct?<br>A)Implantation is accomplished by
Q284: Low levels of estrogen inhibit the hypothalamus
Q285: A high level of estrogen stimulates myometrial
Q286: Fertilization is characterized by<br>A)a sperm's fertilin proteins
Q287: Suckling induces<br>A)milk secretion due to prolactin release<br>B)milk