The cytotrophoblast
A. replaces the syncytiotrophoblast.
B. forms branches that protrude into the amniotic cavity.
C. forms the chorionic villi.
D. remains throughout development.
E. is not an embryonic part of the placenta.
Answer: C
You might also like to view...
What happens to blood pressure after exercise?
A) Increases B) Decreases C) Fluctuates until it equalizes D) Drops dramatically
If a muscle crosses the ankle joint posteriorly with a vertical direction to its fibers, what action of the foot does it have?
a. Dorsiflexion b. Plantarflexion c. Inversion d. Eversion
When is the S2 heart sound heard?
A) ventricular ejection phase B) isovolumetric contraction phase C) isovolumetric relaxation phase D) ventricular filling
The transparent mucous membrane that covers the anterior white surface of the eye is the ________.
A. surface conjunctiva B. bulbar conjunctiva C. conjunctival fornix D. palpebral conjunctiva E. sclera