What may be the most likely reason for the existence of polar bodies?

A) They act as a back-up in case the secondary oocyte becomes non-viable.
B) They may be fertilized and produce a viable twin.
C) They provide a structure for half of the chromosomes after cellular division.
D) They add a hormonal stimulus necessary to trigger ovulation.
E) They are important additional sources of estrogen.


C) They provide a structure for half of the chromosomes after cellular division.

Anatomy & Physiology

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Indicate whether the statement is true or false

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Wharton's jelly is a form of

A) Marfan's syndrome. B) mucous connective tissue. C) ground substance. D) collagen fiber. E) embryonic epithelium.

Anatomy & Physiology

The type of fetal monitoring that uses sound waves to visualize the developing fetus is a/an ________.

A. chorionic villi sampling B. auscultation C. amniocentesis D. fetoscopy E. ultrasound

Anatomy & Physiology

Stepping on a piece of glass would most likely invoke a ________ reflex.

A. stretch B. Golgi tendon C. pain D. withdrawal E. motor

Anatomy & Physiology