At the 16-cell stage, the conceptus is known as a(n)

A. embryoblast.
B. trophoblast.
C. blastocyst.
D. morula.
E. zygote.


Answer: D

Anatomy & Physiology

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Label M represents the

A) auricle. B) left atrium. C) right ventricle. D) left ventricle. E) interventricular septum.

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Elevated blood amino acid levels stimulate the secretion of both insulin and glucagon even though they exert opposite effects on blood amino acid concentration

Indicate whether the statement is true or false

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Indicate whether the statement is true or false

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