What is the number of covalent bonds that an atom of nitrogen can form within a molecule?
A. 1
B. 2
C. 3
D. 4
Answer: C
Anatomy & Physiology
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The cerebral arterial circle is an anastomosis of arteries around the
A. pons. B. frontal lobes. C. sella turcica. D. medulla oblongata. E. dural venous sinuses.
Anatomy & Physiology
The anatomic term for the cheek is
A. buccal.?B. pelvic.?C. cervical.?D. crural.?E. sacral.
Anatomy & Physiology
The epithelial layer that encloses the amniotic cavity is called the amniotic sac, or __________
Fill in the blank(s) with correct word
Anatomy & Physiology
Damage to the sustentacular cells of the testes could impair:
A) production of estrogens. B) spermatogenesis. C) oogenesis. D) FSH and LH production.
Anatomy & Physiology