The second energy level of an atom:

a. has four orbitals
b. can hold eight electrons
c. is a lower energy level then the first energy level
d. both A and B above


d. both A and B above

Anatomy & Physiology

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Overseeing the postural muscles of the body and making rapid adjustments to maintain balance and equilibrium are functions of the

A) cerebrum. B) midbrain. C) cerebellum. D) pons. E) medulla oblongata.

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Which of the following is the most inferior portion of the uterus?

A) body B) fundus C) cervix D) infundibulum

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Spongy bone tissue lacks

a) lamellae. b) lacunae. c) osteocytes. d) osteons. e) canaliculi.

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The nail plate is produced by

A) fibroblasts. B) melanocytes. C) bone cells. D) specialized epithelial cells.

Anatomy & Physiology