What muscles are considered the major muscles of mastication? Select all that apply.
a. Buccinator
b. Masseter
c. Pterygoids
d. Temporalis
e. Orbicularis oris
Ans:
b. Masseter
c. Pterygoids
d. Temporalis
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The head is structurally and developmentally divided into the
A. facial and labial regions. B. cranial and nuchal regions. C. cranial and facial regions. D. cranial and sternal regions.
Deep to the interventricular sulci is the thick muscular wall that divides the left and right ventricles, known as the interventricular ________
Fill in the blank with correct word.
Which of the following events result in the first heart sound?
A) The AV valves close. B) The semilunar valves open. C) The AV valves open. D) The atria contract. E) The semilunar valves close.
These figures show a frontal view of the abdominopelvic cavities. What does number 5 indicate?
A. Right upper quadrant (RUQ) B. Left hypochondriac region C. Right hypochondriac region D. Left lower quadrant (LLQ) E. Right lower quadrant (RLQ)