During deglutition (swallowing),
A) movement of food results primarily from gravity.
B) the swallowing center in the medulla oblongata is activated.
C) food is pushed into the oropharynx during the pharyngeal phase.
D) the soft palate closes off the opening into the larynx.
Ans: B) the swallowing center in the medulla oblongata is activated.
You might also like to view...
Which of the following is not considered a primary tissue?
A. Nervous tissue B. Areolar tissue C. Connective tissue D. Muscle tissue E. Epithelial tissue
________ is an enlargement of the thyroid gland.
A. Gigantism B. Exophthalmos C. Goiter D. Pheochromocytoma
________ are highly contagious and sexually transmitted
A) Plantar warts B) Common warts C) Genital warts D) None of the above
The dorsal cavity houses all of the following organs except which one?
A. Spinal cord B. Brain C. Vertebrae D. Lungs