The structure in the pharynx which prevents food from entering the larynx is the ___.
a) cricoid cartilage
b) thyroid cartilage
c) epiglottis
d) glottis
Ans: c) epiglottis
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Inspiratory events occur because
a. the air pressure in the alveoli is greater than that of the atmosphere b. the air pressure in the alveoli is less than that of the atmosphere c. the volume of the thoracic cavity increases d. of conditions a and b e. of conditions b and c
Besides visual input, what other sensations contribute to the sense of equilibrium?
A) strong leg muscles B) mental activities, such as counting backwards C) proprioceptors detecting information about neck muscles D) sound detected in the cochlea
The walls of the alimentary canal share a common pattern from esophagus to anus. How many tunics (layers) make up the wall?
A) 2 B) 3 C) 4 D) 5
For better retention of material, it is better to break up study sessions into multiple smaller chunks (e.g. 30 minutes each) rather than fewer, longer sessions (e.g. several hours each).
Answer the following statement true (T) or false (F)