The corrective lens for those with hyperopia is ________, which will bend the light rays more so that they focus on the retina.
A. concave
B. convex
Answer: B
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Which of the following is part of the axial skeleton?
A) clavicle B) patella C) carpal bones D) ribs E) coxal bones
The gastroesophageal sphincter is normally closed to prevent
a. air from entering the esophagus during breathing b. gastric contents from refluxing into the esophagus c. vomiting d. esophageal leaking into the stomach e. food from entering the pharynx
Which of the following statements concerning the brainstem is true?
A. The brainstem consists of the medulla, pons, and cerebellum. B. The brainstem is responsible for higher level thinking skills. C. Damage to the brainstem is usually fatal. D. All twelve cranial nerves enter or exit from the brainstem. E. The brainstem is a relay for sensory input.
Which of the following is NOT a function of the nasal conchae?
A. Provide an area for the olfactory receptors B. Create turbulence to help clean the air C. Increase surface area for moistening inhaled air D. Increase surface area to trap moisture from exhaled air