What structure is avascular, external, and its function is to refract light rays?
a. iris
b. sclera
c. retina
d. cornea
d
Health Professions
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The ________ separate(s) the oral and nasal cavities
A) soft palate B) ethmoid bone C) hard palate D) ventral sinuses
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A patient was struck in the right upper arm with a baseball bat. Which sign or symptom indicates the highest probability that the humerus has been fractured?
A) Crepitus felt on palpation B) Pain to the right upper arm C) Hematoma to the upper arm D) Decreased sensation in the right hand
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