Which of the following diagnostic procedures examines the interior of the eye?
A) fluorescein staining
B) ophthalmoscopy
C) tonometry
D) keratometry
B
Explanation: Ophthalmoscopy views the inside of the eye. Fluorescein staining identifies corneal abrasions or ulcers. Tonometry measures intraocular pressure. Keratometry measures the curvature of the cornea.
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Paroxysmal nocturnal hemoglobinuria is caused by _____
a. a profound deficiency of neutrophils b. leukocytosis c. immune-complex deposition in tissues d. defects in recruitment of phagocytes to infected tissues e. complement-mediated lysis of erythrocytes.
A specific ________ is an intense fear of an activity, situation, or object.
Fill in the blank(s) with the appropriate word(s).
Which of the following does not apply to postexercise hypotension?
a. down-regulation of alpha-adrenergic receptors c. circulating vasodilator substances such as nitric oxide b. increase in calcium concentration d. inhibition of sympathetic activity
Enlarged, swollen veins near the testes: __________
Fill in the blank(s) with correct word