Basophils
a. contain granules that preferentially take up a basic blue dye
b. leave the blood to become macrophages
c. synthesize and store histamine and heparin
d. have characteristics a and b
e. have characteristics a and c
E
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Which of the following clinical presentations is MOST consistent with thyrotoxicosis?
A) Severe tachycardia, fever, nausea and vomiting, and confusion B) Profound bradycardia, hypothermia, and respiratory depression C) Apathy, hypoglycemia, abdominal pain, and an irregular pulse D) Obesity, cool skin, severe hypotension, and respiratory distress
Which statement accurately describes structures at a taste bud?
A. The gustatory microvillus of a gustatory cell extends through the taste pore of a taste bud. B. The gustatory villi of basal cells project through the taste bud to the surface of the epithelium. C. The gustatory microvilus of a papilla projects through the gustatory pore to the gustatory glomerulus. D. Basal cells contain villi that project through the pore of a papilla to make a taste bud.
A ________ is an extension movement that is carried past the anatomical position.
Fill in the blank(s) with the appropriate word(s).
What muscles control the cuspid valves?
A) ligamentum arteriosum B) papillary muscles C) chordae tendineae D) epicardium