Coronary sinus drains venous blood from the cardiac muscle tissue into ________.
A. superior vena cava
B. inferior vena cava
C. left atrium
D. right atrium
Answer: D
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The depression on the anterior midline of the inferior aspect of the neck, between the clavicular heads, is (the)
A) site of the brachial plexus. B) supraclavicular fossa. C) jugular notch. D) angle of the mandible. E) None of the answers are correct.
Which statement is FALSE regarding enzymes?
A) Enzymes are composed mostly of proteins. B) Enzymes raise activation energy. C) Enzymes are catalysts. D) None of the listed responses is correct.
Prehospital treatment for patients with hyperosmolar hyperglycemic nonketotic coma focuses on:
A) intubation and insulin administration. B) correction of electrolyte abnormalities. C) high-flow oxygen and IV or IM glucagon. D) airway management and fluid rehydration.
The umbilical vein carries
A. waste and carbon dioxide toward the placenta. B. oxygen and nutrients toward the placenta. C. waste and carbon dioxide toward the fetus. D. oxygen and nutrients toward the fetus.