This protein-digesting enzyme works optimally at pH 1.5-2.0. What is the enzyme, and where is it produced?
A) pepsin; stomach B) trypsin; pancreas C) trypsin; stomach D) pepsin; pancreas
Answer: A
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The preferred sectional imaging modality for combative or uncooperative patients is MRI.
Answer the following statement true (T) or false (F)
This figure shows a renal corpuscle. The two structures indicated by numbers 3 and 4 collectively form the
A. macula densa. B. juxtaglomerular apparatus. C. corticomedullary junction. D. juxtamedullary junction. E. vasa recta.
If the connection between the SA node and AV node becomes blocked,
a. the QRS complex will be absent on an ECG b. the ventricles will beat more slowly c. the atria will beat slower d. tachycardia will occur e. both a and d will occur
Which of the following is NOT a short-term stress response?
A. Blood glucose levels increase B. Blood flow to muscle increases C. Heartbeat and blood pressure increase D. Reduction of inflammation