Arrange the following in order from the diencephalon downward. (1) spinal cord (2) midbrain (3) medulla (4) pons
A. 1, 2, 3, 4
B. 2, 4, 3, 1
C. 3, 2, 4, 1
D. 4, 2, 3, 1
E. 4, 1, 3, 2
B
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Which of the following will increase the heart rate?
A. A decrease in the level of carbon dioxide in the blood B. An increase in the level of carbon dioxide in the blood C. A rise in pH D. An increase in blood pressure E. An increase in the level of blood oxygen
A positive energy balance occurs when ________.
A. daily energy expenditure balance the calorie intake over time B. calorie intake is greater than daily energy expenditure over time C. you lose weight D. daily energy expenditure is greater than the calorie intake over time
A patient presents for her annual physical examination in seemingly good health
However, she is concerned about her heart because of family history, and you proceed to work up an examination of cardiovascular function. She has a blood pressure of 128/83 mm Hg, and echocardiography indicates that end-diastolic volume is 140 mL and end-systolic volume is 80 mL. A routine ECG is obtained and is shown below. From the echocardiographic data, the patient's stroke volume amounts to: A. 80 mL B. 70 mL C. 60 mL D. 50 mL E. 45 mL
Which of the following statements regarding hypoxia is correct?
A. Exposure to high altitude is a form of hypoxic hypoxia. B. "Anemic hypoxia" refers to the condition of lower than normal arterial PO2. C. Carbon monoxide poisoning is an example of hypoxic hypoxia. D. Carbon monoxide poisoning is an example of ischemic hypoxia. E. Cyanide poisoning is an example of hypoxic hypoxia.