Which of the following depicts a positive orthostatic tilt test?
A) The patient becomes dizzy upon standing
B) Systolic blood pressure drops 10 mm Hg upon standing
C) Pulse increases from 80 to 90 upon standing
D) The patient begins to vomit upon sitting up
Answer: A) The patient becomes dizzy upon standing
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The _______________ addressed the proper and ethical treatment of human experimentation and was the first medical ethics code to introduce the concept of informed consent
Fill in the blank(s) with correct word
The ________ and kidneys play key roles in maintaining the acid-base balance of body fluids
A) spleen B) lungs C) liver D) intestines
Which of the following best describes the mediastinum?
A. The space between the ribs and the diaphragm B. The space between the inner and outer lining of the lungs C. The fibrous sac surrounding the heart D. The space that houses the heart, aorta, and esophagus
Which pair of tonsils are on the base of the tongue?
a. Palatine b. Lingual c. Pharyngeal d. None of the above