Which of the following is the root word meaning "blood"?
A. Cardio-
B. Hemo-
C. Patho-
D. Erythro-
Answer: B
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Our sense of ________ depends on olfactory cells located high in the roof of the nasal cavity
a. smell b. sight c. touch d. taste
R-R intervals that exhibit no similarity are termed:
A) irregularly irregular B) occasionally irregular C) regularly irregular D) regular
From a bedside capnograph (CO2 measuring device), you obtain a "dry" gas reading of 5.3% CO2 in a patient's exhaled gas. Given a barometric pressure of 765 mm Hg, what is the partial pressure of CO2 in this patient's exhaled gas?
a. 347 mm Hg b. 41 mm Hg c. 164 mm Hg d. 35 mm Hg
Which of the following statements is false regarding digestion?
a. Digestion is the process of breaking down food, either physically or chemically. b. The entire process of digestion takes place in the stomach. c. Mechanical digestion begins in the mouth. d. The large intestine absorbs water and some other nutrients and collects food residue for excretion.