Which blood vessel of the pulmonary circuit will carry deoxygenated blood?
A. pulmonary vein
B. aorta
C. vena cava
D. pulmonary artery
E. All of these carry deoxygenated blood.
Answer: D
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To form the blood brain barrier, capillary epithelial cells are sealed together by ____
a. fibronectin b. collagen c. gray matter d. myelin e. tight junctions
Protein synthesis is a process that takes place within cells. Which of the following best compares the location or locations in the cell in which transcription and translation take place?
A) Both transcription and translation take place in the nucleus. B) Translation takes place in the cytoplasm; transcription takes place in the nucleus. C) Both transcription and translation take place in the cytoplasm. D) Transcription takes place in the cytoplasm; translation takes place in the nucleus.
Four of the following are C3 grasses. Which one is the exception?
A. Wheat B. Oats C. Barley D. Rice E. Legumes
In one hospital, Pseudomonas aeruginosa serotype 10 infected the biliary tract of 10 percent of 1300 patients who underwent gastrointestinal endoscopic procedures. After each use, endoscopes were washed with an automatic reprocessor that flushed detergent and glutaraldehyde through the endoscopes, followed by a tap water rinse. P. aeruginosa serotype 10 was not isolated from the detergent,
glutaraldehyde, or tap water. What was the source of the infections? A) bacterial cell walls in the water B) a biofilm in the reprocessor C) contaminated disinfectant D) fecal contamination of the bile ducts E) None of the answers is correct.