Compared to the umbilical arteries, the umbilical vein is:
A. much smaller in diameter.
B. a thick-walled blood vessel.
C. not suitable for fluid boluses.
D. a large, thin-walled vessel.
Answer: D. a large, thin-walled vessel.
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a. registration b. medical c. history d. checkup
If using ultrasound to treat a very acute condition, which of the following combinations would be least likely to create a thermal effect?
A) high intensity in a pulsed mode B) high intensity in a continuous mode C) low intensity in a pulsed mode D) low intensity in a continuous mode
Which of the following is NOTÂ one of the six main functions of the skeletal system?
A. Formation of arterial plaque B. Providing the shape, support, and framework of the body C. Providing protection for the body's internal organs D. Serving as a storage place for mineral salts, calcium, and phosphorus
List one reason why changes were needed in the definition of "death."