What portion of the normal adult blood volume is contained in the pulmonary circulation?
a. 10% c. 25%
b. 75% d. 60%
a. 10%
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The 18-gauge needles used to collect donor blood for transfusion have a larger bore than do standard blood collection needles. What is the advantage of this needle?
a. The needle minimizes discomfort to the donor. b. The needle allows for tube holder and vacutainer use. c. The phlebotomist has better technique with a larger needle. d. The collection process is faster, and less hemolysis occurs.
Which of the following muscles may become shortened when the posterior suboccipital muscles become tight as a result of a forward head posture?
a. Medial pterygoid b. Lateral pterygoid c. Temporalis d. Posterior belly of the digastic
The rounded, superior portion of the uterus between the uterine tubes is called the ________
A) cervix B) myometrium C) body D) fundus
Saliva is a yellow fluid secreted from the salivary glands
a. True b. False Indicate whether the statement is true or false