Which of the following is an appropriate response to carbon monoxide (CO) poisoning?
A) hyperventilation to exhale CO from the body
B) hyperbaric oxygen chamber to increase PO2 and clear CO from the body
C) slow breathing into a paper bag
D) immediate application of bicarbonate ions to facilitate removal of CO from Hb
B
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Which of the following is incorrect pertaining to the internal thoracic (mammary) artery?
A) It helps supply the breast via its anterior intercostal branches. B) It passes anterior to the clavicle. C) It lies superficial to the slips of the transverse thoracic muscle. D) It is in contact with the parietal pleura. E) It terminates in the 6th intercostal space by becoming the superior epigastric and musculophrenic arteries.
Normally, the amount of plasma in whole blood is ________ than the amount of formed elements; plasma makes up approximately ________ percent of whole blood
A) greater; 65 B) greater; 55 C) less; 30 D) less; 45
Heat can be lost directly to the external environment by the vasodilation of blood vessels in the ____
a. hypothalamus b. cerebellum c. skin d. cerebral cortex e. medulla
Which bone feature is not correctly paired with its description?
A. Suture - immovable joint B. Sinus - hollow cavity C. Malleolus - a hole for blood vessels and nerves D. Head - large knob