Oxygenated blood flows from the __________ to the __________ before being pumped into the systemic circulation.
a. left atrium; left ventricle
b. right atrium; left atrium
c. left ventricle; right atrium
d. right atrium; right ventricle
a. left atrium; left ventricle
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What is the path of blood flow from the heart to the lung tissues and back to the heart?
A. Left ventricle > aorta > brachiocephalic artery > lung tissues > bronchial veins > brachiocephalic vein > superior vena cava > right atrium B. Right ventricle > pulmonary trunk > pulmonary arteries > lung tissues > pulmonary veins > left atrium C. Right ventricle > brachiocephalic arteries > lung tissues > brachiocephalic veins > inferior vena cava > left atrium D. Left ventricle > aorta > bronchial arteries > lung tissues > bronchial veins > azygos vein > superior vena cava > right atrium
Select the major waste product of nitrogen metabolism
a. plasma proteins. b. urea. c. glucose. d. PO4. e. amino acids.
Each of the following muscles is involved in the process of chewing or manipulating food in the mouth except the
A) masseter. B) temporalis. C) pterygoid. D) omohyoid. E) genioglossus.
A decrease in plasma osmolality would increase
A. ADH production. B. plasma sodium levels. C. renin production. D. urine production. E. thirst.