The last blood vessel of pulmonary circulation is the:
a. pulmonary artery
b. pulmonary vein
c. aorta
d. superior vena cava
b. pulmonary vein
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The coroner measures the size of the brain in a patient who died of Alzheimer's Disease. Which unit dimension is she likely to use to record the diameter?
A) Centimeters B) Kilograms C) Ounces D) Milliliters
Considering the left ventricle, why does isovolumetric ventricular contraction occur during ventricular systole?
A) The ventricle needs to pressurize the blood to close the aortic valve. B) Ventricular pressure is greater than atrial pressure so the ventricle cannot eject blood. C) The bicuspid valve needs time to shut before the ventricle can eject blood. D) Aortic pressure is higher than ventricular pressure and the ventricle must pressurize the blood to open the aortic valve. E) The ventricle is still filling with blood and therefore cannot eject blood during this time.
An infant born ________ prematurely has a good chance of survival
A) 1.5 months B) 3 months C) 4 months D) 5 months E) 6 months
A young woman has noticed that her thyroid appears enlarged. One of the diagnostic procedures used to produce an image of her thyroid requires this type of substance that emits high-energy radiation.
a. ions b. radioisotopes c. radio-isomers d. isomers