Decreased testosterone levels in males in their 50s signal a change called the male ________.
Fill in the blank(s) with the appropriate word(s).
climacteric
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The reason much of the blood in the fetal right atrium is shunted to the left atrium through the foramen ovale is
A. the blood pressure in the left atrium is greater than in the right atrium. B. the fetus is in an antigravity situation provided by the amnionic fluid. C. there is a valve that directs the blood that way. D. the umbilical arteries have valves. E. the blood pressure in the right atrium is greater than in the left atrium.
As seen on axial CT images, what portions of the liver are separated by the ligamentum venosum?
A. right lobe from the left B. caudate lobe from the quadrate lobe C. caudate lobe from the left D. quadrate lobe from the left
Waking up from a deep sleep, the homeowner could hear a burglar breaking the panes in his sliding glass door. What hormone made him have an increased heart rate, increased blood pressure, sweating, and a dry mouth?
A) Estrogen B) Adrenaline C) Dopamine D) Insulin
What is a perfect "substance X" for clinical determination of the GFR?
a. creatinine b. creatine c. glucose d. insulin e. inulin