The cavity of the kidney that receives urine from the calyces is called the
A) renal papilla.
B) renal pelvis.
C) renal medulla.
D) renal cortex.
E) renal sinus.
B
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Which statement accurately describes alveolar exchange of oxygen?
A. Oxygen diffuses from the alveolus to the blood because the alveolus has a higher partial pressure of oxygen. B. Oxygen diffuses from the alveolus to the blood because the alveolus has a lower partial pressure of oxygen. C. Oxygen diffuses from the blood to the alveolus because the alveolus has a higher partial pressure of oxygen. D. Oxygen diffuses from the blood to the alveolus because the alveolus has a lower partial pressure of oxygen.
Tony is a chronic alcoholic with cirrhosis of the liver, a condition in which liver cells die and are replaced by connective tissue. Which of the following signs would you not expect to observe in Tony?
A) increased clotting time B) jaundice C) portal hypertension and ascites D) decrease in plasma protein production E) impaired erythropoiesis
Involution is
a) When the placenta is expelled b) When the umbilical cord is cut c) When the uterus decreases in size d) When the cervix dilates e) None of these choices
The type of glial cell that plays a critical role in the formation of CSF is the ________ cell.
Fill in the blank(s) with the appropriate word(s).