Mrs. Jones is undergoing a routine colonoscopy for colon cancer prevention. The gastroenterologist finds a Meckel's diverticulum. Which of the following statements is true about the diverticulum?
(A) It is found 2 ft distal to the ileocecal junction
(B) It is located on the mesenteric side of the ileum
(C) It occurs in approximately 20% of the population
(D) It is a persistent remnant of the embryonic yolk stalk
(E) It may contain renal and suprarenal tissues
Ans: (C) It occurs in approximately 20% of the population
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The hydrostatic pressure difference between the plasma inside the capillary beds and the interstitial fluid surrounding the cells favors filtration of fluid.
Answer the following statement true (T) or false (F)
What is the function of the ureter?
A) collect substances that filter through the glomerular walls B) serve as a reservoir for urine until it is excreted C) carry urine from the urinary bladder D) carry urine to the urinary bladder
There is one ________ for each nephron.
A. minor calyx B. cortical radiate artery C. vasa recta D. peritubular capillary E. afferent arteriole
The gray matter of the cerebrum is composed of neuron cell bodies and makes up both the ______ and the ______
A. cortex ; deep cerebral nuclei B. cerebral tracts ; cortex C. cortex ; white matter