The superior mesenteric and splenic veins unite to form the portal vein posterior to which of the following structures?
(A) right kidney
(B) neck of the pancreas
(C) pylorus of stomach
(D) 2nd portion of the duodenum
(E) spleen
Ans: (B) neck of the pancreas
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Answer the following statement true (T) or false (F)
Axons and dendrites usually are found in cells of which tissue?
a. epithelial tissue b. connective tissue c. muscle tissue d. nervous tissue
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A) transmit muscle impulses into the cell interior. B) connect actin and myosin. C) store sodium ions for the action potential at the cell surface. D) store calcium ions.
Near the spleen, the colon turns inferiorly and becomes the
A) ascending colon. B) transverse colon. C) descending colon. D) sigmoid colon. E) rectum.