PNB 2265 EXAM 3 QUESTIONS AND
ANSWERS ALL CORRECT
Which of the following structures is made from skeletal muscle? - Answer- The upper
esophageal sphincter
During the absorptive state, which of the following nutrients is NOT stored inside the
body? - Answer- Protein
Which of the following might be a suitable treatment for Achalasia? - Answer- Blocking
smooth muscle calcium channels
Don Draper visited his primary care doctor complaining of heartburn. His doctor
explained that his habitual use of whiskey and cigarettes led to the development of
________________ caused by _______________. - Answer- Reflux, Reduced
Esophageal Pressure
Amino acids absorbed in the small intestine will follow which path? - Answer- Villus
capillary, hepatic portal vein, liver lobule, hepatic artery
Which of the following ions has net absorption in duct cells of the salivary gland? -
Answer- Sodium
Following absorption, which of the following molecules would be sent to the heart before
the liver? - Answer- Fatty Acids
Chemical digestion begins during the: - Answer- Cephalic Phase
The sodium/hydrogen exchanger is located on the __________________ surface of
_____________ cells. - Answer- Basolateral; duct
Peristalsis is the result of ____________________ relaxation and
____________________ contraction. - Answer- Distal; Proximal
Which of the following is a satiety signal? - Answer- Leptin
You are characterizing a new digestive peptidase. When you use it to digest a single
large protein chain, it produces three polypeptide chains ranging in size from 4-30
amino acids. Based upon this result, you conclude that this enzyme is most likely: -
Answer- An endopeptidase
ANSWERS ALL CORRECT
Which of the following structures is made from skeletal muscle? - Answer- The upper
esophageal sphincter
During the absorptive state, which of the following nutrients is NOT stored inside the
body? - Answer- Protein
Which of the following might be a suitable treatment for Achalasia? - Answer- Blocking
smooth muscle calcium channels
Don Draper visited his primary care doctor complaining of heartburn. His doctor
explained that his habitual use of whiskey and cigarettes led to the development of
________________ caused by _______________. - Answer- Reflux, Reduced
Esophageal Pressure
Amino acids absorbed in the small intestine will follow which path? - Answer- Villus
capillary, hepatic portal vein, liver lobule, hepatic artery
Which of the following ions has net absorption in duct cells of the salivary gland? -
Answer- Sodium
Following absorption, which of the following molecules would be sent to the heart before
the liver? - Answer- Fatty Acids
Chemical digestion begins during the: - Answer- Cephalic Phase
The sodium/hydrogen exchanger is located on the __________________ surface of
_____________ cells. - Answer- Basolateral; duct
Peristalsis is the result of ____________________ relaxation and
____________________ contraction. - Answer- Distal; Proximal
Which of the following is a satiety signal? - Answer- Leptin
You are characterizing a new digestive peptidase. When you use it to digest a single
large protein chain, it produces three polypeptide chains ranging in size from 4-30
amino acids. Based upon this result, you conclude that this enzyme is most likely: -
Answer- An endopeptidase
