Secretions that are added as food moves through the GI tract assist in
A. bile production.
B. insulin production.
C. liquefying and digesting the food.
D. distribution of nutrients throughout the body.
E. vitamin A and D production and storage.
Answer: C
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Which is TRUE regarding the secretion of HCl in the stomach?
A. The pH of the blood leaving the area of the parietal cells is lower than the normal ECF value of 7.4. B. H+ is actively cotransported into the lumen by secondary active transporters coupled to K+. C. Cl- and HCO3- are exchanged across the luminal membrane of epithelial cells via a passive transport protein. D. H+ is actively transported into the gastric lumen by ATPase pumps in the mucosal membrane. E. H+ diffuses passively from mucosal epithelial cells into the lumen of the stomach, following Cl-.
What is the duct of the gallbladder?
A) right hepatic duct B) cystic duct C) left hepatic duct D) common hepatic duct
Where on the diagram is the cervical area?
a) C b) E c) J d) K e) B
There is a large variation in brain size among vertebrates and the relationship between brain size and brain complexity has always been a fascinating topic of study. What is meant by the term encephalization quotient (EQ)?
What information does EQ provide, what are two problems with using EQs, and is there a better way to address the questions of brain complexity? What will be an ideal response?