Which gastrointestinal hormone is released when the pH in the duodenum falls as acidic chyme arrives from the stomach?
A) HCl
B) gastric inhibitory peptide
C) cholecystokinin
D) secretin
E) gastrin
D) secretin
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Match the function or term with the appropriate organic molecule.A. CarbohydratesB. LipidsC. ProteinsD. Nucleic acidsCollagen
Fill in the blank(s) with the appropriate word(s).
Which of the following is not a use of X-ray imaging?
A. breast cancer screening in mammography B. upper digestive tract abnormalities following barium ingestion C. brain tumor progression D. vertebrae fractures
The force of muscle contraction is controlled by multiple motor unit summation or recruitment
Indicate whether the statement is true or false
When the diaphragm and external intercostal muscles contract,
A) intrapulmonary pressure increases. B) expiration occurs. C) intrapleural pressure decreases. D) the volume of the lungs decreases. E) All of the answers are correct.