Which hormone stimulates ECL cells to secrete histamine, which stimulates HCl release from parietal cells?
A. Gastrin
B. CCK
C. Ghrelin
D. Secretin
Answer: A
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Answer the following statements true (T) or false (F)
1. Cells of the human body have a variety of shapes but they are all about the same size. 2. The dilute fluid that surrounds the outside of the cell is called cytoplasm. 3. Like chromosomes, ribosomes are made up mostly of nucleic acids. 4. The function of the endoplasmic reticulum depends on whether it is smooth or rough. 5. In passive transport, material will always move down a concentration or hydrostatic gradient.
There is a mixture of gases in dry air, with an atmospheric pressure of 760 mm Hg. Calculate the partial pressure of each gas for the examples below:
A. 20.7% oxygen, 78.2% nitrogen, 0.4% carbon dioxide B. 45% oxygen, 41% nitrogen, 3% carbon dioxide, 11% hydrogen C. 79% oxygen, 15% nitrogen, 5% carbon dioxide, 1% argon
List 3 types of substrates used in reptile and amphibian cages
What will be an ideal response?
During pregnancy, the levels of CRH and aldosterone within a mother's blood decline.
Answer the following statement true (T) or false (F)