Which of the following would slow down gas exchange between the blood and alveolar air?
A) An increase in respiratory rate
B) An increase in membrane thickness
C) A decrease in nitrogen solubility
D) A decrease in membrane thickness
E) An increase in alveolar surface area
B
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This layer runs deep to the peritoneum on the anterior surface of the kidneys
a) A b) B c) C
Celiac disease causes degeneration of the villi of the small intestine. What is a likely affect of this degeneration?
A. Lack of lipid absorption as the villi are important for lipid absorption B. Increased permeability of the lining of the digestive tract, allowing more material to move into the blood C. Decrease in absorption due to reduced surface area D. None of the choices are correct.
What is NOT a place where large numbers of sweat glands are concentrated?
A. On the forehead B. On the tops of the feet C. In the palms D. Under the arms
What type of homeostatic feedback reflex is the withdrawal reflex?
What will be an ideal response?