Karen just ate a piece of birthday cake. Which statement is true about Karen's hormone levels after her snack?
A. Karen's pancreas releases insulin to lower blood glucose levels.
B. Karen's pancreas releases insulin to raise blood glucose levels.
C. Karen's pancreas releases glucagon to raise blood glucose levels.
D. Karen's pancreas releases glucagon to lower blood glucose levels.
Answer: A
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When NaCl is added to body fluids, it results in the addition of
A. one solute particle per NaCl molecule, but because it is uncharged it does not result in osmotic pressure. B. two solute particles per NaCl molecule and exerts twice the osmotic pressure of the same number of nonelectrolyte molecules. C. one solute particle per NaCl molecule and exerts an osmotic pressure equivalent to that of a nonelectrolyte. D. three solute particles per NaCl molecule and exerts one-third the osmotic pressure of the same number of nonelectrolyte molecules.
The pulmonary arteries carry blood to the
A) heart. B) lungs. C) brain. D) intestines. E) liver.
The nasal cavity is separated from the oral cavity by the nasal conchae
Indicate whether the statement is true or false
The large holes within the leaky capillaries of the kidneys and intestines are known as:
a. micro pores b. macro pores c. Fick's funnels d. fenestrations e. capillary beds