When one eats a high-sodium meal, why does it not raise the sodium ion concentration of body fluids?
A) The osmolarity of the ECF falls.
B) Osmosis moves water from the digestive epithelium to the ECF.
C) Both the ECF and the ICF become more dilute.
D) There is an increase in the volume of the ICF.
E) Water is exchanged for sodium chloride as it crosses the digestive epithelium.
B) Osmosis moves water from the digestive epithelium to the ECF.
You might also like to view...
With the Bohr effect, more oxygen is released because a(n) ________
A) decrease in pH (acidosis) weakens the hemoglobin-oxygen bond B) increase in pH (alkalosis) strengthens the hemoglobin-oxygen bond C) decrease in pH (acidosis) strengthens the hemoglobin-oxygen bond D) increase in pH (alkalosis) weakens the hemoglobin-oxygen bond
Rami communicantes contain axons from ________
A) both sympathetic and parasympathetic divisions of the ANS B) the parasympathetic division of the ANS C) the somatic nervous system D) the sympathetic division of the ANS
Caffeine stimulates the sympathetic system
Indicate whether the statement is true or false
Modification of your physical examination of a patient with a suspected spinal cord injury following a two-car motor vehicle crash is based on all of the following factors, EXCEPT:
A) the mechanism of injury. B) injuries to patients in the other vehicle. C) the patient's level of consciousness. D) reliability of the patient as a historian.