Red blood cells (RBCs) have been placed in three different solutions: hypotonic, hypertonic, isotonic. What is solution "C" relative to the RBC?
A. isotonic solution
B. crenated
C. hypertonic solution
D. hemolyzed
E. hypotonic solution
E
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Metabolic alkalosis may be caused by
A) gastric lavage ("stomach pumping"). B) taking too many antacids. C) prolonged vomiting. D) all of the above.
A Neuron with a single, short process
A. Unipolar B. Anaxonic C. Bipolar D. Multipolar
Which subspecialty of physiology deals with the study of the body's defense against disease-causing agents?
a) exercise physiology
b) renal physiology
c) pathophysiology
d) cardiovascular physiology
e) immunology
Which of the following is false regarding sleep?
A. REM sleep is important for memory processing and consolidation. B. During REM sleep, the brain uses as much oxygen as when the individual is awake. C. The longest bouts of REM sleep occur early in the night, with shorter REM periods toward the morning. D. Different stages of non-REM sleep are characterized by different brain waves.