Joshua has been complaining about pyrosis after his meals. Which of the following is probably the primary cause of this condition?
A) The bolus of food in the esophagus is too big.
B) The lower esophageal sphincter remains open for too long.
C) Peristalsis is too slow.
D) The cardiac sphincter contracts too often.
B
Anatomy & Physiology
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A. Nerves B. Astrocytes C. Myelin D. Lipofuscin E. Unmyelinated axons
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A thrombus is a clot that is traveling in the blood vessel
Indicate whether the statement is true or false
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Acclimatization to altitude ________.
A. decreases ventilation B. stimulates increased blood cell synthesis C. increases the affinity of hemoglobin for oxygen D. All of the choices are correct.
Anatomy & Physiology