The volume of blood that enters the systemic circulation by way of the aorta with each heart-beat is known as ________.
Fill in the blank(s) with correct word
Question 2
Breathing or sleeping that is easier when the patient is in upright position or propped up on pillows is called ________.
A) bradypnea
B) tachypnea
C) orthopnea
D) dyspnea