Health care workers use a spirometer to measure the _____.?
A) ?level of carbon dioxide in the blood
B) ?lungs' capacity for air
C) ?amount of pressure in the lungs
D) ?level of pleural fluid
B
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The total number of bones in the bilateral upper extremities and shoulder girdles is
A. 64. B. 60. C. 58. D. 54.
The superior vena cava is formed by the merging of the ________ veins.
A. internal thoracic B. inferior epigastric C. lumbar D. internal jugular E. brachiocephalic
In the dynamics of blood flow through capillaries, hydrostatic pressure ________.
A) and osmotic pressure are the same B) is the same as capillary blood pressure C) generally forces fluid from the interstitial space into the capillaries D) is completely canceled out by osmotic pressure
Most blood flow through the coronary vessels occurs during ventricular systole when the heart is driving blood forward
Indicate whether the statement is true or false