Factors that aid venous return include all except ________.
A) activity of skeletal muscles
B) pressure changes in the thorax
C) venous valves
D) urinary output
D) urinary output
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A thrombus (blood clot) in the first branch of the arch of the aorta would affect the flow of blood to the ________.
A) left side of the head and neck B) myocardium of the heart C) left upper arm D) right side of the head and neck and right upper arm
The central, pale area of a red blood cell that represents the thinnest part of the biconcave disc is the area of _________________________________________
Fill in the blank(s) with correct word
Ornamental fish are very different and have much ______________
Fill in the blank(s) with correct word
How does uncorrected myopia or hyperopia affect the near point?
What will be an ideal response?