Resistance
A) is a measure of the hindrance to blood flow through a vessel caused by friction between the moving fluid and stationary vascular walls.
B) is doubled when the radius of the vessel is reduced by one-half.
C) increases sixteen-fold when the radius of the vessel is reduced by one-half.
D) both (a) and (b) above.
E) both (a) and (c) above.
Correct Answer:
Verified
Q2: Which is true of blood pressure:
A) its
Q3: The major function of the arterioles is
Q3: Which of the following factors would produce
Q4: Which is not true of blood pressure:
A)
Q5: Blood flow is affected by
A) pressure differences.
B)
Q6: In an arteriole, if the blood vessel
Q8: Resistance increases when
A) radius decreases.
B) length decreases.
C)
Q9: A constant blood supply to this organ
Q11: Organs that recondition the blood
A) receive disproportionately
Q12: Vasoconstriction
A) causes a decrease in resistance.
B) occurs
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents