Which of the following would be the most likely reason for high resistance of capillaries to blood flow?

a. the diameter of capillaries being so small that the white blood cells must squeeze
b. the diameter of capillaries being so small that that the red blood cells must squeeze
c. the diameter of capillaries being so large that the red blood cells must fill it all up
d. the diameter of capillaries being so large that the white blood cells must fill it all up


Ans: b. the diameter of capillaries being so small that that the red blood cells must squeeze

Biology & Microbiology

You might also like to view...

What type of DNA damage that involves disruption of single chemical bonds, sometimes causing base changes

a) Point lesion b) Main chain scission c) Atrophy d) Cross linking

Biology & Microbiology

Indicate which of the following are functions of mitosis. (Select all that apply)

a. It repairs damaged tissues. b. It replaces the cells that die with new ones. c. It allows growth of all tissues and organs after birth. d. It produces gametes like eggs or sperm cells. e. It allows development of an individual, composed of some 40 trillion cells, from a one-celled fertilized egg.

Biology & Microbiology

Which of the following is an example of a hydrocarbon?

a. C2H6O b. C8H18 c. C6H12O6 d. CO2 e. C2H6S

Biology & Microbiology

An organism is discovered that thrives in both the presence and absence of oxygen in the air. Curiously, the consumption of sugar increases as oxygen is removed from the organism's environment, even though the organism does not gain much weight

This organism _____. A) is a normal eukaryotic organism B) is photosynthetic C) is an anaerobic organism D) is a facultative anaerobe

Biology & Microbiology