Medical Quiz

Circulation and Excretion Quiz

A human red blood cell in an artery of the left arm is on its way to deliver oxygen to a cell in the thumb. To travel from the artery to the thumb and then back to the left ventricle, how many capillary beds must this RBC flow through?

A. 4

B. 3

C. 2

Select your answer:


Organ Systems Embryology Eye or Nose Injuries Components of Food Chest, Back, Abs General Anatomy Vital Signs Cell Cycle Principle of Health Science Tissues of The Body Cell Theory & Melanoma Nursing Vocabulary Thyroid Facial & Dental Injuries Human Genome and Bioethics Review

Other quiz:

Nervous System › View

What is the name of the part of the neuron that is pointed out in the image?

A. Myelin Sheats

B. Axon

C. Dendrites

D. Cell Body (Soma)

Endocrinology › View

The pancreas produces _____ when your blood sugar level is low.



C. Glucagon

D. Insulin