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?
Topics:Human Excretory System Heart Structure and Double Circulation Cell Cycle; Cancer Characteristics of Life & Viruses Bone Development and Remodeling Essential Nutrients EMS Systems Parts of the Body Physical and Sensory Impairment Science Reproduction Food Communicable Diseases and Immune Response (OCR) First Aid Orthopedics Serology/Blood Typing
Other quiz: Biology
What is the study of embryo development?