Select your answer:
Topics:
Organ Systems Health Care Genetics Bacterial Cell Structure Urinary Cardio and Resp Disorders Acute Responses to Exercise Connective Tissue Dyslexia Body System Genetic Engineering Type of Dementia Tracheostomy Care Regulation of Heart Rate Diseases Communicable or non CommunicableOther quiz:
Circulatory System - Pathway of Blood › ViewWhat type of blood does the pulmonary vein carry?
A. high in oxygen (red)
B. low in oxygen (blue)
Circulatory System › View
A fist-sized organ that pumps the blood throughout the body?
A. Brain
B. Lungs
C. Heart
D. Circulation