★ The Circulatory System Quiz
Prevents the backflow of blood and ensures that blood flows only in one direction.
A. valves
B. aorta
C. ventricle
D. atrium
Select your answer:
Topics:
Embryology Components of Blood The Nervous System and The Senses Eco Factors & Bacteria T Cells Human Eye and Colorful World Introduction to Pharmacology Physical Therapy and Rehabilitation Cell Vocabulary Thrombosis, Emboliya Neuroanatomy of CNS Anxiety Disorders Musculoskeletal Child Development HealthOther quiz:
Respiratory › ViewFish breathe using ?
A. Heart
B. Air Sacs
C. Lungs
D. Gills
Pathophysiology - Adaptive Immunity › View
What are monocytes, macrophages, lymphocytes?
A. They are white blood cells
B. They are red blood cells
C. They are neutrophils