★ Cardiovascular Quiz
Heart sound cause by the closure of the tricuspid and mitral valves
A. S4
B. S1
C. S3
D. S2
Select your answer:

Topics:
Muscle Anatomy Sports Medicine Disabilities Functional Neuroanatomy of the CNS Dyslexia Dermatosis Pathology Introduction Cell Injury Joints in our Body Stem Cells & Cell Differentiation Health & Wellness Vocabulary Environment Bones, Joints and Muscles Cardiovascular Physiology - Function Coronary Heart Diseases Shelter MedicineOther quiz:
Human Digestive System › ViewDil HCl is present in
A. saliva
B. gastric juice
C. bile juice
D. pancreatic juice
Cardiovascular System › View
What is the role of veins in the cardiovascular system?
A. Carry blood away from the heart
B. Carry blood back to the heart
C. Carry blood to the lungs
D. Allows the exchanges of gases, nutrients and wastes between blood and the tissues