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Living Organisms & Animal Behaviors Physical Therapy and Rehabilitation Skel, Musc, Nerv, Circ, Resp Endocrine System and Nervous System Skin Diseases Circulatory, Artery, Vein - basics Breathing System Viruses Biomolecules Viruses and Prions Eye Histology Urinary System Medical Terms Body Structures and Organ Systems Sense of Sight First Aid Bleeding Biochemistry of Diabetes

Other quiz:

Cardiovascular System › View

What is the main function of the heart?

A. To prevent blood from moving in the wrong direction

B. To regulate body temperature

C. To pump blood throughout the body

D. To replace oxygen with carbon dioxide

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Types of Doctors › View

Radiologists work with ___________

A. MRIs

B. CT scans

C. X-rays

D. All of these

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