Select your answer:
Topics:
Histology - Tissues Blood Donation Bio Cells The Brain Our Control Center Skeletal Pathology Virus and Bacteria Regulating the Cell Cycle Antimicrobial Pharmacology Pathophysiology of Injuries and Diseases AEMT EMS Systems Pathology Inflammation The Cardiovascular System: Blood Vessels and Hemodynamics Disease Prevention All About Bacteria Macromolecules & NutrientsOther quiz:
Virus, Bacteria, Immunity › Viewlong and spiral-shaped bacteria
A. cocci
B. flagella
C. spirilla
D. bacilla
Cells and Organ Systems › View
What function does the heart do?
A. Protects organs and produces red blood cells.
B. Generates heat.
C. Breaks down food into nutrients.
D. The heart is a pump, which moves the blood. The arteries and veins are the pipes where the blood flows.