★ Brain Quiz
What does the sclera do?
A. protects the eye
B. helps the eye focus
C. allows light to enter eye
D. transmits light rays to retina
Select your answer:

Topics:
Injury Cells & Body Systems Proteins Principles of Microbiology Terms for The Skeletal System Cellular Transport and Metabolism Cell Cycle Problems Communicable Disease Circulatory System - Pathway of Blood Bacteria & Viruses Health issue related to immune system Eco Factors & Bacteria Renal Salmonella vs E.coli PancreatitisOther quiz:
Blood/Lymphatic/Immune › ViewErythrocytes are small, round, biconcave cells that transport oxygen and carbon dioxide through the blood.
A. TRUE
B. FALSE
Heart and Circulatory System › View
Identify
A. Left atrium
B. Right atrium
C. Left ventricle
D. Right ventricle