Topics: Eye Quiz
Afterimages are caused by…
A. the blind spot.
B. fatigue in the cones.
C. not enough vitreous humor.
D. a misshapen lens.
Select your answer:

Topics:
Bacteria & Viruses Human Genetics Bacterial Cell Structure Diagnostic Tools Human Reproduction Endocrine System Anatomy Mitosis Anatomy and Physiology- Cardiovascular Sysytem Integumentary System Medical Terminology Food Microbiology Trichology Human Eye Arteries Skel, Musc, Nerv, Circ, RespOther quiz:
Life Processes › ViewWhats the main function of the lymphatic system?
A. removes extra fluid from tissues and returns it to the blood stream
B. cleans the body
C. takes fluid from capillaries
Speed, Flexibility part of Components of Physical Fitness › View
How to improve your cardiovascular endurance?
A. lifting weights
B. running
C. stretching
D. eating