★ Hearing and Vision Quiz
Photopic vision is mediated by:
A. Rods
B. Cones
C. Melanopsin cells
D. Bipolar cells
Select your answer:

Topics:
Muscles and Movements Infectious Disease and Pathogens Central Nervous System Human Organs Musculoskeletal Pathophysiology Musculoskeletal Diseases Heart and Circulatory System Food -ology Pulse Tissue Repair Pathology Circulation of Blood Kinetics Macromolecules VascularOther quiz:
History of Medicine › ViewComparative anatomy (dissect animals to learn about humans)
A. Romans
B. Chinese
C. Greeks
D. Egyptians
Anatomy & Physiology: Respiratory › View
To increase CO2 levels in the blood, a person should
A. Breathe faster than normal
B. All of the choices are correct
C. Take deeper and longer breaths
D. Hold their breath