★ Eyes and Hearing Quiz
The outer covering of the eyeball consists of a relatively tough, white layer called the what? (or white of the eye)
A. Retina
B. Sclera
C. Optic nerve
D. Lens
Select your answer:
Topics:
Genetic Engineering Digestive System and Nutrition Restrictive Respiratory Disorders Hele Skeletal System Food for Thought Bones, Joints and Muscles Inhalation Injury Psychology DNA & Types of Reproduction Endocrinology Liveability Medical Microbiology STNA (State Tested Nursing Assistant) All About Blood The Microbial WorldOther quiz:
Nervous / Sensory System › ViewA body part that responds to information from the outside world
A. brain
B. taste buds
C. optical illusion
D. sense organ
Human Circulatory System › View
Which component of blood is responsible for carrying oxygen?
A. Haemoglobin
B. White blood cells
C. Platelets
D. Plasma