If a person's brain cannot correctly receive signals from the eyes, which part of the brain is most likely not working?
a. meninges
b. thalamus
c. midbrain
d. hypothalamus

Which are forms of nitrogen that are usable by humans

Which of the following does not describe a physical property of iron? a iron is silvery-white or gray in color. b iron has a boiling point of about 3,000°c. c iron is a magnetic element . d iron and sulfur react to form iron sulfide.

All but one describes an effect of aging on the digestive system. a) decreased acid secretion b) decreased elasticity of stomach c) capacity to resist damage decreases d) food remains in stomach for less time