What is found the lateral gray horns of the spinal cord?

Sally has elevated levels of blood calcium.  What chemical would you expect to find in high levels in response to this condition?

The two classes of adrenergic receptors are

Which of the following events in a stretch reflex occurs last?

Which of the following special senses is relayed directly to the cerebral cortex without going to the thalamus?

When norepinephrine binds to adrenergic receptors,

Eskimos wear a great deal of clothing and have limited exposure to U.V. light, but do not suffer from vitamin D deficiency. A possible explanation is,

A collapsed intervertebral foramen could affect all of the following spinal nerves EXCEPT

What chemical causes an increase in the blood calcium level?

Why does a person’s nose run when he cries?