The general types of cells that make up the nervous system are __________ and _______.

In phenylketonuria, an individual cannot break down the amino acid phenylalanine

Molecules that include phenylalanine build up in the blood, which causes intellectual disability and other symptoms. This inherited disease can be controlled by following a diet that is very low in A) protein. B) carbohydrates. C) nucleic acids. D) cholesterol.

The pia mater is the

A) toughest and thickest of the meninges. B) outermost covering over the brain, but not the spinal cord. C) innermost of the meninges. D) menix that appears "webby" and contains cerebrospinal fluid. E) All of the answers are correct.

All of the following processes are important in follicular development. Which one occurs first?

A. FSH secretion B. Estrogen secretion C. LH secretion D. Prolactin secretion E. GnRH secretion

A collagenous connective layer called the ________ covers the muscle and separates it from neighboring structures

A) perimysium B) epimysium C) endomysium D) sarcoplasm