Question

Sometimes called "blood sugar," ___________ is the main provider of energy for the brain and nervous system.

A. glucose
B. lactose
C. sucrose
D. fructose

Answer 1

Glucose is the main provider of energy for the brain and nervous system. It is found in the circulatory system of animals and is also known as blood sugar. The brain uses about 25% of the glucose in the body.

Step-by-step explanation:

Glucose is the main provider of energy for the brain and nervous system.

It is a carbohydrate that is found in the circulatory system of animals and is also known as blood sugar.

The brain uses about 25% of the glucose in the body and different areas of the brain use glucose at different rates.