The technique that measures changes in blood flow anywhere in the brain is called

Smell and taste are called_______ because __________.

A) energy senses; they send impulses to the brain in the form of electric energy. B) chemical senses; they detect chemicals in what we taste and smell. C) Flavor senses; smell and taste combine to create a flavor D) chemical senses; they send impulses to the brain in the form of chemicals. E) memory senses; they both have powerful connections to memory.

The percentage of overweight children has only increased marginally in the past 20 years

Indicate whether this statement is true or false.