Chapter 3

Question 1

Atkins diet

Answer 1

a diet high in protein and saturated fat that avoids all carbohydrates

Question 2

Body Mass Index (BMI)

Answer 2

a measurement using one’s weight (in kg) divided by the square of one’s height (in meters) to identify healthy and unhealthy weight ranges

Question 3

creeping obesity

Answer 3

a gradual increase of weight year after year, which eventually makes a person excessively overweight

Question 4

electrical impedance devices

Answer 4

devices that send small currents through the body to estimate body fat and measure the amount of water in the body.

Question 5

hydrostatic weighing

Answer 5

involves immersing a client in a tub of water and weighing the person. the more dense and muscualr a person is, the more he or she is inclined to sink and be heavier on scales

Question 6

metabolism

Answer 6

series of chemical reactions that breakdown food particles to produce energy

Question 7

Ornish diet

Answer 7

a diet that relies largely on carbohydrate and includes only minimal amounts of animal protein

Question 8

Set point

Answer 8

an internal regulatory system aimed toward maintaining a stable physiological condition regardless of changing external stimuli or circumstances

Question 9

Skinfold measurements

Answer 9

fat measured beneath the skin with calipers at several key spots. there are more than 100 equations and ways of doing this, showing that this type of measurement has potential but is also problematic