Nurtion, Body Weight And Homostasis

Question 1

What are the 3 energy uses within the body?

Answer 1

Basal metabolic rate, voluntary physical activity, diet induced thermogenesis.

Question 2

What do living cells require energy for?

Answer 2

Biosynthetic work, osmotic work, electrical work, transport across gradients.

Question 3

What is Marasmus?

Answer 3

A type of protein energy malnutirtion, commonly seen in children, where the child is experiencing muscle wasting, has dry hair, and it is common to see the child experiencing anaemia.

Question 4

What is kwashiorkor?

Answer 4

Another protein energy malnutrition disorder, the child is aptheitc, ethargic and anorexic, has a generalised odema in the stomach, with a distended abdomen due to hepatomegaly (swollen liver) and oscites (accumulation of fluid) . Often seen in children displaced from breast feeding to a high carbohydrate diet with little protein.

Question 5

How do you calculate a BMI?

Answer 5

Weight (kg)/ height squared

Question 6

What do the different scores in a BMI mean?

Answer 6

35 severely obese

Question 7

Define basal metabolism

Answer 7

Measure of the basal energy required to maintain life