To estimate the energy requirements of individuals, which factor is used in the calculation?
a. Weight
b. Fat intake
c. Surface area
d. Fatfold thickness
e. Bone density
Q. 2For every decade after early adulthood, what is the percentage decrease in BMR?
a. 2
b. 5
c. 10
d. 15
e. 20
Q. 3What is the main explanation for the difference in basal metabolic rates between males and females of the same body weight?
a. Males are usually taller than females
b. Females have lower levels of thyroid hormones
c. Males have a higher percentage of lean body mass
d. Females have a lower percentage of adipose tissue
e. Reproductive hormones increase the basal metabolic rates of females.
Q. 4If a dancer and a typist are the same height and have the exact same body build, the dancer will be heavier because she has ____.
a. more body fat
b. stronger bones
c. stronger muscles
d. more muscle mass
e. denser bones
Q. 5Among the following groups, which has the highest metabolic rate?
a. Females
b. Older individuals
c. Younger individuals
d. People with smaller surface areas
e. Sedentary people
Q. 6What is the primary reason for not including the value for adaptive thermogenesis when calculating energy requirements?
a. It is too costly to measure
b. It is too variable to measure
c. The value is too low to be meaningful
d. The value is highly influenced by the dietary ratio of protein, fat, and carbohydrate
e. It has no significant impact on energy requirements.
Q. 7What is the approximate value for the thermic effect of a 2500-kcalorie diet?
a. 25 kcal
b. 250 kcal
c. 400 kcal
d. 500 kcal
e. 1250 kcal
Q. 8What term describes the increase in energy expenditure that occurs in a person who fractures a leg?
a. Febrile hyperthermia
b. Physical hyperthermia
c. Specific thermogenesis
d. Adaptive thermogenesis
e. Stress hyperthermia