Bio 121 Module 3 Questions with Correct Answers

Bio 121 Module 3 Questions with Correct Answers


Question 1:
Energy Balance
Answer:
When energy intake is equal to energy expended. The number of calories con- sumed must be
equal to the amount of calories burned through basic body functions and exercise.



Question 2:
Positive Energy Balance Overconsump-tion
Answer:
Positive Energy Balance Overconsump-tion



Question 3:
Hyperplasia
Answer:
A type of positive energy balance that involves increasing the number of fat cells oc- curring
during periods of growth (like pregnancy or growth during adolescence).



Question 4:
Hypertrophy A type of positive energy balance in which the size of fat cells increase. This is
most often seen in adulthood, during periods of low growth and maintenance, as a result of
overconsumption.
Negative Energy Balance Energy Expendi-tures
Basal Metabolic Rate (BMR)
Answer:
Negative Energy Balance



Question 5:
Male BMR
Answer:
1 kcal/kg/hour

, Question 6:
Female BMR
Answer:
0.9 kcal/kg/hour



Question 7:
BMR Age
Answer:
Decreases every decade by 1-2%



Question 8:
Higher TEF
Answer:
Due to larger meals and meals high in protein.



Question 9:
Thermogenesis
Answer:
Also called non-exercise activity thermogenesis (NEAT). It is the ability regulate body
temperature and physical activity that is involuntary (like fidgeting, maintain- ing body posture,
and shivering). Only burns a small amount of energy.



Question 10:
Physical Activity
Answer:
15-40% of energy expenditure. This is determined by body size, fitness level, and actual activity.



Question 11:
Measuring Ener-gy Needs Direct Calorime-try
Answer:
Measuring Ener-gy Needs Direct Calorime-try