Muscle And Fat Interact In Many Ways For Health And Performance Flashcards
List some of they key reasons why skeletal muscle mass is important in the body
Physical capabilities (strength and power)
Produces heat
Insulator
Which part of the body has the largest glucose sink?
Skeletal muscle mass
Which movement does fat mass decrease?
Acceleration
Which action does increased fat mass increase?
Increases energy cost of work
Importance of fat mass in relation to the kidney
Fat mass acts as an insulator and supports, lubricates and protects the kidney from damage
Which is the better energy source - carbs, protein or fat and why?
Fat as it is twice as energy dense and carbs and protein (37 vs 17 my/kg)
Explain the difference between CHO and fat in endurance exercise
Fat could supply over 120 hours of endurance exercise, while CHO only supplies less than 1.5 hours
During exercise, what do fat cells provide muscle cells with?
Energy
Which would be the better option of snack to eat before exercise and why?
Mixed nuts or a sandwich
Mixed nuts, as they are a good source of fat and is twice as energy dense as the sand which
Fat can be a dominant fuel in exercise (potentially over 90%) True or False?
True
If you stop exercise does your muscle turn into fat?
No
What are myokines?
Cytokines and other peptides released by muscle fibres
How do myokines work?
They are secreted in response to skeletal muscle contractions during exercise
What is adipose tissue?
A connective tissue that extends throughout the body
What does adipose tissue consist of?
Lipid rich cells called adipocytes
