B5 - Structure, Function And Siroders Of The Muscular System

Question 1

How do isotonic contractions work?

Answer 1

Generate force by changing the length of the muscle

Question 2

What are the 2 types of isotonic contractions?

Answer 2

Concentric - causes muscles to shorten by generating force

Eccentric - causes muscles to get longer in response to a greater opposing force

Question 3

Why are isometric constrictions?

Answer 3

Generate force without changing the length of the muscle

Question 4

What are the agonistic pair?

Answer 4

Muscles that work together

Question 5

What is flexion?

Answer 5

The angle of your joint decreases (bending)

Question 6

What is muscular dystrophy?

Answer 6

• weakness in legs (balance and mobility)
• curved posture
• gradual weakening of heart and diaphragm (breathing difficulties- die young - 30/40 years)
• inherited condition through female gene (males have more extreme symptoms)