Week 8 Lecture - Intro to MMT

Question 1

What are the 3 reasons we assess muscle strength?

Answer 1

• Posture
• Gait
• ROM

Question 2

What are the 3 various testing procedures used?

Answer 2

• Break test
• Concentric test
• Eccentric test

Question 3

What are the differences between break, concentric, and eccentric testing?

Answer 3

• Break test involves putting the joint in midrange and having them hold
• Concentric involves putting the muscle at full length and having them hold
• Eccentric involves putting the muscle at a shortened length and having them hold

Question 4

A greater span of function loss occurs when differentiating between grade _ and _ than between grade _ and _.

Answer 4

• 3 and 5

- 3 and 1

Question 5

Grip strength is directly related to what?

Answer 5

Mortality risk

Question 6

What are some subjective issues we may see when performing muscle tests?

Answer 6

• Different strengths of therapists

- Bias (pushing less for weaker patients and calling it the same)

Question 7

What are the application basics of MMT?

Answer 7

• End range assessment (available range)
• Resistance
• Apply resistance at distal end where muscle attaches
• Apply resistance opposite line of pull

Question 8

What are the exceptions to the application basics?

Answer 8

• Scapular muscles - preferred placement of lever arm is through the arm
• Triceps surae - testing most reliable having patient perform unilateral heel raises
• Hip abductors - test with a longer lever arm (ankle) due to strength of muscles

Question 9

A grade 5 of hip abductors can only occur when the lever arm is at the ______.

Answer 9

ankle

Question 10

What are the 5 diagnostic criteria for frality?

Answer 10

• Unintentional weight loss
• General feeling of exhaustion on 3 or more days/week
• Weakness (grip srength)
• Slow walking speed
• Low levels of physical activity