Quiz for:
MOD 8 - Understanding Hand Muscle Mechanics

Question 1

Why is the extensor tendon stronger at the MCP joint?

Question 2

How do intrinsic muscles contribute to MCP and IP joint movements?

Question 3

What is the role of intrinsic muscles when the hand is at rest?

Question 4

When does the hand default to the 'Intrinsic Minus' position?

Question 5

What is the 'Intrinsic Plus' position?

Question 6

Which structure do intrinsic muscles pull to assist in MCP flexion?

Question 7

What structure forms when the extensor tendon passes the MCP joint?

Question 8

What are the main actions that intrinsic and extrinsic muscles collaborate on?

Question 9

Which hand position is associated with stronger flexor tendons over time?

Question 10

What results from the concentric contraction of intrinsic muscles?

Question 11

How do you stretch intrinsic muscles?

Question 12

Why are the fingers slightly flexed in the resting position?

Question 13

What signifies the integral action of intrinsic muscles?

Question 14

What happens if the extensor tendons fail to function properly?

Question 15

Where do the lumbrical and interossei muscles originate from?