Question

1. the muscle the closes a joint *

extensor
flexor
tendonitis
hernia

1. the muscle that opens a joint *

extensor
flexor
tendonitis
hernia

1. an injury that occurs when an organ or tissue protrudes through an area * 1 point

of weak muscle
extensor
flexor
tendonitis
hernia

Explanation:

• For question 6: Flexor muscles decrease the angle between bones at a joint, effectively closing it.
• For question 7: Extensor muscles increase the angle between bones at a joint, opening it.
• For question 8: A hernia is an injury where an organ or tissue protrudes through a weak - muscle area.

Answer:

1. B. Flexor
2. A. extensor
3. D. Hernia