_____ 1. The elastic region turns into the plastic region at the

• A) plastic limit

• B) yield-level point

• C) ultimate yield point

• D) ultimate failure point

_____ 2. A bone fracture or a torn ligament occurs _________ of the load–deformation curve.

• A) at the elastic limit

• B) in the plastic region

• C) at the yield-level point

• D) at the ultimate yield level

_____ 3. The maturation–remodeling phase:

• A) is a long-term process of realigning the scar tissue

• B) begins about three weeks after injury

• C) may continue for as long as several years

• D) all of the above

_____ 4. “Charleyhorse” is a common name for a:

• A) tibial stress fracture

• B) contusion to the quadriceps

• C) hamstring strain

• D) hamstring sprain

_____ 5. In a grade three sprain,

• A) there is severe pain during isometric and passive movements because grade 3 is so severe

• B) there is moderate pain during isometric and passive movements because grade 3 is the least severe

• C) there is often no pain during isometric and passive movements because in grade 3 the ligament is completely torn

• D) none of the above

_____ 6. Which of the knee stabilizing ligaments is more commonly torn:

• A) anterior cruciate ligament

• B) posterior cruciate ligament

• C) medial collateral ligament

• D) lateral collateral ligament

_____ 7. Which of the following statements about ankle sprains is false:

• A) Ankle sprains are among the most common athletic injuries.

• B) Symptoms include rapid swelling and point tenderness.

• C) Ankle sprains most commonly occur in the medial ligaments.

• D) Balance exercises can help prevent possible future injuries.

_____ 8. Which type of fracture typically occurs in children and involves explosive throwing and jumping movements:

• A) stress

• B) avulsion

• C) spiral

• D) compound

_____ 9. Which of the following statements about concussions is false:

• A) They develop from a violent shaking or jarring action of the head.

• B) They occur most often in organized sports.

• C) They may result from a whiplash effect to the neck.

• D) They lead to temporary loss of normal brain function.

_____ 10. Little league elbow:

• A) occurs at the medial epicondyle

• B) affects the humeral growth plate

• C) often results from excessive forces required to throw curveballs

• D) all of the above