Chapter 9 Worksheet PDF

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Worksheet assigned by teacher and answers found in the book...

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Chapter 9 Worksheet Jasmine Rodden 11/4/2020 SHORT ANSWER: Answer the following questions with a brief response. 1.

When an intact ligament is traumatically stretched what will commonly result? Avulsion Fraction

2.

Crepitus is a crackling feeling or sound.

3. If a muscle is overstretched by tension or forced to contract against too much resistance, separation or tearing of the muscle fibers occurs. This damage is referred to as a Muscle Strain. 4.

Approximately 85% of all ankle injuries result from force Inversion.

5.

A contusion repeatedly to the same area can cause small calcium deposits to accumulate which are called Myositis Ossificans.

6.

The technical name for a total disunion between two articulatory processes is Diastasis.

7.

Where are some common sites for stress fractures? Tibia, Fibula, Femur, Humerus, Ribs, Metatarsal shaft, and calcaneus.

LISTING 8.

What features do all synovial articulations have in common? The opposing bone surfaces contain hyaline cartilage, there is a cavity containing a little bit of synovial fluid, they have a capsule and/or ligament, and that capsule is lined with a synovial membrane.

9.

List the five characteristics of the Salter-Harris types of fractures. Type I: Separation of the physis in relation to the metaphysis without fracture to the bone // Type II: Fracture-separation of growth plate and small part of metaphysis // Type III: Fracture of the physis // Type IV: Fracture of a portion of the physis and metaphysis // Type V: No displacement of the physis, but the crushing force can cause a growth deformity

10. Two of the three forces that injure muscles include? Compression: force that result into tissue crush (put together) Tension: Force that pulls and stretches tissue (take apart) Shearing: Force that moves across the parallel organization of tissue (rubbing) Bending: Already bowed structures encounter axial loading Torsion: Loads caused by twisting in opposite directions from opposite directions ESSAY 11. Which is more susceptible to injury, the muscle or its tendon? Why? Muscle because the tendon is generally double the strength of the muscle it serves, and the weakest structure will be damaged first....