Sports Therapy Final Review - Part 3 (Tissue Healing)

Strains and sprains that produce moderate discomfort tenderness swelling ecchymosis detectable instability and or muscle weakness are categorized. as degree #

2

How do shin guards help to prevent injury in soccer? A. Increases the amount of area an outside force is distributed over on the shin B. Absorbs the force before it can reach the shin C. It does not prevent injury but it does decrease pain D. Prevents direct contact with the shin

A

What mechanism is this injury: Contusion A. Compression B. Tension C. Shear D. Bending E. Torsion

A

What structure(s) found within a synovial joint help with shock absorption? Select all appropriate answers. A. Synovial fluid B. Articular cartilage C. Ligaments D. Articular capsule

A and B

Hematoma

A localized mass of blood and lymph confined within a space or tissue.

Anisotropic

A structure is stronger at resisting force from certain directions compared to others.

What two potential effects occur when a force acts on an object? A. Acceleration and deceleration B. Acceleration and deformation C. Deceleration and deformation D. Acceleration and compression

A. acceleration and deformation

What factors determine whether an injury occurs or not? Select all appropriate answers A. Tissue involved B. Direction of the force C. Magnitude of force

All of the above

What happens to a tissue if a load/force is removed during the elastic region of the load deformation curve? A. The tissue will fail B. Tissue returns to its original shape C. Tissue retains some amount of deformation

B

What is a difference between tendons and ligaments? Select all appropriate answers. A. Ligaments are composed of collagen while tendons are not. B. Ligaments have fibers that are interwoven while tendons have fibers that run straight and parallel. C. Ligaments work better against unidirectional stress (stress in one direction), while tendons are better at handling multidirectional stresses.

B

What mechanism is this injury: Ankle inversion sprain A. Compression B. Tension C. Shear D. Bending E. Torsion

B

What mechanism is this injury: Deltoid Strain A. Compression B. Tension C. Shear D. Bending E. Torsion

B

What mechanism is this injury: Quadriceps Strain A. Compression B. Tension C. Shear D. Bending E. Torsion

B

Which of the following best describes stage 2 of tendinitis? A. Pain during activity and restricts performance. B. Pain during activity and does not restrict performance C. Pain after activity only D. Chronic, unremitting pain, even at rest.

B

Which of the following is not a functional characteristic of muscle? A. contractility B. convertibility C. elasticity D. excitability

B

Which of the skin has collagen that binds the skin down to the lower layer? A. Epidermis B. Dermis C. Subcutaneous Layer

B

Muscle spasm is caused by A. muscle fatigue B. a reflex action initiated by some kind of trauma C. Dehydration d. A decrease in electrolytes.

B. A reflex action initiated by some kind of trauma.

When a bone fractures it most typically fractures on the side receiving a ___________ force A. Compressive B. Tensile C. Axial D. Shear

B. Tensile

What are two factors that determine whether an injury occurs when a force is sustained by tissues in the human body? A. tensile forces and girth of tissues B. Size of force and girth of tissues C. magnitude of forces and tissue's material properties. D. compression of force and yield point of tissues.

C

Which layer of the skin helps to decrease the amount of stress entering the body from a compressive force? A. Epidermis B. Dermis C. Subcutaneous Layer

C

While stretching for an overthrown ball a first baseman strained an adductor muscle. What type of force would have produced this injury? A. Bending B. Shear C. Tension D. Compression

C Tension

What mechanism is this injury: Spiral tibial fracture A. Compression B. Tension C. Shear D. Bending E. Torsion

E

A force acting along the long axis of a structure producing a squeezing or crushing effect is termed a tensile force. True or False

False

Extensibility is the ability of a muscle to be stretched and to return to normal length.

False

In ligaments the collagenous fibers are arranged in parallel pattern, enabling resistance of high, unidirectional tensile loads. True or False

False

Stress is the amount of deformation an object undergoes in response to an applied force. True or False

False

What is the name of the structures found within synovial joints that connect the two bones in the joint together and limits the range of motion

Reinforcing ligaments

Stress is defined as a force divided by surface area over which the force is applied. True or False

True

What structure connects bone to bone

ligaments