AH2 Hip or Knee Arthroplasty

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0. Which of the following terms refers to moving away from midline? A. Abduction B. Adduction C. Inversion D. Eversion

A. Abduction Abduction is moving away from midline. Adduction is moving toward midline. Inversion is turning inward. Eversion is turning outward.

29. Paresthesia is the term used to refer to A. abnormal sensations. B. absence of muscle movement suggesting nerve damage. C. involuntary twitch of muscle fibers. D. absence of muscle tone. A muscle which holds no tone is termed flaccid.

A. Abnormal sensations Abnormal sensations, such as burning, tingling, and numbness, are referred to as paresthesias. The absence of muscle tone suggesting nerve damage is referred to as paralysis. Involuntary twitch of muscle fibers is referred to as fasciculation. A muscle which holds no tone is termed flaccid.

Which of the following terms refers to a grating or crackling sound or sensation? A. Crepitus B. Callus . C. Clonus D. Fasciculation

A. Crepitus Crepitus may occur with movement of ends of a broken bone or irregular joint surface. Callus is fibrous tissue that forms at the fracture site Clonus refers to rhythmic contraction of muscle. Fasciculation refers to involuntary twitch of muscle fibers.

Diminished range of motion, loss of flexibility, stiffness, and loss of height are history and physical findings associated with age-related changes of the A. joints. B. bones. C. muscles. D. ligaments.

A. Joints History and physical findings associated with age-related changes of the joints include diminished range of motion, loss of flexibility, stiffness, and loss of height. History and physical findings associated with age-related changes of bones include loss of height, posture changes, kyphosis, flexion of hips and knees, back pain, osteoporosis, and fracture. History and physical findings associated with age-related changes of muscles include loss of strength, diminished agility, decreased endurance, prolonged response time (diminished reaction time), diminished tone, a broad base of support, and a history of falls. History and physical findings associated with age-related changes of ligaments include joint pain on motion that resolves with rest, crepitus, joint swelling/enlargement, and degenerative joint disease (osteoarthritis).

In order to avoid hip dislocation after replacement surgery, the nurse teaches the patient which of the following guidelines? A. Never cross the affected leg when seated. B. Keep the knees together at all times. C. Avoid placing a pillow between the legs when sleeping. D. Bend forward only when seated in a chair.

A. Never cross the affected leg when seated. Crossing the affected leg may result in dislocation of the hip joint after total hip replacement. The patient should be taught to keep the knees apart at all times. The patient should be taught to put a pillow between the legs when sleeping. The patient should be taught to avoid bending forward when seated in a chair.

Meniscectomy refers to the A. replacement of one of the articular surfaces of a joint. B. incision and diversion of the muscle fascia. C. excision of damaged joint fibrocartilage. D. removal of a body part.

A. replacement of one of the articular surfaces of a joint. The most common site for meniscectomy is the knee. Fasciotomy refers to the incision and diversion of the muscle fascia to relieve muscle constriction. Hemiarthroplsty refers to the replacement of one of the articular surfaces of a joint. Amputation refers to the removal of a body part.


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