Concept explainers
Case summary:
Mrs. Tanner, who is a 45-year-old mother, was traveling in a bus that met with an accident. When the paramedics arrived, they saw that she was lying on her side in the aisle. The injury resulted in damage to the sciatic nerve. This nerve passes through the thigh, lower leg, and foot. A reduction was performed, and it was noticed that the right thigh was flexed at the hip.
Characters in the case:
Mrs. Tanner and the doctor.
Adequate information:
Electromyography and nerve conduction studies showed that her sciatic nerve was damaged.
To determine:
Definition of antagonist muscles, and significance of mimicking its action during a muscle strength test.
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