PTA 13O Warm Up

Multiple Choice

While examining a patient who presents with a complaint of neck pain, the physical therapist assistant finds diminished sensation at the dorsum of the right middle finger and weakness when testing right wrist flexion. If a nerve root is suspected, which of the following tests should be performed next? WHICH DERMATOME IS RESPONSIBLE FOR SENSATION OF THE DORSUM OF THE MIDDLE FINGER?  WHICH MYTOME IS RESPONSIBLE FOR WRIST FLEXION? THAT NERVE ROOT IS ALSO CONNECTED TO THE NEXT TEST THE PTA SHOULD PERFORM. 

• Clonus test at the wrist

• Strength of shoulder abductors

• Brachioradialis reflex

• Tricep reflex

Multiple Choice

Which of the following statements is not true regarding abnormal muscle tone?

•  Spasticity becomes more evident as the speed of motion increases.

• Spasticity is more common in the flexors of the upper extremities and the extensors of the lower extremities. 

• Chronic compression of a nerve root will lead to hypertonicity along the path of the nerve. 

• Spasticity is velocity-dependent

Multiple Choice

Mickey is a 21-year-old GSW victim. His injury resulted in a C4 incomplete spinal cord injury. Mickey presented with an intact light touch sensation at the dorsum of his 5th finger on his right hand. Mickey MOST likely has intact sensation at which of the following dermatomes?

• C8

• C6

• C4

• C7