Chapter 8

Instructions

Choose your answers from a-d by clicking the radio button next to each choice and then press 'Submit' to get your score.

Which of the following is true of the assessment of power in the arms?

a) Grade 3/5 (MRC scale) represents movement of the arm only when gravity is eliminated

b) Flexion at the elbow is produced by the triceps muscle

c) The root value of shoulder abduction is C5

d) Grade 1/5 power represents no movement or muscle contraction

Which of the following is true about the assessment of arm reflexes?

a) The root value of the biceps reflex is C5, C6

b) If no reflex is elicited when you tap a tendon it is documented as absent

c) The triceps tendon is struck in the antecubital fossa

d) Brisk finger jerks confirm a lower motor neurone lesion

Which of the following is true of a lower motor neurone lesion in the arm?

a) It leads to increased tone in the arm (hypertonia)

b) Fasciculations are never seen

c) The reflexes are brisk

d) An ulna nerve palsy is an example of a lower motor neurone lesion

Which of the following is true about involuntary movements in the arm?

a) Alcohol makes the tremor of benign essential tremor worse

b) Hemiballismus is due to a stroke causing paralysis of the distal half of the arm

c) A 'milkmaid' grip is sometimes found in dystonia

d) Writer's cramp is an example of a focal dystonia

Which of the following is true in a sensory assessment of the arm?

a) It is acceptable to test pain with a venepuncture needle

b) Proprioception is appreciated via the same tracts as light touch

c) It is best to test vibration sense with a 256 Hz tuning fork

d) Impulses for pain travel principally up the dorsal columns