QuestionSBA
QuestionChoice
Presence of clonus indicates an upper motor neuron lesion. It is most commonly assessed in the ankle joint through brisk dorsiflexion of the foot.
10002108
b
Presence of clonus
QuestionChoice
Flaccid tone is a sign of lower motor neuron lesions. This can be elucidated on examination - passive movement of the patient's joints will be very easy and they will feel 'floppy'.
10002107
a
Flaccid tone
QuestionChoice
This is a sign of an upper motor neuron lesion. In a lower motor neuron lesion, reflexes will typically be reduced or absent.
10002109
c
Brisk reflexes
QuestionChoice
This is a sign of an upper motor neuron lesion. Flaccid tone is more commonly seen in lower motor neuron lesions.
10002110
d
Spastic tone
QuestionChoice
This is a sign of an upper motor neuron lesion. A positive Babinski sign is an extensor plantar response, whereby stroking the sole of the foot causes the big toe to bend upwards and the other toes to fan outward. This is normal in children under 2 years old and pathological if seen in adults.
10002111
e
Positive Babinski sign
Concept
Chapter
2693
4009
Motor Neurone Disease
Topic
141
Neurology
12968
Which of the following is a clinical sign of a lower motor neuron lesion?
a