Neurology

Question 1

The Cushing’s response (Cushing reflex) and pupillary abnormalities can be recognized in dogs with severe brainstorm compression. Which clinical findings are TYPICAL of severe brainstorm compression involving the midbrain?

1. Bradycardia, hypertension and myosis
2. Bradycardia, hypertension and non-responsive mydriasis
3. Tachycardia, hypertension and non-responsive mydriasis
4. Tachycardia, hypotension and non-responsive mydriasis

Answer 1

2. Bradycardia, hypertension and non-responsive mydriasis

Question 2

What is the most likely location of a neurological lesion based of the following findings? Circling to the right, head turn to the right, no menace on the left, bilaterally direct and consensual pupillary light response present, proprioceptive deficit not he left front and rear legs, no repose to visual placing on table on the left font and rear legs.

1. Left focal cerebellar
2. Right brain steam
3. Right forebrain
4. Right peripheral vestibular

Answer 2

Right forebrain

Question 3

Which cranial nerve is involved in the motor part of the palpebral reflex?

1. Trigeminus
2. Oculomotor
3. Facial
4. Abducent

Answer 3

3. Facial

Question 4

You have a negative menace on the right eye. Both PLRs are normal (direct and indirect). Which could be the cause of the negative response?

1. Right optic nerve damage
2. Optic chiama lesion
3. Facial nerve lesion
4. Trigeminus nerve lesion

Answer 4

3. Facial nerve lesion