Neuro

Question 1

Where does Trigeminal Nerve exit brainstem?

Answer 1

Lateral aspect of mid pons, at level MIDDLE CEREBELLAR PEDUNCLES

Question 2

HSV 1 encephalitis usually effects what area of the brain?

Answer 2

Temporal Lobe. HSV is the most common cause of encephalitis

Question 3

Review photo of somatic disorders!!

Answer 3

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Question 4

How does morphine affect/cause hyperpolarization in post synaptic cell?

Answer 4

Mu-opioid receptor , g-coupled protein receptor, opens K channels causing K efflux, causing hyperpolarization.

Question 5

Klumpske Palsy

Answer 5

Sudden upward jerking of arm, Injury to LOWER TRUNK,

Paralysis of INTRINSIC HAND MUSCLES = TOTAL CLAW HAND

Question 6

What is Muscarine? Where does it come from? HOw does it affect CNS?

Answer 6

Toxin Found in some mushrooms, Muscarinic AGONIST,

INCREASE PARASYMPATHETIC ACTIVITY

Question 7

Describe Trochlear Nerve Palsy

Answer 7

Eye deviated UPWARD - VERTICAL/torsional Diplopia - Noticeable when eye has look down and inward (ie walking down stairs, reading)

Question 8

Describe Restless Leg syndrome? What used to treat?

Answer 8

Unpleasant sensation in legs, Relieved by movement, Onset with inactivity i.e. at night

Avoid alcohol, Exercise, DOPAMINE AGONIST (Pramipexole)

Question 9

HIV - associated Dementia…?

Answer 9

CD count

Question 10

Review the Seizure Drugs pic!!

Answer 10

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Question 11

Sertraline…?

Answer 11

SSRI - Sexual Disfunction

Question 12

TCA Pharmacology?

Answer 12

Major cause of death in overdose is CARDIAC ARRYTHMIA - caused by block Fast Na Channels in heart.

Review Pic

Question 13

Schizotypal vs Schizoid..?

Answer 13

Schztyp = Odd, eccentric,

Schizoid = loner, detached, unemotional