Random Flashcards

1
Q

what compartment does the obturator nerve innervate

A

medial compartment of thigh

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2
Q

what muscles does obturator nerve innervate

A

external obturator, adductor longus, adductor brevis, adductor magnus, gracilis and pectineus

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3
Q

what would a bilateral lesion of abducent nerve show in eyes

A

convergence of eyes in primary position

also lateral diplopia-diplopia on walking down the stairs

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4
Q

where does the aorta pass through the diaphragm

A

T12

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5
Q

what signs would someone with erbs palsy present with

A

loss of abduction, flexion and lateral rotation of arm, producing a waiters tip posture

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6
Q

what does an upper motor neuron lesion of the facial nerve cause

A

paralysis of the lower half of the face

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7
Q

what does a lower motor lesion of facial nerve cause

A

paralysis of ipsilateral side of the face

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8
Q

what could damage to the sciatic nerve cause

A

foot drop
inability to extend halluces longus
loss of sensation to posterior aspect of thigh and leg

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9
Q

how do you calculate cerebral perfusion pressure

A

MAP-ICP

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10
Q

what are features of klumpkes paralysis

A

claw hand (MCP joints extended and IP joints flexed)
loss of sensation over medial aspect of forearm and hand
horners syndrome
loss of flexors of the wrist

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11
Q

what are the features of essential tremor

A

autosomal dominant condition
usually affects both upper limbs
postural tremor-worse if arms outstretched
improved by alcohol and rest

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12
Q

how is essential tremor managed

A

propranolol is first line than can use primidone

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13
Q

what is the pneumonic for the branches of cerebral portion of ICA

A
Only Press Carotid Arteries Momentarily 
Opthalmic 
Posterior Communicating 
Choroidal 
Anterior Cerebral 
Middle cerebral
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14
Q

what is contained in the foramen spinosum

A

middle meningeal artery

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15
Q

what is contained within the foramen lacernum

A

nothing it is filled with cartilage after birth

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16
Q

give examples of dopamine agonists

A

pramipexole, ropinirole and bromocriptine

17
Q

what is contained within the Broadman area 3a

A

proprioceptors for body position

18
Q

what is contained within Broadman area 3b

A

cutaneous receptors, rapid adapting receptors for touch (texture shape and size)

19
Q

where are Golgi tendon organs located and what do they prevent against

A

monitor changes in muscle tension to prevent from overload, located at the junction between tendon and muscle

20
Q

describe typical features of LMN lesions

A

wasting and fasciculations

reduced/absent reflexes

21
Q

how can you tell the difference in primary muscle disease and LMN

A

symmetrical loss and reflexes lost later in LMN lesions than neuropathies and there is no sensory loss with LMN lesions

22
Q

jacksonian is an example of what type of epilepsy

A

focal/partial epilepsy

23
Q

where is the activity in jacksonian epilepsy

A

frontal lobe

24
Q

where is the activity in someone with lip smacking

A

parietal lobe

25
Q

seizure with uprising feature of nervousness where is the activity

A

temporal lobe

26
Q

treatment for generalised seizures

A

1st line sodium valproate but this is teratogenic so give lamotrigine

27
Q

treatment for focal seizures

A

carbamazepine

28
Q

what does stroke of middle cerebral artery cause

A

weakness of face and upper limb

29
Q

what is on the lateral wall of the cavernous sinus

A

oculomotor nerve, trochlear, ophthalmic and maxillary nerve

30
Q

where does the abducent nerve travel in relation to the cavernous sinus

A

It travels though the cavernous sinus, the enters the orbit though the superior orbital fissure

31
Q

what drug do you give for drug induced parkinsonism

A

procylidine

32
Q

what drug do you give for Lewy body dementia

A

cholinesterase inhibitor

33
Q

which lobe is wernickes area in

A

the temporal lobe

34
Q

which lobe is brocas area in

A

the frontal lobe