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NeuroAnatomy Mod 1 > Week 3 > Flashcards

Week 3 Flashcards

1
Q

Vertebral artery is branch of:

A

Subclavian Artery

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2
Q

2 branches of vertebral artery

A

Arterior spinal artery

Posterior spinal arteries

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3
Q

Arteriovenous malformation =

A

Arteries connected directly to veins

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4
Q

2 pairs of arterial vessels in brain

A

Internal carotid arteries

Vertebral arteries

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5
Q

Interior carotid artery enters via ___

A

Foramen lacerum

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6
Q

5 branches of internal carotid artery

A 
Ophthalmic A
Posterior communication A
Anterior communication A
Anterior cerebral A
Middle cerebral A
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7
Q

Central artery of the retina is a branch of ____ Artery

A

Ophthalmic artery

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8
Q

Posterior communicating artery is a common site of

A

Berry aneurisms

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9
Q

Anterior choroidal artery supplies

A

Choroid plexus

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10
Q

Anterior cerebral artery originates at ___ of internal carotid artery, lies along the ____ fissure
Supplies ____ area of sensory and motor cortices (paracentral lobule)

A

Bifurcation
Longitudinal fissure
Leg and foot area

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11
Q

Most COMMON site of berry aneurisms

A

Anterior communicating artery

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12
Q

_____ artery supplies Broca and Wernicke speech areas.

A

Middle cerebral artery

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13
Q

Vertebral artery reconnects into ___ at junction of medula and pons

A

Basilar Artery

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14
Q

Basilar artery split into 5 branches

A 
Pontine A
Labyrinthine A
Anterior Inferior cerebellar artery
Superior cerebellar artery 
Posterior cerebral artery
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15
Q

Anterior Inferior cerebellar Artery supplies hypothalamospinal tract (___)

A

Horner syndrome

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16
Q

Posterior cerebral artery formed by bifurcation of ___
Provides major blood supply to ___
Main supply to ___ and ___

A

Basilar A
Midbrain
Occipital lobe
Visual cortex

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17
Q

Anterior cerebral artery occlusions affect paracentral lobule causing ___ somatosensory loss
Infarction affecting ____ leads to dyspraxia )inability to perform regular tasks) and tactile agnosia

A

CONTRALATERAL

Corpus callosum

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18
Q

Middle cerebral artery lesions; eyes will deviate to which side

A

Side of lesion

19
Q

Meningeal arteries arise from:

A

External carotid artery

20
Q

Branches of meningeal arteries

A

Anterior
Middle
Posterior

21
Q

Middle meningeal artery enters via :

A

Foramen spinosum

22
Q

Superficial cerebral veins drawn into superior sagittal sinus via ___
AKA ___

A

Bridging veins

Emissary veins

23
Q

Great vein of ___ receives blood from internal cerebral veins and drains into ___sinus

A

Galen

Straight sinus

24
Q

Straight sinus drains into (RIGHT/ LEFT) transverse sinus

A

Left

25
Q

Super sagittal sinus drains into (RIGHT/ LEFT) transverse sinus

A

Right

26
Q

___ sinus passes into jugular foramen

A

Sigmoid

27
Q

Which nerve lies WITHIN the cavernous sinus near the internal carotid artery?

A

CN VI

Abducens

28
Q

Subdural hematoma typically results from rupture of ___ veins

A

Superior cerebral veins

29
Q

Epidural hematoma results from rupture of ___ artery

A

Middle meningeal artery

30
Q

Optic nerve (CN II) is a pure ___ nerve

A

Sensory

31
Q

Oculomotor Nerve (CN III) is a pure ___ nerve
Arises from ?
Passes through ___ fissure

A

Motor
Central midbrain
Superior orbital fissure

32
Q

Trochlear nerve (CN IV) emerges from dorsal ___ and passes through ___ fissures. Innervates the superior ___ muscle

A

Midbrain
Superior orbital fissure
Superior oblique muscle

33
Q

3 divisions of Trigeminal nerve (CN V)

A

Ophthalmic V1
Maxillary V2
Mandibular V3

34
Q

ABducens (CN VI) ___ the lateral rectus of the eye

A

ABducts

35
Q 
Facial Nerve (CN VII) is a \_\_\_ nerve. 
Motor, sensory, and parasympathetic function but does NOT innervate \_\_\_\_ gland
A

Mixed nerve

Parotid

36
Q

Motor functions of CN VII (facial) include :

A

Facial expression

37
Q

Sensory function of CN VII (facial) is taste from ____ of the tongue

A

Anterior 2/3

38
Q

Parasympathetic innervation of CN VII (facial) are what 3 glands?
NOT ___ gland

A

Lacrimal
Sublingual
Submandibular
NOT parotid

39
Q

Glossopharyngeal nerve (CN IX) conduct taste of the posterior __ and which reflex?

A

Posterior 1/3

Gag reflex

40
Q

Glossopharyngeal nerve provides motor fibers for __ salivary gland.

A

Parotid

41
Q

Vagus (CN X) motor fibers are ___ in nature to the heart, lungs, and visceral organs

A

Parasympathetic

42
Q

Sensory function of vagus Nerve (CN X) is___

A

Taste

43
Q 
Accessory nerve (CN XI) exits through \_\_\_ foramen 
Innervates \_\_ and \_\_ which move the head and neck
A

Jugular foramen
Trapezius
Sternocleidomastoid

44
Q 
Olfactory N (CN I) is the only cranial nerve that projects directly to \_\_\_
Only sensory system that has no precortical relay in the \_\_\_
A

Forebrain

Thalamus

NeuroAnatomy Mod 1 (9 decks)

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