Term
|
Definition
| Divides the cerebrum into the left and right hemispheres |
|
|
Term
| Which Cranial nerve(s) are located in the Diencephalon? |
|
Definition
| Cranial nerve II (Optic Nerve) |
|
|
Term
|
Definition
| Collection of nerves located outside of the CNS |
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|
Term
| Wide posterior part joining posterior and inferior lobes of lateral ventricle is called? |
|
Definition
|
|
Term
| Third ventricle is located between the two halves of the ________ |
|
Definition
|
|
Term
| The Aqueduct of Sulvius passes through the ______ |
|
Definition
|
|
Term
| From outermost to innermost the three layers of connective tissue are? |
|
Definition
Dura Mater
Arachnoid Mater
Pia Mater |
|
|
Term
| Dura Mater invaginates into the sagittal fissure to form the ______ _______ and into the horizontal fissure to form the ______ _______ |
|
Definition
Falx Cerebri
Tentorium Cerbelli |
|
|
Term
Which layer of Meninges contains the blood vessels?
How is it connected to the layer deeper to it? |
|
Definition
Arachnoid Mater
Denticulate ligaments |
|
|
Term
| Brain receives blood from two sources: |
|
Definition
Internal carotid arteries
Vertebral arteries |
|
|
Term
| The vertebral arteries anastomose to form the _______ artery which runs up the _______ |
|
Definition
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|
Term
| Internal carotid artery splits into the ______ and _______ cerebral arteries |
|
Definition
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|
Term
| Sagittal surface of brain supplied by? |
|
Definition
| Anterior and posterior cerebral arteries |
|
|
Term
| What part of the brain does the middle cerebral artery supply? |
|
Definition
|
|
Term
| Veins of the brain empty into the ______ ______ sinuses which then drain into the _______ _______ Vein |
|
Definition
Dural Venous
Internal Jugular |
|
|
Term
|
Definition
|
|
Term
Somatic nervous system provides what?
With how many Spinal nerves?
And how many Cranial nerves? |
|
Definition
Voluntary Motor Control
General Sensation
31 spinal nerves
12 cranial nerves |
|
|
Term
| Spinal nerves exit the spine via? |
|
Definition
|
|
Term
| Each spinal nerve has a Dorsal and Ventral root. Which is sensory and which is motor? |
|
Definition
Dorsal-Sensory
Ventral-Motor |
|
|
Term
| Why are the sacral nerves unique? |
|
Definition
| Split into rami before exiting the foramina |
|
|
Term
| Where are the cell bodies of motor nerves located? And where do the axons run? |
|
Definition
| anterior horn with axons running into the ventral root |
|
|
Term
| Where are the cell bodies of the sensory nerves found? |
|
Definition
| In the Dorsal Root Ganglia |
|
|
Term
| The autonomic nervous system provides? |
|
Definition
Involuntary Motor Control
Visceral sensory perception |
|
|
Term
| Dorsal columns, aka Dorsal ________ carry discriminatory ____, joint position and ______ |
|
Definition
|
|
Term
| Dorsal column fibers run from below ___ and travel in the more lateral _________ ________ |
|
Definition
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|
Term
The most direct motor pathway is called the______ tract.
It's fibers travel through the ______ _____, the _______ _________, the ____ and then through the _____ of the medulla. |
|
Definition
Corticospinal
internal capsule
cerebral peduncles
pons
pyramids |
|
|
Term
Fibers of the corticospinal tract _________ (crossover) in the lower ______ to form the _______ corticospinal tract. The rest stay on same side and form the ________ corticospinal tract.
All corticospinal fibers terminate in the _____ ______ of the spinal cord |
|
Definition
decussate
medulla, lateral
anterior
anterior horn |
|
|
Term
| Not including corticospinal what are the motor tracts? Collectively known as? |
|
Definition
Rubrospinal, vestibulospinal and reticulospinal
Extra pyramidal system |
|
|
Term
| Which foramina does the trigeminal nerve innervate? |
|
Definition
Superior orbital fissure
Foramen Rotundum
Foramen ovale |
|
|
Term
Optic nerve fibers coalesce in the ______ ______ and emerge the left and right optic ______.
these pass posteriorly and synapse in the lateral ______ _______ of the ________. |
|
Definition
Optic chiasm
tracts
geniculate bodies
thalamus |
|
|
Term
| Cranial nerves located in pons |
|
Definition
|
|
Term
|
Definition
| groove between pre- and post central gyri |
|
|
Term
| Cranial nerves in the midbrain |
|
Definition
|
|
Term
| Otherwise known as the great parasympathetic nerve of the thorax and abdomen |
|
Definition
|
|
Term
| Cranial nerve supplying trapezium and sternomastoid muscles |
|
Definition
| Spinal accessory nerve (XI) |
|
|
Term
| ANS can be subdivided into... |
|
Definition
| Sympathetic and parasympathetic |
|
|
Term
| Sympatheitc nerves arise from ____ to ___ with parasympathetic nerves originating from CN __, __, __ and __ and sacral levels ____ |
|
Definition
T1, L6
III, VII, IX and X
S2,3,4 |
|
|
Term
Sympathetic system called ________ system
Parasympathetic called______system |
|
Definition
Thoracolumbar
Craniosacral |
|
|
Term
| Sympathetic outflow acts to do two things |
|
Definition
shunt blood away from viscera and into skeletal muscles and sweat glands
cause release of epinephrine and norepinephrine (fight or flight) |
|
|
Term
The optic canal is ______ to the Clinoid process (ant)
a)lateral
b)anterior
c)posterior
d)medial
e)superior |
|
Definition
|
|
Term
| the pelvic splanchnic nerves send fibers where? |
|
Definition
Distal G.I. Tract
bladder
urethra
blood flow to penis and clitoris |
|
|
Term
| Sympathetic innervation of organs above diaphragm generally come from? |
|
Definition
| Upper ganglia in sypathetic trunk (C1-T4) |
|
|
Term
| Where do the least splanchnic nerves synapse? |
|
Definition
| Ganglia of renal plexuses |
|
|
Term
| Which nerves synapse on the preaortic ganglia (celiac, superior and inferior mesenteric)? |
|
Definition
Greater, Lesser thoracic splanchnics
Lumbar Splanchnics |
|
|
Term
The cribriform plate is part of which bone?
a)ethmoid
b)temporal
c)parietal
d)sphenoid
e)nasal |
|
Definition
|
|
Term
Internal acoustic meatus is part of which bone?
a)frontal
b)temporal
c)ethmoid
d)sphenoid
e)occipital |
|
Definition
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