Flashcard Set Preview
| Side A | Side B | ||
| 1 |
CNS
|
Central Nervous System
|
|
| 2 |
PNS
|
Peripheral Nervous System
|
|
| 3 |
3 Parts of brain (general)
|
cerebrum, brain stem, cerebellum
|
|
| 4 |
grey matter is made up of _____
|
neuron cell bodies
|
|
| 5 |
white matter is made of ______
|
axons - lipids in myelin sheaths
|
|
| 6 |
Gyri are hills or valleys?
|
Hills
|
|
| 7 |
Sulci are hills or valleys?
|
valleys
|
|
| 8 |
Name the 5 lobes
|
Frontal, Parietal, Occipital, Temporal, Insular
|
|
| 9 |
Sulcus between frontal and parietal?
|
Central Sulcus
|
|
| 10 |
Sulcus above temporal lobe?
|
Lateral sulcus
|
|
| 11 |
Fissure above cerebellum?
|
Transverse fissure
|
|
| 12 |
# of pairs of spinal nerves
|
31
|
|
| 13 |
Where are the two enlargements in the spinal column?
|
at the upper and lower limbs
|
|
| 14 |
What is the Filum Terminale?
|
TENDON? to hold spinal cord in place - attached to coccyx
|
|
| 15 |
Cauda equina
|
"pony tail" - collection of nerve roots at bottom of vertebral canal
|
|
| 16 |
Why does the cauda equina exist?
|
Vertebral column grows faster than spinal column after birth
|
|
| 17 |
Dorsal horns of spinal cord
|
sensory information
|
|
| 18 |
Ventral horns of spinal cord
|
Motor information
|
|
| 19 |
Dorsal root ganglion
|
picks up information from body parts
|
|
| 20 |
Where is the grey matter in the spinal cord?
|
central - in horns
|
|
| 21 |
Where is there enlarged grey matter in the spinal cord?
|
around limbs - cervical (C3-T1) and lumbar (L1-S2)
|
|
| 22 |
Where is CSF extracted from a patient?
|
Lumbar
|
|
| 23 |
3 layers of meninges
|
dura matter, arachnoid matter, pia matter
|
|
| 24 |
Function of dura matter
|
support and protection
|
|
| 25 |
2 layers of dura matter
|
periosteal and meningeal
|
|
| 26 |
periosteal layer
|
attached tightly to bone
|
|
| 27 |
meningeal layer
|
extends inward - separates cerebral hemispheres - limits brain movement
|
|
| 28 |
space between layers of dura matter
|
venous sinuses - allows venous blood to drain
|
|
| 29 |
3 meningeal layer folds
|
falx cerebri, tentorium cerebelli, falx cerebelli
|
|
| 30 |
falx cerebri
|
separates cerebral hemispheres
|
|
| 31 |
tentorium cerebelli
|
separates cerebellum and cerebrum
|
|
| 32 |
falx cerebelli
|
separates cerebellar (walnut) hemispheres
|
|
| 33 |
Subdural space
|
Space between dura matter and arachnoid matter
|
|
| 34 |
Arachnoid mater
|
Between dura mater and pia mater
|
|
| 35 |
Subarachnoid space
|
Between arachnoid mater and pia mater - filled with CSF
|
|
| 36 |
Arachnoid granulations
|
collections of arachnoid villi - drain CSF into venous sinuses
|
|
| 37 |
Cistern
|
Enlarged subarachnoid space
|
|
| 38 |
Pia Mater
|
Delicate membrane following contours of the brain
|
|
| 39 |
Layer that surrounds blood vessels into brain
|
Pia mater
|
|
| 40 |
lumbar puncture
|
allows for sampling of CSF
|
|
| 41 |
Spinal pia mater
|
attached tightly to spinal chord - some pia sheets attach to dura mater to provide support
|
|
| 42 |
Epidural space
|
between spinal dura and veterbral bone - contains fat tissue and venous plexus
|
|
| 43 |
# of ventricles
|
4
|
|
| 44 |
Ventricles
|
2 Lateral, 3rd, 4th - contain CSF
|
|
| 45 |
Parts of lateral ventricle
|
anterior horn, body, posterior horn, inferior horn
|
|
| 46 |
Choroid plexus
|
body + inferior horn of lateral ventricles - roof of 3rd ventricle - inferior medullary velum...
|
|
| 47 |
3rd ventricle
|
between lateral ventricle and cerebral aqueduct
|
|
| 48 |
4th ventricle
|
between cerebellum, pons and medulla
|
|
| 49 |
4th ventricle roof
|
superior medullary velum and inferior medullary velum
|
|
| 50 |
CSF
|
clear liquid produced by choroid plexuses from each ventricle
|
|
| 51 |
CNS
|
central nervous system
|
|
| 52 |
nervous system arises from
|
the embryonic ectoderm
|
|
| 53 |
describe CNS development
|
embryonic ectoderm form neural plate, neural plate folds in to form neural tube - neural crest...
|
|
| 54 |
anterior neural tube forms
|
brain
|
|
| 55 |
posterior neural tube forms
|
spinal cord
|
|
| 56 |
cerebral arteries arise from
|
basilar artery
|
|
| 57 |
posterior cerebral artery supplies
|
posterior 1/3 of frontal hemispheres, occipital lobes, inferior temporal lobe, brainstem, 3rd...
|
|
| 58 |
middle cerebral artery supplies
|
almost all lateral surface of cerebral hemispheres
|
|
| 59 |
anterior cerebral artery supplies
|
anterior 2/3 of cerebral hemispheres and basal nuclei
|
|
| 60 |
anterior cerebral artery travels along
|
latitudinal fissure
|
|
| 61 |
general blood drainage of brain
|
fine veins, pial venous plexuses, cerebral veins, dural venous sinuses, internal jugular vein...
|
|
| 62 |
stroke
|
occlusion of blood vessel that causes reduction of blood and neuro dysfunction
|
|
| 63 |
Venous sinuses
|
between layers of dura mater - receive blood - receive CSF
|
|
| 64 |
Superior sagittal sinus joins
|
right transverse sinus
|
|
| 65 |
inferior sagittal sinus joins
|
straight sinus
|
|
| 66 |
straight sinus joins
|
left transverse sinus
|
|
| 67 |
transverse sinus joins
|
sigmoid sinus
|
|
| 68 |
sigmoid sinus joins
|
internal jugular vein
|
|
| 69 |
cavernous sinus
|
lateral to pituitary gland
|
|
| 70 |
cavernous sinus joins
|
superior petrosal sinus and inferior petrosal sinus
|
|
| 71 |
superior petrosal sinus joins
|
transverse sinus
|
|
| 72 |
inferior petrosal sinus joins
|
internal jugular vein
|
|
| 73 |
arteries that supply the spinal cord
|
anterior spinal artery, posterior spinal artery, radicular arteries
|
|
| 74 |
Broca's area
|
motor speech center - inferior frontal gyrus
|
|
| 75 |
Precentral gyrus
|
primary motor cortex
|
|
| 76 |
pirmary motor cortex
|
precentral gyrus
|
|
| 77 |
motor homunculus
|
area of cortex proportional to amount of motor control over each region
|
|
| 78 |
primary motor cortex controls
|
skilled voluntary movement, muscles with precise motor control
|
|
| 79 |
premotor cortex controls
|
learned motor skills
|
|
| 80 |
prefrontal cortex
|
involved with intellect, cognition, recall, personality
|
|
| 81 |
primary somatosensory cortex
|
postcentral gyrus
|
No comments yet! Be the first to add a comment below!
Please login to post comments.
After login, we will forward you back to this flashcard.