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Nervous, Circulatory, Reproductive, Special Procedures
N/A
42
Anatomy
Professional
09/03/2013

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Term
two divisions of the nervous system
Definition
1. peripheral
2. central
Term
sensory/ afferent
Definition
impulses from the PNS to CNS
Term
motor/ efferent
Definition
impulses from CNS to PNS
Term
3 parts of PNS
Definition
1. somatic (voluntary)
2. autonomic (involuntary)
3. enteric (involuntary)
Term
somatic nervous system
Definition
sensory neurons from PNS to CNS
motor neurons from CNS to PNS
voluntary
Term
Autonomic nervous system
Definition
receives info from autonomic sensory receptors in stomach/ lungs
motor neurons move smooth muscles, cardiac muscles, glands
Term
enteric nervous system
Definition
"Brain of Gut"
sensory neurons monitor chemicals
motor neurons control smooth muscles/ secretions
Term
two divisions of CNS
Definition
1. brain
2. spinal cord
Term
the largest part of brain
also called forebrain
Definition
cerebrum
Term
cerebrum is divided into right and left hemispheres by
Definition
longitudinal sulcus
Term
commissure that connects right and left hemispheres
Definition
corpus collosum
Term
controls thought, intelligence, specific memory, speech
Definition
frontal lobe
Term
controls memory in association, touch, distinguishes memory by sight
Definition
parietal
Term
controls hearing, balance, taste, smell
Definition
temporal lobe
Term
interprets sight and visual sensations
Definition
occipital
Term
connects the cerebrum to the pons and cerebellum
Definition
midbrain
Term
the largest part of the hindbrain
Definition
cerebellum
Term
the hemispheres of the cerebellum are connected by
Definition
vermis
Term
the medulla oblongata is located
Definition
between the pons and spinal cord
Term
the medulla oblongata forms the lower part of the
Definition
hindbrain
Term
the forebrain consists of
Definition
cerebrum
diencephalon
Term
the midbrain is composed of
Definition
the brainstem
Term
the hindbrain is composed of
Definition
pons, medulla oblongata, cerebellum
Term
the brainstem consists of
Definition
diencephalon
mesencephalon
pons
medulla oblongata
Term
the spinal cord is composed of ____ on the inside and ____ on the outside
Definition
inner, gray cellular material
outer, white fibrous material
Term
the spinal cord ends at
Definition
conus medullaris
Term
we have ___ pairs of spinal nerves
Definition
31
Term
nerves that extend inferiorly below termination of spinal cord called
Definition
cauda equina
Term
2 lateral (right and left)
3rd
4th
Definition
ventricles
Term
each lateral ventricle is composed of four parts:
Definition
-frontal/ anterior horn
-body
-temporal/ inferior horn
-occipital/ posterior horn
Term
the ____ separates the lateral and 3rd ventricles
Definition
foramen of Monroe
Term
slit like, inferior to lateral ventricles
Definition
3rd ventricles
Term
the ____ separates the 3rd and 4th ventricles
Definition
Aqueduct of Sylvius
Term
diamond shaped, located in hindbrain
Definition
4th ventricle
Term
the medial aperture between the 4th ventricle and subarachnoid space
Definition
foramen of magendie
Term
the lateral aperture between the 4th ventricle and subarachnoid space
Definition
Foramen of Lushka
Term
the tender mother
inner sheath
highly vascular
Definition
pia mater
Term
delicate, middle layer
separated from pia mater by subarachnoid space
Definition
arachnoid mater
Term
widened areas of subarachnoid space
Definition
cisternae
Term
tough mother
outermost layer
composed of 2 layers in the cranial portion
Definition
dura mater
Term
the dura mater is separated from the arachoid membrane by the subdural space
Definition
subdural space
Term
the dura mater is separated from the vertebral periosteum by the
Definition
epidural space
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