Chapter 14/15 Flashcards
(53 cards)
the two divisions of the nervous system
central and peripheral nervous systems
what is in the central nervous system
brain and spinal cord
what is in the peripheral nervous sytem
everything outside brain and spinal cord
what are the two divisions of the central nervous system
somatic and autonomic
what are the two divisions of the autonomic nervous system
sympathetic and parasympathetic
what does the somatic nervous system do
sensory and motor nerves to conduct impulses of skeletal muscles
this system control the voluntary skeletal motion
somatic nervous system
this system control the involuntary motor nerves of the smooth muscle, cardiac muscle, and glands
autonomic nervous system
this system is stimulated by stress or physical activity
sympathetic nervous system
increases in heart rate, respiratory rate are actions controlled by the
autonomic, sympathetic nervous system
this system dilates your pupils
autonomic, sympathetic nervous system
this system controls resting state and digestion
parasympathetic nervous system
where does the spinal cord extend
from foramen magnum to vertebral level L1/L2
what is the conus medullaris
end of the spinal cord located at L1/L2
what anchors the conus medullaris to the coccyx
filum terminale
this extense from the conus medullaris
pia mater
what is the cauda equina
nervous roots extending from inferior spinal cord
the spinal cord lies within the ______
vertebral canal
what are the three meninges of the spinal cord
dura mater, arachnoid mater, pia mater
this is the space between the meninges
epidural space
what kind of space is the epidural space
real
what kind of space is the subdural space
potentional
where is the cerebral fluid located?
in the subarachnoid and central canal
where is a spinal tap performed?
between vertebral L3-L5 in the subarachnoid mater
