Lect 1 Flashcards
neuroulation dates
day 18-21
what occurs in neurolation
start of neural tube
somites forming
ganglia forming
neural tube defect
spina bifida
ecephalocele
anterior spinal roots provide?
motor control mm
T/F each mm from 1 somite
F - more than 1
Inputs to brain
afferent , sensory
touch, pain , temp
sight smell hear, bal, taste
input to brain somatic or visceral
both
how perceive input to brain
receptors, action potentials
outputs to brain
efferent, motor
somatic to mm
visceral to viscera
how outputs to brain
peripheral nerve
CNS divided into which branches
Afferent (sensory) -input
Efferent (motor) -output
connects hemispheres
corpus callous
what gives inc surface area brain
Gyri sulk
lobes of brain
front, pariental, temporal, occiptal, lumbic
mostly associated area T/F brain is
true
whats in white matter v grey
grey - cell bodies
white- myelinated, connections
areas of cortex
primary (sensory, motor)
association (making)
meningeal layers
dura (periosteal, meningeal)
arachnoid
pia
superficial to deep layers
DAP
components of brain stem
midbrain
pons
medulla
discrimination touch , vibration, pressure cross where
medulla
pain and temperaute cross where
spinal cord
cortex to spinal cord fiber types
descending
spinal cord to cortex fiber types
ascending
what side of body does right hemisphere control
left side of body
