Name the cranial nerves. (there are 12)
function of the olfactory nerve
smell
function of optic nerve
vision
function of oculomotor nerve
function of trochlear nerve
downward and inward extraocular motion
function of trigeminal nerve
function of abducens nerve
lateral movement of eye
function of facial nerve
function of acoustic nerve
function of glossopharyngeal nerve
function of vagus nerve
function of spinal accessory nerve
movement of trapezius/sternomastoid muscles
function of hypoglossal nerve
movement of tongue
what to inspect and palpate for muscles in regards to the motor system?
inspect: size and presence of involuntary movements
palpate: strength and tone
what are the coordination tests for the motor system?
spinothalamic tract tests
posterior column tract tests
spinothalamic tract test - pain
spinothalamic tract tests - light touch
spinothalamic tract tests - temperature
temperature is omitted unless pain sensation abnormal
posterior column tract tests - vibration
posterior column tract tests - position (kinesthesia)
posterior column tract tests - tactile discrimination (fine touch)
all these tests are done while patient has their eyes closed
- stereognosis
- graphaesthesia
- two point discrimmination
- extinction
- point location
stereognosis
ability to identify object they are touching