Anatomy Flashcards
which type of anaesthetic goes into subarachnoid space?
spinal
is epidural or spinal anaesthetic longer lasting?
epidural
but slower onset
which type of brain haemorrhage is hyperdense?
extradural
or acute subdural
which type of brain haemorrhage is hypodense?
subdural
acute - hypERdense
chronic - hypOdense
which trigeminal nerve division innervates tip of nose?
V1 - ophthalmic
which artery affected in extradural haemorrhage?
middle meningeal
where is Broca’s area located?
inferior frontal gyrus
where is Wernicke’s area located?
superior temporal gyrus
which limbs more affected by MCA infarct?
upper extremity
which limbs more affected by ACA infarct?
lower extremities
what do the dural venous sinuses drain into?
internal jugular vein
structure mainly affected in Parkinson’s disease?
substantia nigra pars compacta
which tracts are MOLF and PEAM related to?
reticulospinal (uncrossed)
extrapyramidal
which pathway is pretectal nucleus part of?
afferent limb of pupillary light reflex
sensory innervation of angle of mandible?
greater auricular nerve (C2, C3)
laterality of DCML pathway?
ipsilateral
laterality of spinothalamic pathway?
contralateral
(anterolateral pathway)
what passes through foramen spinosum?
Middle meningeal artery
Middle meningeal vein
Meningeal branch of the mandibular nerve
anatomical snuffbox innervation?
radial nerve
WHICH NERVE IS MOST LIKELY AFFECTED BY A RISE IN ICP?
abducens (6)
longest intracranial course
blood supply to Broca’s area?
superior division of the left MCA
