Stroke Flashcards
What are 4 lobes of brain?
Frontal lobe
Temporal lobe
Parietal lobe
Occipital lobe
Where is brocas area? If damaged?
Left frontal lobe
Limited language- issues producing speech
Where is Wernickes area? If damaged?
Temporal lobe
Jumble- word salad struggle understand
Function frontal lobe?
Voluntary movement
Function temporal lobe?
Auditory
Memory- limbic
Wernickes
What connects cerebellum?
3 cerebellar peduncles
Superior- cerebral cortex
Middle- pons
Inferior- spinal cord
What is in middle cerebellum?
Vermis
What are three fibres in cerebellum?
Climbing fibres- purkinje
Mossy fibres- granule- purkinje
Output- parallel fibres
Function cerebellum?
Convert voluntary motor actions to automatic
Maintain posture and balance
What does damage cerebellum cause?
DANISH
dysdiadokokinesia, ataxia, nystagmus of eyes, intention tremor, slurring of speech, heel-shin test positive
What makes up brain stem?
Midbrain
Pons
Medulla
Location CN
State what makes up midbrain?
Tectum
Tegmentum- red nuclei, periaqueductal grey, substantia nigra
State function pons?
Nuclei breathing, sleep, swallow, bladder control- middle ped
Function medulla oblongata?
Autonomic regulation
Pyramids
What is blood supply to brain?
Circle of Willis
What does anterior cerebral artery supply?
What does middle cerebral artery supply?
What does posterior cerebral artery supply?
Anterior cerebral artery– supplies corpus callosum and medial region of brain- lower limb area of M1
Middle cerebral artery- lateral parts of each hemisphere and anterior deep structures
Posterior cerebral artery- posterior region and posterior inferior structures (caudate nucleus, occipital lobe, etc.)
Draw circle of willis?
What genetic disease type is muscle dystrophy?
X linked
TRACT
TRACT
Role UMN?
Role LMN?
UMN- neuron motor cortex to spinal cord
LMN- alpha motor neurons exit spinal cord- innervate muscles
