How much does the brain weigh?
Towards the noes
Toward the tail
What percentage volume does the cerebrum consist of?
What percentage of the cerebellum contains neurons?
Separates 2 cerebral hemispheres
Separates frontal and parietal lobe
surface layer of gray matter
deeper masses of gray matter
Bundles of axons (white matter)
Neuron cell bodies, dendrites, and synapses
What areas do the gray matter form?
Forms cortex over cerebrum and cerebellum and the nuclei deep within brain
Bundles of axons
What does the white matter form on the brain?
Forms tracts that connect parts of the brain
Outermost tough membrane
Of the dura mater, the Layer against the bone is
Of the dura mater, the inner layer is...
Where separated from inner meningeal layer forms dural venous sinuses draining blood from brain & supportive structures formed by dura mater
Is spider web filaments layer
Is a thin vascular layer adherent to contours of the brain
What structures does the subdural space support?
Falx Cerebi, Flax cerebelli and tentorium cerebelli
What is meningitis?
Inflammation of the meninges
_________ and _______ invasion of the CNS by way of the nose and throat.
What are the symptoms of meningitis?
Signs include high fever, stiff neck, drowainess
and intense headache and may progress to coma
How is meningitis diagnosed?
By examining the CSF
Lumbar puncture (spinal tap)