What type of herniation occurs when brain tissue shifts from the supratentorial to the infratentorial compartments through the tentorial opening?

Transtentorial herniation

Which cranial nerve is typically compressed during uncal herniation, leading to symptoms such as mydriasis?

Third cranial nerve (oculomotor nerve)

Riddle: I push into the tentorial opening and can cause dilated pupils; my name relates to the temporal lobe's uncus. What am I?

Uncal herniation

True or False: Tonsillar herniation can occur after a lumbar puncture if there is increased intracranial pressure.

True

The most common place for a syrinx in syringomyelia is the ______ region.

Cervical

What is the primary protein associated with neural tube defects that can be elevated in maternal blood?

Α-fetoprotein (AFP)

Which type of meningitis is characterized by clear CSF with a slight increase in leukocytes?

Chronic meningitis

Fill-in-the-blank: In acute pyogenic meningitis, CSF shows increased ______ levels.

Protein

Which genetic disorder is characterized by the presence of tubers in the CNS and is inherited in an autosomal dominant fashion?

Tuberous sclerosis

What condition is typically associated with the presence of Negri bodies in neurons?

Rabies virus infection

Which type of cerebral hemorrhage is often caused by the rupture of a meningeal artery?

Epidural hemorrhage

True or False: Subarachnoid hemorrhage is primarily caused by the rupture of bridging veins.

False. Subarachnoid hemorrhage is primarily caused by the rupture of a berry aneurysm.

Riddle: I can lead to hydrocephalus and result from a Chiari malformation; what am I?

Syringomyelia

Fill-in-the-blank: The most common type of brain tumor in adults is ______.

Astrocytoma

What condition involves the degeneration of the dorsal columns and is associated with locomotor ataxia?

Tabes dorsalis

Which CNS tumor is characterized by a 'fried-egg' appearance upon histological examination?

Oligodendroglioma

What is the primary genetic abnormality associated with medulloblastomas?

Duplication of the long arm of chromosome 17

True or False: Multiple sclerosis is characterized by primary CNS demyelination while sparing the axons.

True

Riddle: I am a disease of the nervous system, causing chorea and dementia, with a genetic twist on chromosome 4. What am I?

Huntington's disease

What is the common clinical presentation of patients with amyotrophic lateral sclerosis (ALS) in its early stages?

Weakness and cramping in muscles

Fill-in-the-blank: The most common cause of dementia in older adults is ______.

Alzheimer's disease

What condition is characterized by both upper and lower motor neuron signs?

Amyotrophic lateral sclerosis (ALS)

Which type of CNS tumor is typically attached to the dura mater and arises from the arachnoid villi?

Meningioma

Riddle: I’m a type of CNS tumor that can affect the cerebellum and usually occurs in children. What am I?

Medulloblastoma

True or False: Neurofibromatosis type 2 is characterized by the development of multiple benign tumors including schwannomas.

True

Which condition is characterized by café-au-lait macules and neurofibromas?

Neurofibromatosis type 1

Fill-in-the-blank: Charcot-Bouchard aneurysms are associated with ______ due to lipohyalinosis.

Hypertensive bleeding

What type of intranuclear inclusions is associated with cytomegalovirus infection in the CNS?

Cytoplasmic and intranuclear inclusions

Which type of herniation can lead to life-threatening respiratory issues by compressing the medulla?

Tonsillar herniation

What is the main risk factor for developing Alzheimer's disease?

Age