Ventricles, Hemispheres and Venous Sinuses Flashcards
If Broca’s area was affected, what would a patient be unable to do?
Able to follow instruction but unable to generate words
If Wernicke’s area was affected, what would a patient be unable to do?
Unable to follow instructions but could name simple objects, like a pen
In majority of people, are the language centres in the right or left hemisphere?
Left hemisphere
Describe the speed of the onset of vascular embolism.
Sudden onset
Describe the speed of the onset of a malignant tumour.
Gradual onset- months
Describe the speed of the onset of a haematoma.
Onset can be minutes or hours after trauma
What are the contents of the inferior auditory meatus?
Facial nerve
Vestibulocochlear nerve
What are the contents of the foramen magnum?
Spinal cord, two vertebral arteries
What are the contents of the optic canal?
Optic nerve
What are the contents of the foramen ovale?
Mandibular branch of trigeminal nerve
What are the contents of the foramen rotundum?
Maxillary branch of trigeminal nerve
What are the contents of the jugular foreman?
Sigmoid sinuses go through to become internal jugular veins
What are the contents of the cribriform plate?
Olfactory nerve
What are the contents of the superior orbital fissure?
Oculomotor nerve
Trochlear nerve
Ophthalmic nerve
Abducens nerve
What are the contents of the styloid mastoid formaen?
Facial nerve
What are the contents of the carotid canal?
Internal carotid artery
What are the contents of the foramen spinosum?
Middle meningeal artery
Pterion?
Weakest part of the skull where different bones fuse together
WEBSITE FOR REVISION- maybe more so for anatomy though
The Neurosurgical Atlas
What connects third and fourth ventricles?
Cerebral aqueduct/aqueduct of Sylvius
->both the same
Which sulcus separates the frontal and temporal lobes?
Lateral sulcus
Where do the sigmoid sinuses drain?
Internal jugular vein
A patient has gradual onset of a unilateral sensorineural deafness confirmed by pure tone audiometry and poor balance. Which skull base foramen could be involved?
Internal auditory meatus
What is another name for the carotid canal?
Foramen lacerum
