- The dural venous sinuses drain into the….
A. Internal carotid vein
B. External jugular vein
C. Internal jugular vein
D. Middle cerebral vein
C. Internal jugular vein
- The posterior circulation is from…
A. Internal Carotid Artery
B. Basilar Artery
C. Posterior Communicating Artery
D. Middle Cerebral Artery
B. Basilar Artery
- The following are the major cerebral veins EXCEPT:
A. Internal cerebral vein
B. Great vein of Galen
C. Basal vein of Rosenthal
D. Posterior Cerebral vein
D. Posterior Cerebral vein
- The lumbar puncture was introduced by…
A. Merritt and Fremont-Smith
B. Galen
C. Quincke
D. Mestrezat
C. Quincke
- How much CSF is being produced by an average person in a day.
A. ~1000 mL
B. ~500 mL
C. ~100 mL
D. ~150 mL
B. ~500 mL
- Approximately 30 mL of the CSF is found in the _________.
Spinal subarachnoid space
- The main sites of CSF formation are the following EXCEPT:
A. Lateral ventricle
B. Subarachnoid space
C. Third ventricle
D. Fourth ventricle
B. Subarachnoid space
- The sodium-potassium pump is found in the __________ of the choroid plexus cells.
Apical surface
- The penetration of certain drugs and metabolites are dependent on their..
Lipid solubility
- The blood-brain barrier is permeable to _________ substances.
Lipid-soluble
- TRUE or FALSE: The BCB or Blood-CSF Barrier is permeable to lipid soluble substances.
FALSE. BCB is permeable to water-soluble substances.
- The BBB is formed by ______________ of capillary endothelial cells.
Tight junctions (zona occludens)
- The following are specialized areas without BBB EXCEPT
A. Pineal gland
B. Median eminence
C. Anterior Pituitary
D. Area Postrema
C. Anterior Pituitary
- The two lateral ventricles communicate through…
A. Foramen of Luchska
B. Foramen of Magendie
C. Foramen of Monro
D. Aqueduct of Sylvius
C. Foramen of Monro
- Absorption of the CSF is through…
Arachnoid villi
- From the conus medullaris to abouth the 2nd sacral vertebrae that contains the filum terminale and the roots of the cauda equina.
Lumbar cistern
- If jugular veins are compressed, this leads to an increase in ICP which is the basis for…
Queckenstedt Test
- TRUE or FALSE: In acute hydrocephalus, bilateral Babinski sign is a rule.
TRUE
- Two manifestations of advanced stages of acute hydrocephalus.
⭕️ Increased tone in the lower limbs
⭕️ Extensor posturing
- CNS infection of the white and gray matter.
Encephalitis
