Intermediate Lateral Ventricles Quiz

Q1. Which structure forms much of the lateral wall of the anterior horn of the lateral ventricle?

• Pineal gland
• Head of the caudate nucleus
• Hippocampus
• Pulvinar

Q2. Which structure forms much of the floor of the body of the lateral ventricle?

• Medulla
• Superior colliculus
• Pons
• Thalamus

Q3. Which structure lies along the medial floor region of the body of the lateral ventricle?

• Cerebral peduncle
• Internal capsule
• Optic tract
• Body of the fornix

Q4. What is the atrium of the lateral ventricle?

• Opening between the third and fourth ventricles
• Anterior end of the frontal horn
• Outlet into the subarachnoid space
• Expanded junction of the body, posterior horn, and inferior horn

Q5. Which structure forms a prominent elevation in the roof of the inferior horn?

• Tail of the caudate nucleus
• Head of the caudate nucleus
• Inferior olive
• Mammillary body

Q6. Which white matter structure lies immediately superior to the hippocampus in the inferior horn?

• Medial lemniscus
• Anterior commissure
• External capsule
• Alveus

Q7. What is the collateral eminence?

• A choroid plexus fold in the roof
• A projection of the caudate head
• A recess of the third ventricle
• An elevation produced by the collateral sulcus

Q8. What is the calcar avis?

• A choroid plexus tuft
• A projection produced by the central sulcus
• An elevation produced by the calcarine sulcus
• A fold produced by the lateral sulcus

Q9. Where is choroid plexus normally absent within the lateral ventricle?

• Body and atrium
• Body and inferior horn
• Inferior horn only
• Anterior and posterior horns

Q10. Which structure forms an important medial boundary near the interventricular foramen?

• Inferior colliculus
• Column of the fornix
• Dentate nucleus
• Pyramid of the medulla