Brain development

Question 1

What are the 3 primary vesicles formed from the neural tube in the formation of the brain?

Answer 1

Rostral to caudal;
Prosenephalon
Mesencephalon
Rhombencephalon

Question 2

What are the 5 secondary vesicles formed in the formation of the brain and from what primary vesicles do they form?

Answer 2

PROSENCEPHALON»_space; telencephalon & diencephalon

MESENCEPHALON»_space; mesensphalon

RHOMBENCEPHALON»_space; myelencephalon & metecephalon

Question 3

What does the telencephalon form?

Answer 3

2 cerebral hemispheres

Question 4

What does the mesencephalon form?

Answer 4

Midbrain

Question 5

What does the metencephalon form?

Answer 5

Pons and cerebellum

Question 6

What does the myelencephalon form?

Answer 6

Medulla oblongata

Question 7

What does the cavity of the neural tube form? (3)

Answer 7

• Ventricles
• Connecting channels
• Vestigial (central canal of spinal cord)