Is this statement correct? anatomy class.

2The myelin sheet that surround the axons of the neurons in the Central Nervous System (CNS) are formed by________?
Oligodendrocytes.
The myelin sheets that surround the axon of the neurons in the Peripheral Nervous System (PNS) are formed by_______?
Schwann cells

Yes.

When in doubt, think schwann penis (Schwann - PNS)

Yes, you are correct.