Is fibrous lamina of the basement membrane a part of connective tissue? If yes, then why does it has its own separate name ( i.e., fibrous lamina)? Why is it not simply called connective tissue's part?

Is fibrous lamina of the basement membrane a part of connective tissue

1.	Is fibrous lamina of the basement membrane a part of connective tissue? If yes, then why does it has its own separate name ( i.e., fibrous lamina)? Why is it not simply called connective tissue's part?
Answer» Is fibrous lamina of the basement membrane a part of connective tissue? If yes, then why does it has its own separate name ( i.e., fibrous lamina)? Why is it not simply called connective tissue's part?