Which Tissues Ingress Through the Cranial End of the Primitive

question 3

Multiple Choice

Which tissues ingress through the cranial end of the primitive streak?

• A) Prospective neural plate
• B) Prospective cardiogenic mesoderm
• C) Prospective extraembryonic mesoderm
• D) Prospective surface ectoderm
• E) Prospective lateral plate mesoderm
• F) Prospective placodal ectoderm

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Definitions:

Sublimation

A defense mechanism in psychology where socially unacceptable impulses or idealizations are unconsciously transformed into socially acceptable actions or behavior.

Denial

A psychological defense mechanism involving refusal to accept reality or facts, therefore avoiding dealing with painful feelings.

Repression

A defense mechanism where unpleasant thoughts, memories, or desires are excluded from conscious awareness.

Projection

A defense mechanism where one attributes their own unwanted emotions or traits to other people.