In Which Stage Do the Three Germ Layers Form

question 30

Multiple Choice

In which stage do the three germ layers form?

• A) gastrula
• B) blastocyst
• C) neurula
• D) morula
• E) 8-cell stage

---

Definitions:

Dissociative Fugue

A rare psychiatric disorder characterized by reversible amnesia for personal identity, including the memories, personality, and other identifying characteristics of individuality.

Hypomanic Episode

A period of persistently elevated, expansive, or irritable mood that is less severe than manic episodes but still noticeable.

Obsessive-Compulsive Disorder

A mental health disorder characterized by recurrent, unwanted thoughts (obsessions) and/or repetitive behaviors (compulsions).

Mysophobia

An irrational fear of germs or dirt, leading to excessive cleanliness and avoidance behaviors.