If You Could Mark the Ectoderm of a Mouse Embryo

question 22

Multiple Choice

If you could mark the ectoderm of a mouse embryo so that all tissues and organs descended from ectoderm were easily identifiable, where would you expect to find the marker?

• A) skeletal muscles and dermis
• B) cardiovascular and reproductive systems
• C) nervous system and epidermis
• D) lining of the digestive and respiratory tracts
• E) urinary bladder and its lining

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Definitions:

Milieu Approach

A therapeutic method focusing on the use of social and physical environments to help individuals improve their behavior and psychological condition.

24-hour Supervision

Constant monitoring or presence of a caregiver or professional to ensure safety and provide assistance around the clock, often required for individuals with severe health conditions or disabilities.

Community Setting

A social environment where individuals live, interact, and engage in daily activities outside of institutional or hospital-based settings, often focusing on the broader social and community context.

Short-term Hospitalization

A brief period of medical or psychiatric treatment and care in a hospital setting.