If Downer Had Sectioned All Commissures but Left the Optic

question 30

Multiple Choice

If Downer had sectioned all commissures but left the optic chiasm intact:

• A) he would have found exactly the same results as if the optic chiasm had also been sectioned.
• B) the animal would have appeared wild regardless of which side the stimulus was presented on.
• C) the animal would have appeared tame regardless of which side the stimulus was presented on.
• D) the animal would have reacted with aggression but not appeared wild.

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Definitions:

Allergic Reaction

An immune response to a substance (allergen) that results in symptoms such as itching, swelling, and difficulty breathing.

IgE

Immunoglobulin E, a class of antibodies produced by the immune system in response to allergens.

Naturally Acquired Active

refers to immunity developed through exposure to the natural occurrence of a pathogen, leading to the formation of memory cells and antibodies without vaccination.

Exposure

Contact with something (like chemicals, radiation) or the state of being exposed, particularly in a context where it may cause harm or disease.