In Early Vertebrates,the Principal Component of the Brain Which Is

question 61

Multiple Choice

In early vertebrates,the principal component of the brain which is devoted largely to coordinating motor reflexes was the

• A)thalamus.
• B)forebrain.
• C)midbrain.
• D)hindbrain.
• E)medulla oblongata.

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Definitions:

Iris

The colored part of the eye surrounding the pupil, controlling the amount of light that enters the eye by adjusting the size of the pupil.

Lens

In the context of optics, a piece of transparent material that bends or refracts light rays to form an image; not a psychological term.

Myopia

A common vision condition also known as nearsightedness, where distant objects appear blurry while close ones can be seen clearly.

Hyperopia

A vision condition, also known as farsightedness, where distant objects can be seen more clearly than near objects due to the eye's focus being behind the retina.