The brain portion that is reduced in humans is:
Correct answer: B. Midbrain
- A. Forebrain
- B. Midbrain
- C. Hindbrain
- D. Limbic System
Explanation
The midbrain is much reduced in humans. It connects the hindbrain with the forebrain, receiving sensory information from the eyes, nose, ears, and spinal cord and sending it to the forebrain for final processing and response.
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The brain includes the cerebrum, cerebellum, brainstem, hypothalamus and medulla, each with distinct roles in sensation, movement and homeostasis. Questions connect major brain regions with their functions, reflex control and coordination, while distinguishing involuntary responses from hormonal regulation.
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