The part of the hind brain of vertebrates that controls automatic activities such as breathing, swallowing, heart rate and blood pressure:
Correct answer: B. Medulla oblongata
- A. Pons
- B. Medulla oblongata
- C. Cerebellum
- D. Reticular formation
Explanation
The part of the hindbrain responsible for controlling automatic activities such as breathing, swallowing, heart rate, and blood pressure is called the "medulla oblongata." The medulla oblongata is located at the base of the brainstem and serves as a vital center for regulating various essential physiological processes that are crucial for maintaining life. It contains nuclei and pathways that control involuntary actions, making it a crucial region for overall body homeostasis.
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About Coordination and Control
Coordination depends on receptors, neurons, synapses and nerve impulses, with reflex actions traced through the reflex arc and the roles of major brain regions. Chemical coordination covers endocrine glands and hormones, including how hormones regulate growth, metabolism, reproduction and internal balance, unlike rapid nervous control.
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