Julia sits down to a holiday dinner at her grandmother’s hou…
Julia sits down to a holiday dinner at her grandmother’s house. Molecules from the turkey and other foods waft into her nose. Chemoreceptors in her nasal cavity detect these chemical changes and send sensory nerve impulses to the hypothalamus in the brain. The hypothalamus processes this information and sends motor nerve impulses to the digestive glands in her stomach and to her salivary glands, stimulating the secretion of digestive enzymes. Julia’s digestive system is now primed for the meal.Match each part of this scenario to the correct feedback loop component:
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