Meaning: A coral reef off the southern coast of Florida. Classified under: Nouns denoting natural objects (not man-made) Synonyms: cay; Florida key; key. Hypernyms (cay is a kind of...): coral reef (a reef consisting of coral consolidated into limestone) Holonyms (cay is a part of...):
Causes. Fever occurs when an area in your brain called the hypothalamus (hi-poe-THAL-uh-muhs) â also known as your body's thermostat â shifts the set point of your normal body temperature upward.
Why does the body sweat when a fever breaks? 4. Ask students: In what other ways does the body self-regulate? 5. Have students do the Body Control Center Web activity. Discuss the following: What is homeostasis? What controls human heart rate? Under what conditions does heart rate change? How is respiration rate controlled? Could you hold your breath indefinitely? What would happen? In what different ways does the body control temperature? How does the body maintain a steady level of sugar in the bloodstream?