Upper UTIs are infections of the kidneys. These are potentially life threatening, if bacteria move from the infected kidney into the blood. This condition is called sepsis. Sepsis can cause dangerously low blood pressures, shock, and death.
So whe you hold your breath, you stop getting oxygen in your lungs that go to your heart. The oxygen level in the blood drops, so your muscles need more oxygen, so the heart pumps faster. This is like running, your muscles need more oxygen so heart pumps faster
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?