Respiration
6 questions tagged Respiration — spanning every one of the seven Ws.
Why do we get hiccups?
Hiccups happen when the diaphragm suddenly contracts involuntarily. The quick closure of the vocal cords makes the characteristic sound.
What is a mammal’s diaphragm?
The diaphragm is a dome-shaped muscle that helps mammals breathe by expanding the chest cavity. It is a defining feature of mammalian respiration.
Why do turtles breathe air if they spend so much time underwater?
Turtles are reptiles, so they must breathe air with lungs rather than gills. Some species can stay underwater for long periods by slowing their metabolism and using limited oxygen efficiently.
Whose name is attached to the flap that prevents food from entering the windpipe?
The epiglottis is the structure that covers the airway during swallowing; it is a named anatomical structure, not a person’s invention.
Whose name is associated with the body’s main breathing muscle beneath the lungs?
The diaphragm is the main muscle of breathing, separating the chest from the abdomen.
Whose name is attached to the body’s main breathing muscle beneath the lungs?
The diaphragm is not named after a person. It is the dome-shaped muscle that drives breathing.