Topic: Food Energy and Respiration Subtopic: Introduction
What is trachea or windpipe?
Answer: Like gullet or esophagus is for digestive system, trachea or windpipe is for respiratory system. It is located in from of the esophagus. It contains C-shaped cartilages to prevent collapsing while inhaling. Moreover, trachea also contains tiny hair like structures known as Cilia. Cilia are responsible for the movement of mucus in the throat and trapping of dust.
- How long it takes to recover from heart transplant?
- Why are Villi essential?
- How is pulse detected?
- Why does constipation occur?
- What happens after exchange of substances?
- How are xylem and phloem arranged in stem?