Topic: Food Energy and Respiration Subtopic: Diseases of the respiratory system
What are effects of Nicotine?
Answer: Nicotine is a drug that increases the heart beat of a smoker, it narrows the arteries and so causes high blood pressure.
- What is absorption?
- How thrombosis can damage our heart?
- How is pulse detected?
- What happen when we exhale?
- Where are dead red blood cells broken?
- Why should tissue paper or handkerchief used?