Topic: Body Transport System Subtopic: Diseases of the transport system
What are pacemakers?
Answer: Pacemakers are group of cells in the right atrium of the heart. These cells produce small pulses of electricity at a rate of 70 times per minute.
- What is bronchitis?
- Why large molecules cannot absorb into blood?
- What is Emphysema?
- Why is reproduction important?
- What is aerobic respiration?
- How can cold prevented?