Short Answer Type Questions
Q1. What should a man do to reduce high blood pressure ?
Ans. The following precautions are essential to reduce high blood pressure :
(a) He would avoid eating fatty substances. (b) He should slim down a little
(c) He should give up smoking. (d) He should relax. An occational nap and light reading will be useful.
Q2. What is the function of the heart? How does the heart perform it ?
Ans. According to the writer, the heart is like a pumping machine. It pumps blood first into the hungs and then it pushes the blood into the body.
Q3. How does the heart tell John that he is going to have heart attack?
Ans. When the heart is in trouble after undue exertion or emotion it sends out a pain signal. In this way the heart tells John that the is going to have a heart.
Q4. How does the heart get its nourishment?
Ans. The heart gets its nourishment from the blood. It comes through his own coronary arteries. It does not get of from the blood passing through his four chambers.
Q5. How do arteries get blocked?
Ans. Arteries get blocked when unwarnted elements are called in the heart. The collection of the unwarranted material checks the easy flow of blood. Due to this the easy flow of the blood is blocked.
Q6. What are two false notions about the heart?
Ans. The two false notions about the heart the given below :
(i) It is very romantic, and (ii) It is fragile and delicate.
Q7. What is the weak spot in the heart which is the greatest single cause of death?
Ans. The heart is fed by his own two coronary arteries. This it its weak spot. Trobule here is the greatest single cause of death.
Q8. How does J.D. Ratcliff explain that smoking is very harmful?
Ans. Smoking is injurious to health because it increases blood pressure as nicotine is a pretty violet stuff. It constricts arteries and stimulates heart. So the heart beats more rapidly.
Q9. What particular foods should the heart – patient avoid ?
Ans. A heart – patient should avoid foods that are rich in fats. Their food should be balanced. Too much use of fats should be avoided.
Q10. Who is more likely to have a higher blood pressure – a fat or a lean person ? Why ?
Ans. A fat man is more likely to have a higher blood pressure than a lean person. The reason is that the fatter is the man, the greater is the exertion on the heart to push the blood on.
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