Monday, March 12, 2012

Q&A Form 3 : Chapter 1




a) Name the process of the human breathing mechanism when the rubber sheet is pulled downwards.
    Namakan proses dalam mekanisme pernafasan manusia apabila kepingan getah ditarik ke bawah.
Inhalation
                                                                                          

b) Name the parts in the human respiratory system that is analogous to the apparatus below:
    Namakan bahagian dalam sistem respirasi manusia yang menyamai radas di atas:


i)  glass tube - trachea
ii) Y-shaped glass tube - bronchus
iii) Balloon - lungs
iv) Bell jar - thoracic cavity

c) Name three diseases that affect human lungs.
    Namakan tiga penyakit yang memberi kesan kepada peparu manusia.

i) lung cancer
ii) bronchitis
iii) asthma

d) What are the harmful effect  to the respiratory system of the following harmful substances in the    
    cigarette smoke.
    Apakah kesan buruk terhadap sistem pernafasan manusia bagi bahan yang terdapat dalam asap
    rokok berikut:

     a)  Nicotine  : cause addiction
     b)  Tar          : blackens the lungs
     c) Carbon monoxide : reduce the amount of oxygen in blood




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