SISTEM PERNAFASAN MANUSIA

What are the main organs involved in human respiration?

• Hidung, Trakea, Peparu

• Hidung, Jantung, Peparu

• Trakea, Peparu, Otak

• Hidung, Trakea, Hati

What process occurs in the lungs (peparu) where oxygen is exchanged for carbon dioxide?

• Pergerakan dada

• Pertukaran gas

• Penyerapan nutrien

• Peredaran darah

What is the correct pathway for oxygen when a human inhales?

• Hidung -> Peparu -> Trakea

• Trakea -> Hidung -> Peparu

• Hidung -> Trakea -> Peparu

• Peparu -> Trakea -> Hidung

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How does the oxygen content in inhaled air compare to exhaled air?

• Inhaled air has less oxygen than exhaled air

• Inhaled air has more oxygen than exhaled air

• Oxygen content is the same in both

• Oxygen is only present in exhaled air

What happens to the chest (dada) during exhalation?

• Dada menaik (Chest rises)

• Dada menurun (Chest lowers)

• Dada kekal (Chest remains still)

• Dada bergerak ke sisi (Chest moves sideways)