Question
Answer:
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Part: 1 Mark each
1. Bronchus -Thebronchus(plural: bronchi) are extensions of the windpipe that moveair to and from the lungs.
2. Trachea -Thetracheais a wide, hollow tube that connects the larynxto the bronchi of the lungs.
3. Lung - It is the main part of the respiratory system where the exchange of gases takes place.
4. Bronchioles -Thebronchiolesare the passageways through which air passes from the bronchi to the alveoli (air sacs) of the lungs.
5. Diaphragm -Thediaphragmin therespiratory systemis the dome-shaped sheet of muscle that separates the chest from the abdomen.It helps in breathing by expanding the chest cavity during inhalation and contracting it during exhalation.
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:
Part: 1 Mark each
1. Bronchus -Thebronchus(plural: bronchi) are extensions of the windpipe that moveair to and from the lungs.
2. Trachea -Thetracheais a wide, hollow tube that connects the larynxto the bronchi of the lungs.
3. Lung - It is the main part of the respiratory system where the exchange of gases takes place.
4. Bronchioles -Thebronchiolesare the passageways through which air passes from the bronchi to the alveoli (air sacs) of the lungs.
5. Diaphragm -Thediaphragmin therespiratory systemis the dome-shaped sheet of muscle that separates the chest from the abdomen.It helps in breathing by expanding the chest cavity during inhalation and contracting it during exhalation.
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