Respiration Flashcards
1
Q
Label the respiratory system.
A
Trachea Nasal passage Bronchus Mouth Bronchioles Larynx (voice box) Pleural membrane Ribs Bronchiole Lung Heart Diaphragm Intercostal muscles Alveoli Surrounded by blood capillaries
2
Q
The nasal passage is covered with small hairs. Why is it better to breathe through your nose than mouth?
A
Hairs will catch the dirt in the air and bacteria.
Breathing through your nose gives more opportunity to do this.
3
Q
Why are ribs important?
A
Ribs protect the lungs.
4
Q
The trachea and bronchioles consist of tubes containing rings of cartilage. What do you think the function for these rings of cartilage is?
A
Rings of hard cartilage insure the airways stays open and doesn’t collapse in (like a straw)
5
Q
There are many small hairs called cilia lining the tubes of bronchioles. What are they for?
A
Cilia catch dirt and bacteria.
