Lungs Flashcards
1
Q
Bronchi and bronchioles
A
the trachea splits into two bronchi
both bronchi branch into smaller tubes called bronchioles
bronchiole terminal parts (ends), are covered w/ alveoli
bronchus singular
alveolus singular
2
Q
alveoli
A
functional units, hollow sacs for gas exchange occurring w/ the lungs
thin and moist so air can enter the membrane
surrounded by capillaries
3
Q
Bronchi
A
mucus membranes + cartilage rings
4
Q
Bronchioles
A
mucus membranes only
5
Q
lung
A
bronchus + bronchioles + alveoli
6
Q
breathing
A
rib cage and diaphragm
7
Q
inhalation
A
ribs move upward and outward, also the diaphragm pushes down
8
Q
exhalation
A
ribs move downward and inward, also diaphragm pushes up
