Large complex organisms have exchange surfaces to obtain food and oxygen. How are exchange surfaces adapted for effectiveness?
Back
Card 7
Front
Describe how gaseous exchange surfaces in the lungs are adapted?
Back
Card 8
Front
Where are the lungs situated?
Back
Card 9
Front
The movement of air into and out of the lungs is known as ventilation. Describe what happens when we breathe in?
Back
Card 10
Front
The movement of air into and out of the lungs is known as ventilation. Describe what happens when we breathe out?
Back
Card 11
Front
Why may someone be unable to get enough oxygen into their bloodstream?
Back
Card 12
Front
The “iron lung” was used for people with polio whom were paralysed where the patient would lie with their chest sealed in a large metal cylinder. Describe the process.
Back
Card 13
Front
What do breathing aids do?
Back
Card 14
Front
Describe how gaseous exchange surfaces in the gut are adapted?
