Alvoeli Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Adaptions

A

Large surface area
Moist lining for dissolving gases
Thin walls
Good blood supply

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Gas exchange across alveoli

A

Surrounded by blood vesseles-capillaries

High concertration of 02 in air than blood so 02 diffuses out of air in the alveoli and into blood
C02 diffuses opposite direction.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Absorbing products of digestion

A

Glucose and amino acids absorbed by blood stream from small intestine.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Villi

A

Increase surface area so digested food is absorbed quickly

Single layer of surface Crlls

Good blood supply so quick absorption

How well did you know this?
1
Not at all
2
3
4
5
Perfectly