Alveolar Cells and Blood Supply to Lungs Flashcards Preview

SCT1 Physiology Module 7 > Alveolar Cells and Blood Supply to Lungs > Flashcards

Flashcards in Alveolar Cells and Blood Supply to Lungs Deck (8):
1

Simple squamous epithelium cells for gas exchange and fluid secretion in the lungs are known as what?

ALVEOLAR CELLS

2

The fluid secreted from alveolar cells contains ____________ which reduces the surface tension of the fluid, which reduces the tendency of alveoli to collapse.

SURFACTANT

3

Alveolar ______________ remove dust.

MACROPHAGES

4

Within alveoli, _____________ make reticular and elastic fibres.

FIBROBLASTS

5

What are alveoli are surrounded by?

CAPILLARIES

6

Gas exchanges happen through simple __________ across the alveolar and capillary walls, which together for the respiratory membrane.

DIFFUSION

7

Lungs get oxygen from the air, into the _________.

BLOOD

8

Lungs get __________ ___________ from the blood, and return it to the air.

CARBON DIOXIDE