Absorption of Materials Flashcards

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1
Q

State 2 things a cell requires for respiration.

A

oxygen and glucose

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2
Q

Name a waste material produced by cells that must be removed from the body.

A

carbon dioxide

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3
Q

What 3 things do the surfaces that are involved in the absorption of materials have in common?

A

a) large surface area
b) thin walls
c) good blood supply

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4
Q

Name the part of the lungs where gas exchange takes place.

A

alveoli

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5
Q

Name the gas that moves from the alveoli into the blood.

A

oxygen

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6
Q

Name the gas that moves from the blood into the alveoli?

A

carbon dioxide

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7
Q

Where in the digestive system are nutrients from food absorbed into the blood?

A

small intestine

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8
Q

Name the structure found within the small intestine that increase the surface area.

A

villi

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9
Q

Name the 2 types of food that are absorbed straight into the capillaries in the villi.

A

a) glucose

b) amino acids

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10
Q

Name the 2 products of fat digestion that are absorbed into the lacteal in the villi.

A

a) fatty acids

b) glycerol

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11
Q

Name the vessel within the villi that absorb the products of fat digestion.

A

The lacteal

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