Transport in humans Flashcards

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1
Q

within the blood, where is food (glucose, amino acids, fat) carried from?

A

small intestine

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2
Q

within the blood, where is food (glucose, amino acids, fat) carried to?

A

all parts of the body

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3
Q

within the blood, where is water carried from?

A

intestines

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4
Q

within the blood, where is water carried to?

A

all parts of the body

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5
Q

within the blood, where is oxygen carried from?

A

lungs

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6
Q

within the blood, where is oxygen carried to?

A

all parts of the body

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7
Q

within the blood, where is carbon dioxide carried from?

A

all parts of the body

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8
Q

within the blood, where is carbon dioxide carried to?

A

lungs

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9
Q

within the blood, where is urea (waster) carried from?

A

liver

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10
Q

within the blood, where is urea (waste) carried to?

A

kidneys

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11
Q

within the blood, where are hormones carried from?

A

glands

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12
Q

within the blood, where are hormones carried to?

A

all around the body to the different target organs affected by the different hormones

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13
Q

what do platelets do?

A

they release chemicals to make the blood clot - closes wounds protecting them from infections

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14
Q

function of red blood cells - why are they bioconcave?

A

increases the rate of diffusion

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15
Q

function of red blood cells - why do they contain haemoglobin?

A

carries oxygen in the cell

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16
Q

function of red blood cells - why do they have no nucleus?

A

maximises volume that can be filled with haemoglobin

17
Q

function of red blood cells - why are they small and flexible?

A

makes it possible for them to get through capillaries (smallest blood vessel)

18
Q

what does plasma transport?

A

nutrients, hormones, food, urea, heat, energy

19
Q

what is plasma like?

A

straw coloured liquid part of the blood, it mainly consists of water which makes it a good solvent

20
Q

what are the two types of white blood cells?

A

phagocytes and lymphocytes

21
Q

what do phagocytes do?

A

engulf pathogens

22
Q

what do lymphocytes do?

A

produce anti bodies