Drugs & Excretion in humans Flashcards

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1
Q

Carbon dioxide is excreted through

A

The lungs

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2
Q

The kidneys excrete

A

urea and excess
water and ions

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3
Q

The function of the glomerulus is

A

ultrafiltration from the blood of water, glucose, urea and
ions.

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4
Q

The function of the nephron

A

reabsorption of all the glucose, some of the ions and
most of the water back into the blood.

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5
Q

Urine contains

A

urea, excess water and excess ions.

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6
Q

Role of liver

A

the assimilation of amino acids by converting them to proteins.

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7
Q

Urea is formed in the

A

liver from excess amino acids.

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8
Q

Deamination

A

emoval of the nitrogen-containing part of amino acids to form urea

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9
Q

Urea is toxic

A

it can lower the pH of the body and denature the enzyme. Denaturing
of enzyme might lead to death of the individual therefore excretion of urea is
important.

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10
Q

Drug

A

any substance taken into the body that modifies or affects chemical reactions
in the body

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11
Q

Antibiotics are used to

A

treat bacterial infections.

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12
Q

Some bacteria are resistant to antibiotics which

A

the effectiveness of
antibiotics.

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13
Q

Antibiotics kill bacteria but do not affect

A

viruses

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14
Q

If antibiotics are taken only when essential they can

A

limit the development of resistant bacteria.

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