Respiration Flashcards

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1
Q

Respiration

A

a chemical reaction which happens in every cell in the body to produce energy from nutrient molecules

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2
Q

What is the energy from respiration used for?

A

Muscle contraction Protein synthesis Cell division active transport Keeping body temp. constant

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3
Q

Aerobic respiration

A

The chemical reactions in cells that use oxygen to break down nutrient molecules to release energy

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4
Q

Aerobic respiration equation

A

Glucose + oxygen –> Carbon Dioxide + water

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5
Q

Anaerobic respiration

A

The chemical reactions in cells that break down nutrient molecules to release energy without using oxygen.

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6
Q

Anaerobic respiration equation

A

In humans - glucose –> lactic acid In yeast and plants - glucose –> alchohol + carbon dioxide

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7
Q

Anaerobic respiration balanced equation

A

C6H12O6 –> 2C2H5OH + 2CO2

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8
Q

What is oxygen debt?

A
  • Caused by anaerobic respiration
  • To repay this, lactic acid must be transported to th liver where it is broken down into CO2 and H2O by oxygen
  • This is why after excercise, frequent and deep breaths take place to remove the oxygen dept
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