Jessica Phillips
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A Levels Biology (Biology Unit 1) Quiz on Unit 1: Section 4 - Exchange Surfaces and Breathing, created by Jessica Phillips on 03/24/2015.

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Jessica Phillips
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Unit 1: Section 4 - Exchange Surfaces and Breathing

Unit 1: Section 4 - Exchange Surfaces and Breathing

Question 1 of 8

1

What is breathing rate?

Select one of the following:

  • The volume of air in each breath

  • The maximum volume of air that can be breathed in or out

  • How many breaths are taken per unit time

  • The rate at which a person uses up oxygen

Explanation

Question 2 of 8

1

What features do bronchi have?

Select one or more of the following:

  • Large C-shaped pieces of cartilage

  • Smooth muscle

  • Elastic fibres

  • Goblet cells

  • Ciliated epithelium

  • Smaller pieces of cartilage

Explanation

Question 3 of 8

1

What features do the trachea have?

Select one or more of the following:

  • Large C-shaped pieces of cartilage

  • Smooth muscle

  • Elastic fibres

  • Goblet cells

  • Ciliated epithelium

  • Smaller pieces of cartilage

Explanation

Question 4 of 8

1

What features do alveoli have?

Select one or more of the following:

  • Large C-shaped pieces of cartilage

  • Smooth muscle

  • Elastic fibres

  • Goblet cells

  • Ciliated epithelium

  • Smaller pieces of cartilage

Explanation

Question 5 of 8

5

What happens during inspiration?

Select one or more of the following:

  • The intercostal and diaphragm muscles contract

  • The ribcage moves upward and outwards and the diaphragm flattens

  • The volume in the thorax increases

  • The lung pressure decreases

  • Air flows into the lungs

  • The intercostal and diaphragm muscles relax

  • The ribcage moves downwards and inwards and the diaphragm becomes curved

  • The thorax volume decreases

  • The air pressure increases

  • Air is forced out of the lungs

Explanation

Question 6 of 8

1

Air always flows from areas of high pressure to areas of low pressure.

Select one of the following:

  • True
  • False

Explanation

Question 7 of 8

1

When using a spirometer, the total volume of gas in the chamber decreases over time.

Select one of the following:

  • True
  • False

Explanation

Question 8 of 8

5

What happens during expiration?

Select one or more of the following:

  • The intercostal and diaphragm muscles contract

  • The ribcage moves upward and outwards and the diaphragm flattens

  • The volume in the thorax increases

  • The lung pressure decreases

  • Air flows into the lungs

  • The intercostal and diaphragm muscles relax

  • The ribcage moves downwards and inwards and the diaphragm becomes curved

  • The thorax volume decreases

  • The air pressure increases

  • Air is forced out of the lungs

Explanation

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