Biology 3.1.1 How spirometers work

Description

A level Biology (3.1.1 Exchange surfaces) Quiz on Biology 3.1.1 How spirometers work, created by Sam Gunnell on 14/02/2019.
Sam Gunnell
Quiz by Sam Gunnell, updated more than 1 year ago
Sam Gunnell
Created by Sam Gunnell over 5 years ago
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Resource summary

Question 1

Question
When a spirometer is used, a person breaths in and out of an [blank_start]enclosed[blank_end] air [blank_start]chamber[blank_end]
Answer
  • enclosed
  • chamber

Question 2

Question
When a person breaths in, the volume of air in the chamber [blank_start]decreases[blank_end], casusing the float to move [blank_start]down[blank_end]
Answer
  • down
  • decreases

Question 3

Question
As the person breaths out, the volume of air in the chamber [blank_start]increases[blank_end] and the float goes [blank_start]up[blank_end]
Answer
  • up
  • increases

Question 4

Question
The float is attached to a [blank_start]pen[blank_end] which writes onto a peice of paper, so the breaths are recorded as [blank_start]up[blank_end] and [blank_start]down[blank_end] lines on the paper
Answer
  • pen
  • up
  • down

Question 5

Question
[blank_start]Soda[blank_end] [blank_start]lime[blank_end] water is preset so that when the person breaths out, the [blank_start]CO2[blank_end] in the air is absorbed and doesn't go back into the chamber
Answer
  • Soda
  • lime
  • CO2
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