BLOOD
Presentation
•
Science
•
7th Grade
•
Practice Problem
•
Easy
Debbie Adams
Used 12+ times
FREE Resource
4 Slides • 4 Questions
1
2
Multiple Choice
Which of the following is not a function of blood?
Distributes oxygen
Removes carbon dioxide
Excretes waste
Prevents blood loss
3
Multiple Choice
Plasma makes up what % of blood
35%
45%
55%
65%
4
Red blood cells are bi-concave disc (doughnut)
Known as ERYTHROCYTES
They have no nucleus
They have a red protein called haemaglobin that attracts oxygen to it
FUNCTION:
CARRY OXYGEN AROUND THE BODY
Red blood cells
5
Multiple Choice
What is the function of a red blood cell?
Clot to prevent blood loss
Carry Oxygen around the body
Fight infection
Warm the body
6
Know as Leucocytes
Larger and less in number than red blood cells
Many different types of white blood cells
FUNCTION:
FIGHT INFECTION AND INVASION OF MICRO ORGANISMS
White blood cells
7
Multiple Choice
What is the function of white blood cells?
Fight infection
Transport oxygen
Prevent blood loss
Transport heat
8
Know as THROMBOCYTES
Tiny parts of a cell
FUNCTION:
TO CLOT THE BLOOD WHEN THERE IS A CUT AND TO PREVENT BLOOD LOSS
Platelets
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