Practice Gas Exchange and Transport - 1.3.3 | The Body 3 – Health & Physiology | IB MYP Grade 8 Physical and Health Education
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1.3.3 - Gas Exchange and Transport

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What percentage of oxygen is transported by hemoglobin?

💡 Hint: Think about how our blood carries oxygen.

Question 2

Easy

What is the primary method of carbon dioxide transport?

💡 Hint: Recall how CO2 is converted in the blood.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What percentage of oxygen is transported by hemoglobin?

  • 90%
  • 98%
  • 100%

💡 Hint: Think about the role of red blood cells.

Question 2

True or False: 70% of carbon dioxide is transported as bicarbonate.

  • True
  • False

💡 Hint: Consider how CO2 interacts with blood.

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Analyze the impact of high altitude on hemoglobin's oxygen transport efficiency. Include physiological adaptations.

💡 Hint: Consider how the body responds over time to sustained low oxygen levels.

Question 2

Discuss the implications of excessive acid build-up in the blood (acidosis) on oxygen transport and delivery during intense exercise.

💡 Hint: Think about how lactic acid impacts exercise.

Challenge and get performance evaluation