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Praxis Middle School Science: Human Body Systems Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. Which of the following is a true statement about bones?

Question 2 2. High tensile strength is a characteristic of:

Question 3 3. The circulation of blood from the right side of the human heart to the lungs and back to the heart completes which circuit?

Question 4 4. If a sample of blood is deoxygenated, where is it likely to be found in the circulatory system of the human body?

Question 5 5. Connective tissues are cells that are surrounded by an extracellular matrix or non-cellular material. Which of the following is NOT part of an extracellular matrix?

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Question 6 6. Which of the following explains how a person straightens his arm at the elbow?

Question 7 7. Which of the following is NOT a feature of alveoli?

Question 8 8. Which term do we use to describe the region of the body that contains an animal's head?

Question 9 9. Which of the following is FALSE about synapses?

Question 10 10. What are true tissues?

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Question 11 11. In the lungs, after oxygen leaves the air, where does it travel next?

Question 12 12. Which of the following is not true of cardiac muscle?

Question 13 13. Why would damaged epithelium be covered with a bandage?

Question 14 14. Which of the following explains how the kidney concentrates urea in the renal tubules?

Question 15 15. Which of the following is smallest in size?

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Question 16 16. Which extracellular matrix material is found in both Fibrous Connective Tissue and Loose Connective Tissue?

Question 17 17. Which of the following explains why humans are unable to absorb enough oxygen through their skin?

Question 18 18. Which of the following BEST explains how a muscle cell exerts force?

Question 19 19. What is the purpose of the systemic circuit of the human body?

Question 20 20. Which of the following is NOT a function of an epithelial tissue?

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Question 21 21. Which best describes an animal's body plan?

Question 22 22. Membrane depolarization is caused by _____.

Question 23 23. A young person comes into a doctor's office with severe arthritis in his joints, floppy-looking ears and a strangely shaped nose. Based only on these three observations, what type of connective tissue is functioning abnormally in this person?

Question 24 24. What is the job of the human body's pulmonary circuit?

Question 25 25. Fat is a very specialized type of loose connective tissue called adipose tissue. Which of the following is NOT a function of fat?

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Question 26 26. Sodium-potassium pumps help maintain membrane polarization by _____.

Question 27 27. Which of the following is NOT a characteristic of multicellular organisms?

Question 28 28. Which of the following is the best statement about the function of neurons?

Question 29 29. Which of the following is NOT filtered out of the glomerular capillaries?

Question 30 30. How do you know that the process of trapping particles in mucus in the lungs is helpful?

Praxis Middle School Science: Human Body Systems Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Praxis Middle School Science (5440): Practice & Study Guide  /  Science Courses
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