This quiz works best with JavaScript enabled. Home > Science > Biology > Skeletal System – Quiz 439 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Skeletal System Quiz 439 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Where is your ulna? A) Upper arm. B) Lower arm. C) Upper leg. D) Lower leg. Show Answer Correct Answer: B) Lower arm. 2. Where is the longest bone in the body located? A) Backbone. B) Thighs. C) Abdomen. D) Arms. Show Answer Correct Answer: B) Thighs. 3. Membrane that lines the medullary canal and keeps the yellow marrow intact A) Diaphysis. B) Epiphysis. C) Periosteum. D) Endosteum. Show Answer Correct Answer: D) Endosteum. 4. Which structure is present in all adolescent long bones? A) Articular cartilage. B) Epiphyseal plate. C) Medullary cavity. D) Diaphysis. Show Answer Correct Answer: B) Epiphyseal plate. 5. The cells responsible for normal destruction of bone tissue (resorption) are A) Osteoclasts. B) Osteoblasts. C) Osteocytes. D) Fibroblasts. E) Osteophages. Show Answer Correct Answer: A) Osteoclasts. 6. The functional unit of the muscle cell is the: A) Sarcomere. B) Osteon. C) Myofilament. D) Muscle fiber. Show Answer Correct Answer: A) Sarcomere. 7. Which of the following hormones stimulates osteoclasts to break down tissue? A) Calcitonin. B) Thyroxine. C) Parathyroid hormone. D) Adrenal hormones. Show Answer Correct Answer: C) Parathyroid hormone. 8. A fracture that results when the bone becomes shorter because the bones are forced together A) Avulsion. B) Communited. C) Oblique. D) Impacted. Show Answer Correct Answer: D) Impacted. 9. The skeletal system supports the body by forming a ..... A) Plate. B) Framework. C) Barrier. D) Column. Show Answer Correct Answer: B) Framework. 10. What are the types of connecting tissues? A) Ligaments. B) Cartilage. C) Tendons. D) All of the above. Show Answer Correct Answer: D) All of the above. 11. The ends of a long bone is properly referred to as the ..... A) Epiphysis. B) Diaphysis. C) Long portion. D) Wide portion. Show Answer Correct Answer: A) Epiphysis. 12. Which of the following is a depression in a bone: A) Fossa. B) Epicondyle. C) Head. D) Line. E) Spine. Show Answer Correct Answer: A) Fossa. 13. The skull consists of ..... bones A) 18. B) 14. C) 50. D) 22. Show Answer Correct Answer: D) 22. 14. Physiology is the A) What. B) How. C) Study of physical rehab. D) Study of pheromones. Show Answer Correct Answer: B) How. 15. What is a small channel or duct in the bone? A) Osteocyte. B) Osteoblast. C) Canals. D) Lamella. Show Answer Correct Answer: C) Canals. 16. John is a toddler and fell on an outstretched arm while running outside. X-rays reveal an incomplete fracture of his radius. What type of fracture does John have? A) Comminuted. B) Compound. C) Dislocation. D) Greenstick. Show Answer Correct Answer: D) Greenstick. 17. What is the functions of a tendon? A) To link bones to bones. B) To link muscles to bones. C) To link muscles to ligaments. D) To bind trhe cells in compact bone closer together. Show Answer Correct Answer: B) To link muscles to bones. 18. Muscles make up ..... % of your body weight. A) 65%. B) 75%. C) 85%. D) 95%. Show Answer Correct Answer: C) 85%. 19. Chest bone is also called as, A) Humerus. B) Vertebrae. C) Sternum. D) Femur. Show Answer Correct Answer: C) Sternum. 20. What is in the center of cells that forms red blood cells? A) Yellow Marrow. B) Blood makers. C) Red Marrow. D) Fat Cells. Show Answer Correct Answer: C) Red Marrow. ← PreviousNext →Related QuizzesScience QuizzesSkeletal System Quiz 1Skeletal System Quiz 2Skeletal System Quiz 3Skeletal System Quiz 4Skeletal System Quiz 5Skeletal System Quiz 6Skeletal System Quiz 7Skeletal System Quiz 8Skeletal System Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books