This quiz works best with JavaScript enabled. Home > Science > Skeletal System – Quiz 213 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Skeletal System Quiz 213 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The adult human body contains ..... bones A) 300. B) 80. C) 126. D) 206. Show Answer Correct Answer: D) 206. 2. The longest bone in the body is ..... A) The Radius. B) The Cranium. C) The Femur. D) The phalanges. Show Answer Correct Answer: C) The Femur. 3. What vitamin is needed by bone for calcium storage A) D. B) C. C) B. D) A. Show Answer Correct Answer: A) D. 4. The gliding joint moves ..... A) With two bones siding past each other. B) In two directions. C) Up and down; forward and back. D) Up and down; all around. Show Answer Correct Answer: A) With two bones siding past each other. 5. What is the function of cartilage in the body? A) Act as a shock-absorber. B) Produce red blood cells. C) Store fat. D) Protect internal organs. Show Answer Correct Answer: A) Act as a shock-absorber. 6. I am the bone cell that 'breaks down bone' by releasing dissolving chemicals. A) Osteoblast. B) Osteoclast. C) Osteocyte. D) Osteomyocyte. Show Answer Correct Answer: B) Osteoclast. 7. Which one of these is NOT a function of the skeleton? A) Movement. B) Blood Cell Production. C) Support. D) Protection from Illness. Show Answer Correct Answer: D) Protection from Illness. 8. A cavity within a bone or other tissue, especially one in the bones of the face or skull connecting with the nasal cavities. A) Sinus. B) Nose. C) Pharynx. D) Larynx. Show Answer Correct Answer: A) Sinus. 9. Alas, poor Yorick, I used to know the name for the eight collective bones that house the human brain. What is it? A) Cranium. B) Skull. C) Mandible. D) Sternum. Show Answer Correct Answer: A) Cranium. 10. Upper jaw bone A) Mandible. B) Maxilla. C) Cranium. D) Metatarsals. Show Answer Correct Answer: B) Maxilla. 11. Limit movement to only one direction ..... A) Saddle Joint. B) Pivot Joint. C) Ball-and-Socket Joint. D) Hinge Joint. Show Answer Correct Answer: D) Hinge Joint. 12. A women may suffer from osteoporosis as she ages due to insufficient of certain hormones and nutrients. What are these hormones and nutrients? A) Oestrogen and sodium. B) Progesterone and calcium. C) Thyroxine and phosphorus. D) Growth hormone and iron. Show Answer Correct Answer: B) Progesterone and calcium. 13. Parathyroid hormone and calcitriol are secreted in response to what? A) Low potassium. B) Low calcium. C) High potassium. D) High calcium. Show Answer Correct Answer: B) Low calcium. 14. Disorder that causes softening of the bones due to Vitamin D deficiency ..... A) Osteoporosis. B) Osteomyelitis. C) Rickets. D) Scoliosis. Show Answer Correct Answer: C) Rickets. 15. The ..... is an arrangement of bones present within the chest region A) Rib cage. B) Spinal cord. Show Answer Correct Answer: A) Rib cage. 16. Which bone cell is able to create new bone tissue? A) Osteon. B) Osteocytes. C) Osteoblasts. D) Osteoclasts. Show Answer Correct Answer: C) Osteoblasts. 17. How many pairs of ribs does the average human adult have? A) 12. B) 10. C) 11. D) 15. Show Answer Correct Answer: A) 12. 18. Bone cells A) Osteocytes. B) Canaliculi. C) Endosteum. D) Articular cartilage. Show Answer Correct Answer: A) Osteocytes. 19. Which of the following is an irregular bone? A) Humerus. B) Ulna. C) Patella. D) Vertebrae. Show Answer Correct Answer: D) Vertebrae. 20. What combines the skeletal system with the muscular system? A) The nervous system. B) The cardiovascular system. C) The endocrine system. D) The musculoskeletal system. Show Answer Correct Answer: D) The musculoskeletal system. ← PreviousNext →Related 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 9Skeletal System Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books