This quiz works best with JavaScript enabled. Home > Science > Biology > Skeletal System – Quiz 74 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Skeletal System Quiz 74 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the purpose of the spinal cord in the skeletal system? A) To provide structural support for the body. B) To regulate body temperature. C) To produce red blood cells. D) The purpose of the spinal cord in the skeletal system is to transmit nerve signals between the brain and the rest of the body, allowing for movement and sensation. Show Answer Correct Answer: D) The purpose of the spinal cord in the skeletal system is to transmit nerve signals between the brain and the rest of the body, allowing for movement and sensation. 2. ..... is the strongest and longest bone in the body. A) Thigh bone. B) Chest bone. C) Shoulder bone. D) The backbone. Show Answer Correct Answer: D) The backbone. 3. The ulna is on the medial(pinky) side? A) True. B) False. C) Maybe. D) I don't know. Show Answer Correct Answer: A) True. 4. Skin barrier protects you from A) Bacteria, changing temperatures, and chemical exposure. B) Bacteria, digestion, and chemical exposure. C) Insects, color fights, and flowers. D) None of above. Show Answer Correct Answer: A) Bacteria, changing temperatures, and chemical exposure. 5. Why are joints very important to our body? A) They provide nutrition for us to be strong. B) They allow movement and flexibility of the body. C) They can get rid of toxic materials from our body. D) They can protect us from getting infection. Show Answer Correct Answer: B) They allow movement and flexibility of the body. 6. Ulna/o A) The lower arm bone that lines up with your pinky. B) Heel. C) Skull. D) None of above. Show Answer Correct Answer: A) The lower arm bone that lines up with your pinky. 7. Liam, Elijah, and William are playing a trivia game about bones. They come across a question:What type of bone cell breaks down bone material? A) Osteocyte. B) Lacuna. C) Osteoclast. D) Osteoblast. Show Answer Correct Answer: C) Osteoclast. 8. Which of these is not a function of the skeleton? A) Power. B) Support. C) Shape/Structure. D) Movement. Show Answer Correct Answer: A) Power. 9. How many bones are in an Adult human Skeleton? A) 236. B) 140. C) 206. D) 315. Show Answer Correct Answer: C) 206. 10. The lambdoid suture joins the parietal bone to the ..... A) Frontal bone. B) Occipital bone. C) Other parietal bone. D) Temporal bone. Show Answer Correct Answer: B) Occipital bone. 11. Cells that build new bone cells are caled A) Osteocytes. B) Osteoclasts. C) Osteoblasts. D) Osteophytes. Show Answer Correct Answer: C) Osteoblasts. 12. The inner lining of long bones is the: A) Diaphysis. B) Endosteum. C) Epiphysis. D) Periosteum. Show Answer Correct Answer: B) Endosteum. 13. ..... are mature cells that have become embedded in the bone matrix. A) Osteocytes. B) Osteoblasts. C) Osteoclast. D) Osteogenocytes. Show Answer Correct Answer: A) Osteocytes. 14. 20 A) Fibula. B) Patella. C) Cranium. D) Clavicle. Show Answer Correct Answer: A) Fibula. 15. Whats all the little bones in your finger called A) Carpals. B) Tiny Sticks. C) Phalanges. D) Spider Webs. Show Answer Correct Answer: C) Phalanges. 16. Allows for long bone growth in childhood? A) Epipheseal plate/line. B) Diaphysis lengthening. C) Epiphysis lengthening. D) Cartilage lengthening. Show Answer Correct Answer: A) Epipheseal plate/line. 17. A characteristic of all organisms is that they- A) Create their own food. B) Are unicellular. C) Are made up of one or more cells. D) Have no nucleus. Show Answer Correct Answer: C) Are made up of one or more cells. 18. Which muscle is found in your legs? A) Biceps. B) Deltoids. C) Abdominals. D) Quadriceps. Show Answer Correct Answer: D) Quadriceps. 19. The skull is what classification of joint? A) Pivot. B) Fixed. C) Saddle. D) Gliding. Show Answer Correct Answer: B) Fixed. 20. How many bones does a child have? A) 300. B) 200. C) 156. D) 700. Show Answer Correct Answer: A) 300. ← 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