This quiz works best with JavaScript enabled. Home > Science > Biology > Skeletal System – Quiz 333 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Skeletal System Quiz 333 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is a type of connective tissue that produces red and white blood cells? A) Bones. B) Bone marrow. C) Ball and socket. D) Femur. Show Answer Correct Answer: B) Bone marrow. 2. The fused plates in your skull (little/no flexibility) are an example of which type of joint? A) Cartilaginous. B) Fibrous. C) Synovial. D) None of above. Show Answer Correct Answer: B) Fibrous. 3. Interpret the radiological appearances in the image given: A) Donut sign in CT image of Paget's disease. B) Marble sign in MRI image of Paget's disease. C) Cotton ball sign in CT image of Paget's disease. D) Cotton ball sign in MRI image of Paget's disease. Show Answer Correct Answer: C) Cotton ball sign in CT image of Paget's disease. 4. When calcium levels are too high in the blood, which of the following will happen: A) Osteoclasts will be stimulated to start breaking down bone tissue. B) Osteoblasts will be stimulated to start laying extracellular matrix with more calcium in it. C) None of these events will occur. D) Osteocyctes will leave their lacunae and enter the blood stream which restores normal calcium levels. Show Answer Correct Answer: B) Osteoblasts will be stimulated to start laying extracellular matrix with more calcium in it. 5. Where in a long bone are red and yellow bone marrow located? A) Periosteum. B) Medullary cavity. C) Compact bone. D) None of above. Show Answer Correct Answer: B) Medullary cavity. 6. Which bone is responsible for supporting the body's weight when standing? A) Radius. B) Femur. C) Tibia. D) Ulna. Show Answer Correct Answer: B) Femur. 7. Which is not a portion of the appendicular skeleton in a vertebrate animal? A) Ribs. B) Humerus. C) Pelvis. D) Scapula. Show Answer Correct Answer: A) Ribs. 8. Toward the feet A) Inferior. B) Superior. C) Midline. D) Lateral. Show Answer Correct Answer: A) Inferior. 9. Areas within the cranium where the bones have not fused together creating "soft spots" . A) Fontanels. B) Foramina. C) Sutures. D) Sinuses. Show Answer Correct Answer: A) Fontanels. 10. Which of the following actions is caused by contraction of skeletal muscle? A) Contraction of the heart. B) Moving your feet in walking. C) Constriction of blood vessels. D) Movement of food through the digestive tract. Show Answer Correct Answer: B) Moving your feet in walking. 11. It protects the heart and lungs. A) Cartilage. B) Ligaments. C) Ribs. D) Tendons. Show Answer Correct Answer: C) Ribs. 12. Which of these cells are specialized bone cells that regulate mineral homeostasis? A) Osteoblasts. B) Osteoclasts. C) Osteocytes. D) None of above. Show Answer Correct Answer: C) Osteocytes. 13. What's the smallest bone in the body? A) A.Patella-(in the knee). B) A.Stirrup-(in the ear). C) Thigh. D) Teeny. Show Answer Correct Answer: B) A.Stirrup-(in the ear). 14. The function of the ribs is ..... A) To function as the protective organs. B) To breath. C) To protect the internal organs. D) None of above. Show Answer Correct Answer: C) To protect the internal organs. 15. Muscles are attached to bones that allow the body to move in many different ways. A) TRUE. B) FALSE. Show Answer Correct Answer: A) TRUE. 16. Which organ moves food down into the stomach? A) Esophagus. B) Mouth. C) Trachea. D) Vertebrae. Show Answer Correct Answer: A) Esophagus. 17. Muscles help maintain ..... and body position A) Posture. B) Height. C) Weight. D) None of above. Show Answer Correct Answer: A) Posture. 18. A female patient is brought to the emergency room with an injury to her lower leg from an ATV accident. You notice a white tip of a bone protruding through the skin as you cut her pant leg off. Her injury is described as what kind of fracture. A) Comminuted. B) Closed. C) Open. D) Stress. Show Answer Correct Answer: C) Open. 19. Ribs that attach directly to the sternum are called A) True ribs. B) False ribs. C) Floating ribs. D) BBQ ribs. Show Answer Correct Answer: A) True ribs. 20. The root word scoli/o means what A) Pubis. B) Foot. C) Left. D) Crooked. Show Answer Correct Answer: D) Crooked. ← 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