This quiz works best with JavaScript enabled. Home > Science > Biology > Skeletal System – Quiz 31 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Skeletal System Quiz 31 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Major quantities of calcium and phosphorus compounds are stored in the skeleton for later use. Calcium and phosphorus make bones soft. Large amounts of calcium and phosphorus compounds are stored in the skeleton for later use. Calcium and phosphorus soften bones. A) True True. B) False False. Show Answer Correct Answer: B) False False. 2. Fibrous joints are classified as: A) Hinge, saddle, and ellipsoidal. B) Sutures, ellipsoidal, pivot. C) Symphysis, sacroiliac, and articular. D) Pivot, hinge, and ball and socket. E) None of these. Show Answer Correct Answer: E) None of these. 3. The prime mover in dorsiflexion A) Gastrocnemius. B) Tibialis anterior. C) Quadriceps femoris. D) Hamstrings. Show Answer Correct Answer: B) Tibialis anterior. 4. A human has around ..... bones at birth. A) 206. B) 270. C) 400. D) 400. Show Answer Correct Answer: B) 270. 5. Which bone is the longest and strongest of the human body? A) Femur. B) Humorous. C) Gluteus maximus. D) Skull. Show Answer Correct Answer: A) Femur. 6. What structures connect muscles to bones? A) Ligaments. B) Myofibrils. C) Fascicles. D) Tendons. Show Answer Correct Answer: D) Tendons. 7. Lightweight (less dense) bone filled with open spaces located at the ends of the long bones are called ..... A) Spongy bone. B) Compact bone. C) Cartilage. D) Red Marrow. Show Answer Correct Answer: A) Spongy bone. 8. A closed fracture is: A) Simple. B) Compound. Show Answer Correct Answer: A) Simple. 9. The joint present in the elbow is A) Ball and socket. B) Hinge. C) Pivot. D) Gliding. Show Answer Correct Answer: B) Hinge. 10. The flexibility of bone is due to A) Osteoclasts. B) Ligaments. C) Calcium salts. D) Collagen fibers. Show Answer Correct Answer: D) Collagen fibers. 11. What type of muscle tissue has numerous nuclei within each cell? A) Visceral smooth muscle. B) Cardiac Muscle. C) Skeletal muscle. D) Multiunit smooth muscle. Show Answer Correct Answer: C) Skeletal muscle. 12. What classification of bone are the radius and ulna? A) Long Bone. B) Short Bone. C) Flat Bone. D) Irregular Bone. Show Answer Correct Answer: A) Long Bone. 13. ..... causes a Swiss-cheese appearance of the bone. A) Osteoporosis. B) Osteomyelitis. C) Osteoarthritis. D) Osteomalacia. Show Answer Correct Answer: A) Osteoporosis. 14. Ossification is ..... A) The process of development from cartilage to bone. B) When you fracture a bone. C) A disease where you don't have enough calcium. D) Something old people develop. Show Answer Correct Answer: A) The process of development from cartilage to bone. 15. Also known as avascular necrosis or aseptic necrosis, occurs when there is a disruption to a bone's blood flow, leading to bone tissue death A) Paget's disease. B) Osteonecrosis. C) Osteomyelitis. D) Osteoporosis. Show Answer Correct Answer: B) Osteonecrosis. 16. Which bone is also known as the shoulder blade? A) Spatula. B) Clavicle. C) Scapula. D) Sternum. Show Answer Correct Answer: C) Scapula. 17. The ..... protects the brain. A) Ligaments. B) Joints. C) Ribs. D) Skull. Show Answer Correct Answer: D) Skull. 18. Carpals and Tarsals are considered ..... A) Long bones. B) Short bones. C) Flat bones. D) Irregular bones. Show Answer Correct Answer: B) Short bones. 19. Your ..... and bones need to work together for you to move. A) Muscles. B) Organs. Show Answer Correct Answer: A) Muscles. 20. What does the term 'malacia' mean? A) Surgical puncture to remove fluid. B) To bind, tie together. C) Softening. D) Surgical removal, excision. Show Answer Correct Answer: C) Softening. ← 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