This quiz works best with JavaScript enabled. Home > Science > Skeletal System – Quiz 268 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Skeletal System Quiz 268 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the soft flexible tissue that is all over your skeleton adding padding and protection between bones? A) Fat. B) Ligaments. C) Marrow. D) Cartilage. Show Answer Correct Answer: D) Cartilage. 2. How many key bones are found in the arm? A) 8. B) 7. C) 5. D) 2. Show Answer Correct Answer: A) 8. 3. Which muscles work in pairs to allow movement at the knee joint A) Gluteus maximus and gastrocnemius. B) Hamstring and quadricep. C) Gluteus maximus and hamstring. D) Quadriceps and gastrocnemius. Show Answer Correct Answer: B) Hamstring and quadricep. 4. The smallest bone in your body is inside your ear called as Stapes. Which is the biggest bone? A) A rib in your ribcage. B) The thighbone in your leg. C) The jawbone in your skull. D) A wrist bone in your wrist. Show Answer Correct Answer: B) The thighbone in your leg. 5. Where are non-movable joints are found A) Ribcage. B) Skull. C) Hip region. D) Arms. Show Answer Correct Answer: B) Skull. 6. How does an X-ray work? A) The x-ray tells the doctor if you have a broken bone so they can put a cast on it. B) The x-ray sends electronic signals into your body. The signals send a picture back. C) The x-ray is super important. Without the x-ray the doctor couldn't tell if you had a broken bone. D) Light is sent to your body and the hard bone absorbs the light so it is seen in the x-ray picture. Show Answer Correct Answer: D) Light is sent to your body and the hard bone absorbs the light so it is seen in the x-ray picture. 7. There are ..... lumbar vertebra; whereas there are ..... thoracic vertebra. A) 12; 5. B) 12;7. C) 7;5. D) 5;7. E) 5;12. Show Answer Correct Answer: E) 5;12. 8. ..... is the bone which contains almost contains the whole weight of the body A) Femur. B) Vertebra Column. C) Gliding Joint. D) None of above. Show Answer Correct Answer: A) Femur. 9. The first layer of the skin is called ..... A) Dermis. B) Epidermis. C) Subcutaneous. D) None of above. Show Answer Correct Answer: B) Epidermis. 10. Irregular bones have a shape that does not conform to the other types and have various functions. An example is: A) Vertebrae. B) Femur. C) Fibula. D) Sternum. Show Answer Correct Answer: A) Vertebrae. 11. The frontal bone is A) Irregular. B) Flat. C) Long. D) Short. Show Answer Correct Answer: B) Flat. 12. This joint has a convex surface that fits into a concave surface. An example is the elbow joint. A) Pivot joint. B) Hinge joint. C) Ball and socket joint. D) Saddle joint. Show Answer Correct Answer: B) Hinge joint. 13. The electrical signal sent by the nervous system is called a ..... A) Nerve impulse. B) Nerve imprint. C) Hormone. D) Neuron. Show Answer Correct Answer: A) Nerve impulse. 14. The organization of compact bone is centered around the ..... A) Osteon. B) Osteocyte. C) Osteoclast. D) Osteoblast. Show Answer Correct Answer: A) Osteon. 15. How many bones the baby have A) 206. B) 300. C) 308. D) 203. Show Answer Correct Answer: B) 300. 16. Plantar-flexion is defined as A) Moving a part of the body in a circular or conical shape. B) Bending or flexing the toes up, closer to the shin. C) Extending or pointing the toes down, away from the shin. D) Bending movement that decreases the angle between body parts. Show Answer Correct Answer: C) Extending or pointing the toes down, away from the shin. 17. The skeleton of a child and adult is ..... A) 269 & 420. B) 200 & 300. C) 270 & 206. D) 206 & 300. Show Answer Correct Answer: C) 270 & 206. 18. Joint A) Bones that are found in the skull, spinal column and wrist. B) The place where two bones meet. C) Tough fibers which link bones together. D) Bones which have a shaft which contains marrow. Show Answer Correct Answer: B) The place where two bones meet. 19. Muscles that control our organs are called ..... A) Smooth muscles. B) Bumpy muscles. C) Skeletal muscles. D) Bicep muscles. Show Answer Correct Answer: A) Smooth muscles. 20. How can you protect your bones? A) Wear sandals. B) Walk slowly. C) Wear warm clothes. D) Wear a helmet and pads. Show Answer Correct Answer: D) Wear a helmet and pads. ← 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