This quiz works best with JavaScript enabled. Home > Science > Biology > Skeletal System – Quiz 16 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Skeletal System Quiz 16 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The bones ..... our organs. A) Protect. B) Damage. Show Answer Correct Answer: A) Protect. 2. Which of the following functions of the bone helps us sit up, stand, and raise our arms over our heads to ask questions? A) Support. B) Movement. C) Protection. D) Storage and production. E) None of these. Show Answer Correct Answer: A) Support. 3. Food is pushed down the esophagus by muscles that line the alimentary canal. What type of muscle are these? A) Skeletal. B) Smooth. C) Cardiac. D) None of these. Show Answer Correct Answer: B) Smooth. 4. What is located at number 10? A) Sacred. B) Vertebrae. C) Clavicle. D) Scapula. Show Answer Correct Answer: D) Scapula. 5. Connective tissue that sacs lined with synovial membranes that act as cushions in places where friction develops are called A) Ligaments. B) Menisci. C) Tendons. D) Purses. E) None of these. Show Answer Correct Answer: D) Purses. 6. In bones, ..... will be released by the thyroid to remove calcium from the blood, while ..... will be released by the parathyroid to break down bone tissue. A) Thyroxine; parathyroid hormone. B) Calcitonin; thyroxine. C) Thyroxine; growth hormone. D) Calcitonin; parathyroid hormone. Show Answer Correct Answer: D) Calcitonin; parathyroid hormone. 7. The flattened fibrous sac associated with synovial joints is called a what? A) Purse. B) Bursa. C) Tendon Sheath. D) None of above. Show Answer Correct Answer: B) Bursa. 8. Example of a long bone A) Humerus. B) Trapezoid. C) Sternum. D) None of above. Show Answer Correct Answer: A) Humerus. 9. How many bones does the human body have on average? A) 206. B) 300. C) 100. D) 500. Show Answer Correct Answer: A) 206. 10. How many ribs are in the human body? A) 24. B) 12. C) 10. D) 30. Show Answer Correct Answer: A) 24. 11. Yellow bone marrow, composition A) Primarily made up of fatcells and some stem cells. B) Produces red blood cells, whiteblood cells, and platelets. Show Answer Correct Answer: A) Primarily made up of fatcells and some stem cells. 12. What is the main function of Cartilage? A) To prevent bones from rubbing together. B) To protect the joints. C) To bring about movement. D) To store bone marrow. Show Answer Correct Answer: A) To prevent bones from rubbing together. 13. The bones in the cranium are made up of immovable joints called A) Hyoid. B) The Great Hole. C) Sutures. D) Fontanelles. Show Answer Correct Answer: C) Sutures. 14. The term for spinal cord, bone marrow is A) -lysis. B) Cost/o. C) Myel/o. D) Lord/o. Show Answer Correct Answer: C) Myel/o. 15. Bone marrow that stores fats A) Yellow bone marrow. B) Red bone marrow. C) Cartilage. D) Periosteum. Show Answer Correct Answer: A) Yellow bone marrow. 16. Specialized bone cells that carry out the work of building new bone tissue: A) Osteoblasts. B) Osteoclasts. C) Osteocytes. D) Ossification. Show Answer Correct Answer: A) Osteoblasts. 17. These type of bones have roughly equal widths and lengths; cube shaped. A) Long. B) Short. C) Flat. D) Irregular. Show Answer Correct Answer: B) Short. 18. These joints all have a fibrous capsule lined with synovial membrane surrounding a joint cavity A) Fibrous. B) Cartilaginous. C) Synovial. D) None of above. Show Answer Correct Answer: C) Synovial. 19. Which types of muscles are involuntary? A) Cardiac & smooth. B) Cardiac & skeletal. C) Smooth & skeletal. D) Ligament & smooth. Show Answer Correct Answer: A) Cardiac & smooth. 20. Muscular dystrophy A) Begins shortly after birth or before the age of five years. B) Degenerative joint disease. C) Affects lower end of the femur. D) Softening bone. E) Wasting or deterioration of bone density. Show Answer Correct Answer: A) Begins shortly after birth or before the age of five years. ← 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