This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Skeletal System – Quiz 23 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Skeletal System Quiz 23 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. How many bones are in your body when you are first born? A) 130. B) 300. C) 200. D) 145. Show Answer Correct Answer: B) 300. 2. Intestines are an organ that helps break down food so that the body can use it for energy. A) True. B) False. Show Answer Correct Answer: A) True. 3. Alice is a dancer and is really good at pointing her toes downward. She is good at performing which muscle movement? A) Flexion. B) Supination. C) Inversion. D) Plantar Flexion. Show Answer Correct Answer: D) Plantar Flexion. 4. The synovial joints are freely movable joints? A) False. B) True. Show Answer Correct Answer: B) True. 5. How many bones are in an average adult? A) 206. B) 405. C) 59. D) 353. Show Answer Correct Answer: A) 206. 6. Which type of bone fills the cavities of spongy bone and creates blood cells? A) Spongy bone. B) Bone marrow. C) Periosteum. D) Compact bone. Show Answer Correct Answer: B) Bone marrow. 7. Made up from tough connective tissue.consist of 2 layers:outer fibrous layer and inner osteogenic layerThis statement above is referring to ..... of bone A) Medulla cavity. B) Endosteum. C) Metaphysis. D) Periosteum. Show Answer Correct Answer: D) Periosteum. 8. After the boney callus is formed when a bone heals, the next step is ..... A) The bone then becomes inflammed. B) The bone is 100% healed. C) The bone begins to remodel. D) The bone doesn't form a callus. Show Answer Correct Answer: C) The bone begins to remodel. 9. Why are collagen fibers a critical component of bone? A) Collagen fibers help trap water in the ECM. B) Collagen fibers help the bone resist compression. C) Collagen fibers act as "glue" to bind components together. D) Collagen fibers help bone resist twisting, pulling, or stretching forces. E) All of the above. Show Answer Correct Answer: D) Collagen fibers help bone resist twisting, pulling, or stretching forces. 10. True or false? The shoulder girdles, arms, pelvic girdle, and legs are all part of the axial skeleton. A) True. B) False. Show Answer Correct Answer: B) False. 11. The skeletal system is made up of ..... bones A) 1000. B) 206. C) 110. D) 26. Show Answer Correct Answer: B) 206. 12. What type of tissue responds to stimulation and contracts to provide movement? A) Muscle. B) Connective. C) Nervous. D) Epithelial. Show Answer Correct Answer: A) Muscle. 13. Fingers and toes A) Metatarsals. B) Metacarpals. C) Phalanges. D) Fibula. Show Answer Correct Answer: C) Phalanges. 14. Your bones produce Red and White blood cells, and bone marrow A) False. B) True. Show Answer Correct Answer: B) True. 15. Which bone cell is responsible to maintaining healthy bone structures? A) Osteocytes. B) Macrophages. C) Osteoclasts. D) Osteoblasts. Show Answer Correct Answer: A) Osteocytes. 16. Cartilagenous bones are found in? A) Thigh. B) Tongue, ear. C) Ear, nose. D) Skull. Show Answer Correct Answer: C) Ear, nose. 17. Enlarged ends of long bones A) Long bone. B) Synovial joint. C) Epiphysis. D) Metaphysis. Show Answer Correct Answer: C) Epiphysis. 18. Bones are organs and is a living tissue. True or false? A) False. B) True. Show Answer Correct Answer: B) True. 19. What is the correct order of living things from smallest to largest? A) Cells, tissues, organs, organ systems, organism. B) Cell, organ system, organs, tissues, organism. C) Cells, organs, tissues, organ systems, organism. D) Cells tissues, organ system, organs, organism. Show Answer Correct Answer: A) Cells, tissues, organs, organ systems, organism. 20. What is the function of red bone marrow? A) Production of blood cells. B) Production of digestive enzymes. C) Transportation of oxygen. D) Storage of fat cells. Show Answer Correct Answer: A) Production of blood cells. 21. What is a dad cattle called? A) Bull. B) Cow. C) Steer. D) Calf. Show Answer Correct Answer: A) Bull. 22. A crab is an example of an ..... A) Exoskeleton. B) Endoskeleton. Show Answer Correct Answer: A) Exoskeleton. 23. Which is NOT a job that bones do? A) Protect the body parts. B) Help the body move. C) Pump blood throughout the body. D) Make a frame for the body. Show Answer Correct Answer: C) Pump blood throughout the body. 24. Cells that build bone are the ..... A) Osteocytes. B) Osteoclasts. C) Osteometrics. D) Osteoblasts. Show Answer Correct Answer: D) Osteoblasts. 25. Which of the following best describes:Syndesmoses A) Joints which form when ligaments connect two or more bones. B) Teeth-like projections from adjacent bone interlock with just a thin layer of fibrous tissue connecting them. C) Unique joints between the root of a tooth and the mandible. Joined by fibrous connective tissue. D) None of above. Show Answer Correct Answer: A) Joints which form when ligaments connect two or more bones. 26. Which mineral is a crucial component of bone mineralization and is essential for maintaining healthy bones during weight-bearing exercise? A) Magnesium. B) Potassium. C) Iron. D) Calcium. Show Answer Correct Answer: D) Calcium. 27. What type of Joint? ANKLE and WRIST A) Gliding Joint. B) Ball and Socket Joint. Show Answer Correct Answer: A) Gliding Joint. 28. The structural/anatomical classification of joints is based ..... A) Range of motion. B) The tissues present. Show Answer Correct Answer: B) The tissues present. 29. Which bone is best for movement/leverage? A) Short. B) Long. C) Irregular. D) Flat. Show Answer Correct Answer: B) Long. 30. The ..... bone is the strongest bone in the body. A) Tibia. B) Ulna. C) Radius. D) Humerous. Show Answer Correct Answer: A) Tibia. 31. The skeletal system works with what other system to create movement? A) Circulatory. B) Digestive. C) Skeletal. D) Muscular. Show Answer Correct Answer: D) Muscular. 32. Red bone marrow produces ..... A) Fat. B) Energy. C) Blood Cells. D) None of above. Show Answer Correct Answer: C) Blood Cells. 33. What is the purpose of bones in the human body? A) To provide support and scaffolding. B) To generate new blood cells. C) To regulate blood calcium levels. D) To store energy as fat. Show Answer Correct Answer: A) To provide support and scaffolding. 34. All of the following diseases may cause muscle atrophy, except: A) Myasthenia gravis. B) Poliomyelitis. C) Neuropathy. D) Guillain-Barre syndrome. Show Answer Correct Answer: A) Myasthenia gravis. 35. A strong tissue that holds bones and moveable joints together is known as ..... A) Ligaments. B) Legs. C) Ligamentoes. D) For diseases. Show Answer Correct Answer: A) Ligaments. 36. Cause:Genetic, Mutation of the gene that produces Type I Collagen. A) Ricketts. B) Achondroplasia. C) Osteomyelitis. D) Osteoporosis. E) Osteogenesis Imperfecta. Show Answer Correct Answer: E) Osteogenesis Imperfecta. 37. 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. 38. ..... is the strongest and longest bone in the body. A) Chest bone. B) Shoulder bone. C) The backbone. D) Thigh bone. Show Answer Correct Answer: C) The backbone. 39. The ulna is on the medial(pinky) side? A) False. B) I don't know. C) Maybe. D) True. Show Answer Correct Answer: D) True. 40. 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. 41. 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. 42. 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) Lacuna. B) Osteocyte. C) Osteoclast. D) Osteoblast. Show Answer Correct Answer: C) Osteoclast. 43. Which of these is not a function of the skeleton? A) Support. B) Movement. C) Shape/Structure. D) Power. Show Answer Correct Answer: D) Power. 44. How many bones are in an Adult human Skeleton? A) 315. B) 206. C) 236. D) 140. Show Answer Correct Answer: B) 206. 45. The lambdoid suture joins the parietal bone to the ..... A) Other parietal bone. B) Occipital bone. C) Temporal bone. D) Frontal bone. Show Answer Correct Answer: B) Occipital bone. 46. Cells that build new bone cells are caled A) Osteocytes. B) Osteophytes. C) Osteoblasts. D) Osteoclasts. Show Answer Correct Answer: C) Osteoblasts. 47. The inner lining of long bones is the: A) Diaphysis. B) Endosteum. C) Periosteum. D) Epiphysis. Show Answer Correct Answer: B) Endosteum. 48. ..... are mature cells that have become embedded in the bone matrix. A) Osteogenocytes. B) Osteocytes. C) Osteoclast. D) Osteoblasts. Show Answer Correct Answer: B) Osteocytes. 49. Whats all the little bones in your finger called A) Phalanges. B) Tiny Sticks. C) Spider Webs. D) Carpals. Show Answer Correct Answer: A) Phalanges. 50. Allows for long bone growth in childhood? A) Diaphysis lengthening. B) Epipheseal plate/line. C) Epiphysis lengthening. D) Cartilage lengthening. Show Answer Correct Answer: B) Epipheseal plate/line. 51. A characteristic of all organisms is that they- A) Create their own food. B) Are made up of one or more cells. C) Are unicellular. D) Have no nucleus. Show Answer Correct Answer: B) Are made up of one or more cells. 52. Which muscle is found in your legs? A) Biceps. B) Quadriceps. C) Deltoids. D) Abdominals. Show Answer Correct Answer: B) Quadriceps. 53. The skull is what classification of joint? A) Gliding. B) Saddle. C) Fixed. D) Pivot. Show Answer Correct Answer: C) Fixed. 54. How many bones does a child have? A) 300. B) 700. C) 156. D) 200. Show Answer Correct Answer: A) 300. 55. What are the five functions of the skeletal system? A) SupportProtectionInsulationTransmitting SignalsBreathing. B) Regulating TempDigestionSupportProtectionCirculation. C) SupportProtectionMovementStorageManufacturing. D) Heat ProductionMovementStorageImmunityManufacturing. Show Answer Correct Answer: C) SupportProtectionMovementStorageManufacturing. 56. The longest bone in the upper limbs. A) Ulna. B) Femur. C) Tibia. D) Humerus. Show Answer Correct Answer: D) Humerus. 57. Bone is what percentage water? A) 26%. B) 50%. C) 4%. D) 20%. Show Answer Correct Answer: B) 50%. 58. The outside layer of connective tissue that surrounds long bones externally is referred to as the: A) Myosteum. B) Endosteum. C) Periosteum. D) Central osteum. Show Answer Correct Answer: C) Periosteum. 59. Increases blood calcium level by stimulating the breakdown of bone tissue. A) Hematopoiesis. B) Calcitonin. C) Parathyroid hormone. D) Red bone marrow. Show Answer Correct Answer: C) Parathyroid hormone. 60. The Skeletal System is only needed to the body's movement. A) False. B) True. Show Answer Correct Answer: A) False. ← PreviousNext →Related QuizzesScience QuizzesGeneral Knowledge QuizzesSkeletal System Quiz 1Skeletal System Quiz 2Skeletal System Quiz 3Skeletal System Quiz 4Skeletal System Quiz 5Skeletal System Quiz 6Skeletal System Quiz 7Skeletal System Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books