The Human Skeletal System Quiz Questions!

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  • 1/20 Questions

    What inorganic compounds do bones store?

    • Nitrogen
    • Calcium
    • Sulfur
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About This Quiz

Explore the intricacies of the human skeletal system with our quiz! Assess your knowledge on bone composition, growth factors, joint types, and more. This quiz is essential for learners interested in human biology and anatomy.

The Human Skeletal System Quiz Questions! - Quiz

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  • 2. 

    An example of the hinge joint is the elbow.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    The hinge joint is a type of joint that allows movement in only one plane, like a door hinge. The elbow joint is a perfect example of a hinge joint, as it allows for flexion and extension movements in the sagittal plane. When we bend or straighten our arm, the hinge joint at the elbow is responsible for this movement. Therefore, the statement "An example of the hinge joint is the elbow" is true.

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  • 3. 

    The femur is located in the leg.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    The femur is indeed located in the leg. The femur is the longest and strongest bone in the human body, and it is commonly known as the thigh bone. It extends from the hip joint to the knee joint and plays a crucial role in supporting the weight of the body and facilitating movement. Therefore, it is accurate to say that the femur is located in the leg.

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  • 4. 

    A ball and socket joint allows movement in one direction:

    • True

    • False

    Correct Answer
    A. False
    Explanation
    A ball and socket joint allows movement in multiple directions. This type of joint consists of a rounded bone (ball) that fits into a cup-like socket, allowing for a wide range of motion. Examples of ball and socket joints in the human body include the shoulder and hip joints. Therefore, the given statement is incorrect.

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  • 5. 

    The humerus is located in the leg:

    • True

    • False

    Correct Answer
    A. False
    Explanation
    The humerus is actually located in the arm, not the leg. It is the long bone in the upper arm that extends from the shoulder to the elbow.

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  • 6. 

    What connects two bones together at a joint?

    • Cartilage

    • Ligaments

    • Bone marrow

    Correct Answer
    A. Ligaments
    Explanation
    Ligaments connect two bones together at a joint. They are strong bands of fibrous connective tissue that provide stability and support to the joint, preventing excessive movement or dislocation. Unlike cartilage, which is a smooth and flexible tissue that covers the ends of bones, ligaments specifically serve the purpose of joining bones and maintaining the integrity of the joint. Bone marrow, on the other hand, is a soft tissue found inside the bone that produces blood cells.

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  • 7. 

    The pelvic girdle consists of two large coxal bones.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    The pelvic girdle is indeed composed of two large coxal bones. These bones, also known as hip bones, are located on each side of the body and are connected to the sacrum at the back. They form the structure that supports the lower limbs and provide stability to the pelvis. Each coxal bone consists of three fused bones: the ilium, ischium, and pubis. Together, these bones create a strong and stable foundation for the pelvis, making the statement "The pelvic girdle consists of two large coxal bones" true.

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  • 8. 

    What are the spaces in spongy bone filled with?

    • Lipids

    • Cartilage

    • Red Bone Marrow

    Correct Answer
    A. Red Bone Marrow
    Explanation
    The spaces in spongy bone are filled with red bone marrow. Red bone marrow is responsible for producing red blood cells, white blood cells, and platelets. It is rich in blood vessels and contains hematopoietic stem cells, which are responsible for the production of new blood cells. Therefore, the presence of red bone marrow in the spaces of spongy bone is essential for the production and maintenance of blood cells in the body.

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  • 9. 

    What type of joints are separated by a cavity?

    • Fibrous

    • Synovial

    • Cartilaginous

    Correct Answer
    A. Synovial
    Explanation
    Synovial joints are separated by a cavity. This is because synovial joints are characterized by the presence of a synovial cavity, which is filled with synovial fluid. This fluid helps to lubricate the joint, reducing friction and allowing for smooth movement between the articulating bones. Therefore, the correct answer is synovial.

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  • 10. 

    What are bones capped by?

    • Cartilage

    • Calcium deposits

    • Endodermis

    Correct Answer
    A. Cartilage
    Explanation
    Bones are capped by cartilage. Cartilage is a flexible connective tissue that covers the ends of bones in joints, providing cushioning and reducing friction during movement. It acts as a shock absorber and allows for smooth articulation between bones. This helps to protect the bones from wear and tear, as well as maintain the structural integrity of the joints. Calcium deposits and endodermis are not correct answers as they do not cap bones.

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  • 11. 

    A Hinge joint allows rotational movement.

    • True

    • False

    Correct Answer
    A. False
    Explanation
    A Hinge joint allows movement in only one direction, like a door hinge. It does not allow rotational movement.

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  • 12. 

    What type of joints are immovable?

    • Fibrous

    • Cartilaginous

    • Synovial

    Correct Answer
    A. Fibrous
    Explanation
    Fibrous joints are immovable because they are connected by dense connective tissue, such as collagen fibers, which allow for minimal to no movement between the bones. These joints provide stability and support to the skeletal system. In contrast, cartilaginous joints allow for limited movement, while synovial joints are freely movable.

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  • 13. 

    Which contains the most osteons?

    • Spongy bone

    • Compact bone

    • They are equal

    Correct Answer
    A. Compact bone
    Explanation
    Compact bone contains the most osteons. Osteons are the structural units of compact bone and are responsible for providing strength and support to the bone. Compact bone is dense and forms the outer layer of bones, while spongy bone is less dense and found in the inner layer. Since compact bone is denser and forms a solid structure, it contains a higher number of osteons compared to spongy bone. Therefore, compact bone contains the most osteons.

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  • 14. 

    The tibia and fibula are located in the ankle area.

    • True

    • False

    Correct Answer
    A. True
    Explanation
    The tibia and fibula are indeed located in the ankle area. These are two bones in the lower leg that run parallel to each other. The tibia, also known as the shinbone, is the larger and stronger of the two bones and bears most of the body's weight. The fibula is a thinner bone that runs alongside the tibia and provides support and stability to the leg. Together, these bones help to form the ankle joint and play a crucial role in movement and weight-bearing.

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  • 15. 

    What is the rate of bone growth controlled by?

    • Hormones

    • Cartilaginous Cells

    • Red blood cell production

    Correct Answer
    A. Hormones
    Explanation
    Bone growth is controlled by hormones. Hormones such as growth hormone, thyroid hormone, and sex hormones play a crucial role in regulating bone growth. Growth hormone stimulates the production of insulin-like growth factor (IGF-1), which promotes the proliferation and differentiation of cartilage cells in the growth plates of bones. Thyroid hormone is important for normal bone development and maintenance. Sex hormones, such as estrogen and testosterone, also influence bone growth and density. These hormones regulate the activity of osteoblasts and osteoclasts, the cells responsible for bone formation and resorption. Therefore, hormones are essential for the rate of bone growth.

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  • 16. 

    What type of joints exists between vertebrae?

    • Synovial

    • Fibrous

    • Cartilaginous

    Correct Answer
    A. Cartilaginous
    Explanation
    Cartilaginous joints exist between vertebrae. These joints are formed by a layer of cartilage that connects the adjacent vertebrae. They allow for limited movement and provide stability and support to the spine. Unlike synovial joints, which have a fluid-filled joint cavity and allow for a wide range of movement, cartilaginous joints have no joint cavity and allow for only slight movement. Fibrous joints, on the other hand, are found in the skull and are immovable.

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  • 17. 

    The ulna is the more prominent of the bones in the arm.

    • True

    • False

    Correct Answer
    A. False
    Explanation
    The statement that the ulna is the more prominent of the bones in the arm is incorrect. In fact, the ulna is the smaller and less prominent bone compared to the radius in the arm. The radius is located on the thumb side of the forearm and is larger and longer than the ulna. It is responsible for most of the rotation of the forearm, while the ulna mainly provides stability and support.

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  • 18. 

    Check all the properties of the rib cage:

    • Connected to femur

    • There are twelve pairs of ribs

    • Swing out and up on inspiration; down and in on expiration

    • Supports head and trunk

    • Protects heart and lungs

    Correct Answer(s)
    A. There are twelve pairs of ribs
    A. Swing out and up on inspiration; down and in on expiration
    A. Protects heart and lungs
    Explanation
    The rib cage has twelve pairs of ribs, which is a characteristic property of the rib cage. Additionally, the ribs swing out and up on inspiration, and down and in on expiration, which is another property of the rib cage. Lastly, the rib cage protects the heart and lungs, which is another important function of the rib cage.

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  • 19. 

    Check all of the properties of the vertebral column:

    • Direct or Indirect support for all parts of body

    • Protects spinal cord

    • Major bones are parietal bone, maxilla, and sternum

    • Made up of vertebrae

    • Protects the heart and lungs

    Correct Answer(s)
    A. Direct or Indirect support for all parts of body
    A. Protects spinal cord
    A. Made up of vertebrae
    Explanation
    The correct answer includes the properties of the vertebral column that are supported by the given options. The vertebral column provides direct or indirect support for all parts of the body, as it serves as the main structural support for the entire skeleton. It also protects the spinal cord, which is housed within the vertebral canal formed by the vertebrae. Lastly, the vertebral column is made up of individual vertebrae, which are stacked on top of each other to form the spine. The other options mentioned in the question are incorrect as they do not describe properties of the vertebral column.

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  • 20. 

    Check all of the properties of the Skull:

    • Protects the brain

    • Provides direct or indirect support for all parts of the body

    • Contains sinuses

    • Contains temporal bone, mandible bone, and zygomatic arch

    • Allows the passage of air in and out of the body

    Correct Answer(s)
    A. Protects the brain
    A. Contains sinuses
    A. Contains temporal bone, mandible bone, and zygomatic arch
    Explanation
    The skull is a bony structure that protects the brain from external trauma. It also contains sinuses, which are air-filled spaces that help to lighten the weight of the skull. Additionally, the skull consists of various bones including the temporal bone, mandible bone, and zygomatic arch, which provide structural support and form the framework of the face. The skull does not directly allow the passage of air in and out of the body, as this function is primarily performed by the respiratory system.

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  • Current Version
  • Mar 21, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Jun 01, 2011
    Quiz Created by
    Paul_L
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