CH 6: Musculoskeletal tissues
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Questions and Answers

What is the primary function of bones in the musculoskeletal system?

  • To produce collagen fibers and mineral salts
  • To provide structure and attachment points for muscles (correct)
  • To facilitate the movement of nutrients and waste
  • To generate energy for bodily functions
  • What is a characteristic that distinguishes cartilage from other tissues?

  • It has a rigid structure
  • It contains nerves
  • It contains blood vessels
  • It does not contain blood vessels or nerves (correct)
  • Which process occurs as a child grows, where cartilage is replaced by bone tissue?

  • Calcification
  • Hydration
  • Ossification (correct)
  • Sedimentation
  • What are the primary components of the mineral salts found in bones?

    <p>Calcium and phosphates</p> Signup and view all the answers

    What is the microscopic structure of bones called, featuring Haversian canals surrounded by lamellae?

    <p>Haversian system</p> Signup and view all the answers

    What is the main role of joints in the musculoskeletal system?

    <p>To facilitate movement between bones</p> Signup and view all the answers

    What is the primary component of cartilage that provides support and flexibility?

    <p>Chondrocytes embedded in a matrix rich in collagen and proteoglycans</p> Signup and view all the answers

    What type of joint allows no movement?

    <p>Fibrous joints</p> Signup and view all the answers

    What is the role of synovial fluid in synovial joints?

    <p>To reduce friction</p> Signup and view all the answers

    What connects muscles to bones?

    <p>Tendons</p> Signup and view all the answers

    What connects bones to other bones?

    <p>Ligaments</p> Signup and view all the answers

    What is the role of antagonistic muscles?

    <p>To control movement by contracting and relaxing</p> Signup and view all the answers

    Which muscle contracts to bend the arm?

    <p>Biceps</p> Signup and view all the answers

    Which type of joint is particularly crucial for free movement in various directions?

    <p>Synovial joints</p> Signup and view all the answers

    How do muscles typically operate in pairs?

    <p>By contracting and relaxing alternately</p> Signup and view all the answers

    Which of the following connective tissues does not contain blood vessels or nerves?

    <p>Cartilage</p> Signup and view all the answers

    Which process occurs in bones as a child grows?

    <p>Ossification</p> Signup and view all the answers

    What is the primary function of joints in the musculoskeletal system?

    <p>Movement</p> Signup and view all the answers

    What is the primary role of bones in the musculoskeletal system?

    <p>Support</p> Signup and view all the answers

    Which type of connective tissue is primarily responsible for connecting muscles to bones?

    <p>Tendons</p> Signup and view all the answers

    What is the role of antagonistic muscles?

    <p>They oppose each other's action</p> Signup and view all the answers

    What is the primary component of cartilage that provides support and flexibility?

    <p>Collagen fibers</p> Signup and view all the answers

    What type of joint provides stability for the spine?

    <p>Cartilaginous joints</p> Signup and view all the answers

    Which structure in the musculoskeletal system connects muscles to bones?

    <p>Tendons</p> Signup and view all the answers

    Which type of joint is encapsulated and contains synovial fluid?

    <p>Synovial joints</p> Signup and view all the answers

    What is the primary role of ligaments in the musculoskeletal system?

    <p>Connect bones to other bones</p> Signup and view all the answers

    Which muscle contracts to straighten the arm?

    <p>Triceps</p> Signup and view all the answers

    What is the primary function of synovial fluid in joints?

    <p>Reducing joint friction</p> Signup and view all the answers

    Which type of joint allows movement between the skull bones?

    <p>Fibrous joints</p> Signup and view all the answers

    What is the main role of antagonistic muscles in the musculoskeletal system?

    <p>Facilitating complex movements</p> Signup and view all the answers

    Which type of joint is characterized by having a fibrocartilaginous disc that allows for smooth movement and shock absorption?

    <p>Symphysis joint</p> Signup and view all the answers

    Which type of joint is found in the spine and provides slight movement?

    <p>Cartilaginous joints</p> Signup and view all the answers

    What is the primary component of mineral salts found in bones that provides them with hardness and flexibility?

    <p>Calcium phosphates</p> Signup and view all the answers

    Which structure in the musculoskeletal system is primarily responsible for connecting muscles to bones and transmitting the force of muscle contractions?

    <p>Tendons</p> Signup and view all the answers

    What connective tissue primarily plays a role in providing joint stability?

    <p>Ligaments</p> Signup and view all the answers

    What is the primary connective tissue component of the matrix that provides cartilage with its ability to resist compressive forces?

    <p>Proteoglycans</p> Signup and view all the answers

    Which muscle contracts to bend the arm, opposing the action of the triceps muscle?

    <p>Biceps brachii</p> Signup and view all the answers

    What is the main role of antagonistic muscles in the musculoskeletal system?

    <p>Enabling smooth and controlled movement</p> Signup and view all the answers

    Which type of joint allows for the greatest degree of freedom and range of motion in various directions?

    <p>Ball-and-socket joint</p> Signup and view all the answers

    Which type of joint is characterized by a flat surface with minimal motion and serves to protect underlying structures?

    <p>Synarthrosis joint</p> Signup and view all the answers

    Which type of joint is encapsulated and contains synovial fluid to reduce friction?

    <p>Synovial joints</p> Signup and view all the answers

    What is the primary function of ligaments in the musculoskeletal system, in addition to connecting bones to other bones?

    <p>Supporting and stabilizing joints</p> Signup and view all the answers

    Which connective tissue primarily connects muscles to bones, allowing for movement?

    <p>Tendons</p> Signup and view all the answers

    What is the main role of joints in the musculoskeletal system?

    <p>Enabling movement in various directions</p> Signup and view all the answers

    Which type of joint allows no movement and is found in the skull bones?

    <p>Fibrous joints</p> Signup and view all the answers

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