Human Anatomy Joint Movements Quiz
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Questions and Answers

What type of joint is characterized by surfaces that are concavo-convex and allows for various movements including flexion and abduction?

  • Multiaxial joint
  • Saddle joint (correct)
  • Fibrous joint
  • Plane joint
  • Which factor does NOT affect the stability of joints?

  • Presence of synovial fluid (correct)
  • Muscular support
  • Thickness of the fibrous capsule
  • Shape of the articulating surfaces
  • What is the term for the movement that brings the limb towards the trunk?

  • Adduction (correct)
  • Abduction
  • Circumduction
  • Extension
  • Which type of muscle is responsible for involuntary movements within the body?

    <p>Smooth muscle</p> Signup and view all the answers

    According to Hilton's law, what does the nerve that supplies a muscle acting on a joint also provide?

    <p>A branch to the joint itself</p> Signup and view all the answers

    What type of joint allows for movement around multiple axes and has articulating surfaces that consist of a round head and a cup-shaped concave surface?

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

    Which of the following movements describes a limb rotating laterally around its long axis?

    <p>Lateral rotation</p> Signup and view all the answers

    What limits movement at a joint due to the presence of processes around it?

    <p>Bony factors</p> Signup and view all the answers

    What type of joint is classified as having two bones within a single articular capsule?

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

    Which of the following structures is responsible for secreting and reabsorbing synovial fluid?

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

    What is the primary function of synovial fluid in a synovial joint?

    <p>Lubricates articular surfaces</p> Signup and view all the answers

    Which type of synovial joint allows for movement around a single longitudinal axis?

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

    Which of the following is an example of a complex synovial joint?

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

    What type of synovial joint is characterized by an oval-shaped convex surface moving on a similar concave surface?

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

    Which statement accurately describes intrinsic ligaments in synovial joints?

    <p>They are thickened regions of the fibrous capsule.</p> Signup and view all the answers

    Which type of joint is classified as having more than two articulating bones surrounded by one articular capsule?

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

    What is a primary function of flat bones?

    <p>Provide protection to internal organs</p> Signup and view all the answers

    Which type of bone has a structure that includes air-filled cavities?

    <p>Pneumatic bones</p> Signup and view all the answers

    What characterizes irregular bones?

    <p>They possess no specific shape or form</p> Signup and view all the answers

    What is the role of periosteal vessels in long bones?

    <p>Supply the outer two-thirds of the diaphysis</p> Signup and view all the answers

    During the growth of bones, what happens at the cartilage epiphyses?

    <p>They remain the last part to ossify</p> Signup and view all the answers

    What is the function of sesamoid bones?

    <p>Reduce friction between tendon and underlying bone</p> Signup and view all the answers

    Which of the following is true regarding the nutrient artery?

    <p>It passes through the nutrient foramen</p> Signup and view all the answers

    When do secondary ossification centers typically appear?

    <p>At different ages in different bones</p> Signup and view all the answers

    What is the primary function of spongy bone?

    <p>To store calcium and phosphorus</p> Signup and view all the answers

    Which type of bone is formed from membranous mesenchymal tissue?

    <p>Membranous ossification derived bone</p> Signup and view all the answers

    What distinguishes short tubular bones from long tubular bones?

    <p>Short tubular bones have a single epiphyseal plate</p> Signup and view all the answers

    Which type of ossification involves the transformation of cartilage into bone?

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

    What is the primary characteristic of axial bones?

    <p>They form the axis of the body</p> Signup and view all the answers

    What type of cartilage is present at the epiphyseal plate of growing bones?

    <p>Hyaline cartilage</p> Signup and view all the answers

    Which description best fits compact bone?

    <p>It is dense and forms the outer layer of bones</p> Signup and view all the answers

    What is the main role of the metaphysis in bones?

    <p>To facilitate the growth of bones in length</p> Signup and view all the answers

    What is the primary function of the epiphyseal plate in long bones?

    <p>To promote growth in length</p> Signup and view all the answers

    Which of the following correctly describes the growing ends of the upper limb long bones?

    <p>Upper end of the humerus and lower ends of the radius and ulna</p> Signup and view all the answers

    How do fibrous joints differ from cartilaginous joints?

    <p>Fibrous joints are connected by fibrous tissue while cartilaginous joints are connected by cartilage</p> Signup and view all the answers

    What age do the epiphyses around the elbow generally unite with the shaft?

    <p>16-18 years</p> Signup and view all the answers

    Which type of joint is the gomphosis classified as?

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

    What describes the primary cartilaginous joint?

    <p>It ossifies later and is temporary</p> Signup and view all the answers

    What is the role of periosteum in the growth of long bones?

    <p>It deposits bone to increase thickness</p> Signup and view all the answers

    What happens to the lower end of the femur concerning growth and fusion?

    <p>It fuses with the shaft at age 18-20 years</p> Signup and view all the answers

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