T2 L1: Morphological Plan of the Upper Limb (CH)
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Questions and Answers

Which bones make up the pectoral girdle?

  • Humerus and radius
  • Scapula and clavicle (correct)
  • Ulna and carpal bones
  • Metacarpals and phalanges
  • Which muscle groups are included in the limb movements?

  • Flexion/Extension
  • Abduction/Adduction
  • Lateral/Medial rotation
  • All of the above (correct)
  • Which joint in the upper limb is saddle-shaped?

  • Carpometacarpal joint (correct)
  • Elbow joint
  • Glenohumeral joint
  • Wrist (radiocarpal) joint
  • How many bones are there in the upper limb?

    <p>57</p> Signup and view all the answers

    Which bone forms the bony prominence at the back of the elbow?

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

    Which muscle compartments are found in the upper limb?

    <p>Extensor versus flexor surfaces</p> Signup and view all the answers

    Which bones make up the wrist and hand?

    <p>Carpal bones and metacarpals</p> Signup and view all the answers

    What is the function of the brachial plexus?

    <p>Nerve innervation</p> Signup and view all the answers

    Which bone forms the major part of the forearm?

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

    Which part of the vertebral column is included in the structures of interest in the upper limb?

    <p>Cervical vertebrae</p> Signup and view all the answers

    Which muscle is responsible for adduction, extension, and medial rotation of the glenohumeral joint?

    <p>Pectoralis major</p> Signup and view all the answers

    Which muscle is responsible for upward rotation of the scapula?

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

    Which muscle originates from the transverse processes of C1-4 and inserts onto the superior angle of the scapula?

    <p>Levator scapulae</p> Signup and view all the answers

    Which muscle retracts and elevates the scapula?

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

    Which muscle group is the most superficial in the back?

    <p>Latissimus dorsi</p> Signup and view all the answers

    Which muscle group is responsible for extending, laterally flexing, and rotating the vertebral column?

    <p>Erector Spinae</p> Signup and view all the answers

    Which ligament resists hyperextension of the vertebral column?

    <p>Anterior longitudinal ligament</p> Signup and view all the answers

    Which ligament reinforces and stabilizes the joints of the vertebral column?

    <p>Ligamentum flava</p> Signup and view all the answers

    Which type of joint allows for weight-bearing and acts as shock absorbers in the vertebral column?

    <p>Secondary cartilaginous joints</p> Signup and view all the answers

    Which joints are responsible for flexion, extension, and rotation in the cervical region of the vertebral column?

    <p>Cervical facet joints</p> Signup and view all the answers

    What is the bony landmark on the lateral side of the humerus called?

    <p>Deltoid tuberosity</p> Signup and view all the answers

    What is the bony base of the elbow called?

    <p>Electron process</p> Signup and view all the answers

    What is the bony landmark on the distal end of the radius called?

    <p>Styloid process</p> Signup and view all the answers

    What is the membrane that holds the radius and ulna together called?

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

    Which bone is located between the shoulder and the elbow in the upper limb?

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

    Which bone is on the thumb side of the forearm?

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

    How many metacarpals are there in the hand?

    <p>5</p> Signup and view all the answers

    Which muscle group in the upper limb is responsible for moving smaller things in more precise ways?

    <p>Muscles in the hand</p> Signup and view all the answers

    What is the topic of the first anatomy lecture?

    <p>The morphological fine of the upper limb</p> Signup and view all the answers

    How many muscles are there in the upper limb?

    <p>57</p> Signup and view all the answers

    What is the name of the nerve complex that will be studied extensively?

    <p>Brachial plexus</p> Signup and view all the answers

    What are the learning outcomes of the anatomy lectures?

    <p>Describing the functional organization of the upper limb and back</p> Signup and view all the answers

    Which joint is known as the Glenohumeral joint?

    <p>The joint between the scapula and the humerus</p> Signup and view all the answers

    Which joint is known as the radial carpal joint?

    <p>The joint between the radius and the all</p> Signup and view all the answers

    Which joint is known as a saddle joint?

    <p>The joint between the first metacarpal and the trapezium</p> Signup and view all the answers

    Which muscles are responsible for flexing the shoulder, elbow, wrist, and fingers?

    <p>The muscles in the anterior compartment of the arm</p> Signup and view all the answers

    Which ligament runs the entire length of the vertebral column in front of the bodies?

    <p>Anterior longitudinal ligament</p> Signup and view all the answers

    What is the function of the ligamentum flavum?

    <p>Resist hyperflexion</p> Signup and view all the answers

    What type of joint is formed by the presence of the intervertebral disc?

    <p>Secondary cartilaginous joint</p> Signup and view all the answers

    What can happen if the anterior longitudinal ligament gets injured in the cervical spine?

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

    Which muscles in the anterior compartment of the forearm have a common origin at the medial epicondyle?

    <p>Flexor muscles of the wrist and fingers</p> Signup and view all the answers

    What is the common origin for the extensor muscles in the posterior aspect of the forearm?

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

    Which muscles are involved in moving the thumb?

    <p>Trainer muscles of the thumb</p> Signup and view all the answers

    Which muscles are involved in moving the baby finger (digit five)?

    <p>High protein arm muscles of the baby finger</p> Signup and view all the answers

    Which type of joint is the pubic symphysis?

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

    What is the function of the intervertebral discs in the lumbar region?

    <p>To absorb shock</p> Signup and view all the answers

    What is the outermost part of the intervertebral disc called?

    <p>Annulus fibrosis</p> Signup and view all the answers

    What happens when there is a disc protrusion or herniation?

    <p>The nucleus pulposus escapes through a crack in the annulus fibrosis</p> Signup and view all the answers

    What causes the nucleus pulposus to pinch on a nerve?

    <p>Injury or trauma to the intervertebral disc</p> Signup and view all the answers

    What is the function of the annulus fibrosis?

    <p>To absorb shock</p> Signup and view all the answers

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