暗記メーカー
ログイン
Positioning Chapter 6
  • ユーザ名非公開

  • 問題数 55 • 9/27/2024

    記憶度

    完璧

    8

    覚えた

    21

    うろ覚え

    0

    苦手

    0

    未解答

    0

    アカウント登録して、解答結果を保存しよう

    問題一覧

  • 1

    The bones that connect the upper limb to the trunk are collectively termed the

    shoulder girdle

  • 2

    The acromial extremity of the clavicle articulates with the

    acromion of the scapula

  • 3

    The sternal extremity of the clavicle articulates with the

    manubrium

  • 4

    The thickest part of the body of the scapula is the

    lateral angle

  • 5

    The _______ is formed by the junction of the superior nd medial scapular borders.

    superior angle

  • 6

    The ________ is formed by the junction of the medial and lateral scapular borders.

    inferior angle

  • 7

    Which palpable structure is located distal and slightly medial to the arcomioclavicular joint?

    Coracoid process

  • 8

    The area of the proximal humerus located directly below the tubercles, which is the site of many fractures, is called the

    surgical neck.

  • 9

    The large, rounded, elevated process prominently located on the lateral surface of the proximal humerus is the

    greater tubercle

  • 10

    The small, synovial fluid-filled sacs, which relieve pressure and reduce friction in the joint tissues, are called

    bursae

  • 11

    What joint is formed by the articulation between the glenoid cavity and head of the humerus?

    Scapulohumeral

  • 12

    The scapulohumeral articulation is classified as a _______ joint, ______ type.

    synovial; ball and socket

  • 13

    The clavicle is classified as a(n) _____ bone.

    long

  • 14

    The scapula is classified as a(n) bone.

    flat

  • 15

    The rounded head on the humerus fits into an oval depression on the lateral aspect of the scapula called the

    glenoid cavity

  • 16

    The lesser tubercle is situated on which surface of the humerus?

    Anterior

  • 17

    All of the joints of the shoulder girdle are

    synovial, freely movable.

  • 18

    Patients often arrive in the radiology department with trauma to the shoulder. Which of the following poistions is recommended for x-ray examination of the shoulder in these patients?

    Upright

  • 19

    All of the following positions of the humerus are commonly used when performing an AP projection of the shoulder, except

    superior rotation

  • 20

    To demonstrate the greater tubercle of the humerus on an AP projection of the shoulder, the epicondyles must be

    parallel with the plane of the IR

  • 21

    What is the recommended exposure field dimensions for the AP projection of the shoulder?

    10 x 12 inches (24 x 30 cm)

  • 22

    The respiration phase for an AP projection of the shoulder should be

    suspended

  • 23

    For an AP projection of the shoulder, the central ray should be directed

    perpendicular to the IR

  • 24

    For an AP projection of the shoulder, the central ray should enter

    1 inch (2.5 cm) inferior to the coracoid process.

  • 25

    For an AP projection of the scapula, the central ray should enter

    2 inches (5 cm) inferior to the coracoid process.

  • 26

    Which of the following is prominently shown in profile on an AP projection of the shoulder with the humerus in external rotation?

    Greater tubercle

  • 27

    The greater tubercle will be partially superimposed over the humeral head on which of the follwoing projections and positions?

    AP, neutral rotation

  • 28

    For an AP projection of the shoulder with the arm in a neutral position, how should the humeral epicondyles be positioned in regards to the IR plane?

    45 degrees

  • 29

    If the patient palces the palm of the hand against the thigh, the humerus will be in

    neutral position

  • 30

    For an AP projection of the shoulder with the humerus in interal rotation, how should the humeral epicondyles be positioned in relation to the IR plane?

    Perpendicular

  • 31

    What structure is prominently shown in profile on a AP projection of the shoulder, interal rotation position?

    Lesser tubercle

  • 32

    If the patient places the back of the hand against the hip, the humerus will be in

    internal rotation.

  • 33

    When the arm cannot be rotated or abducted due to injury, which of these can be used to perform a lateral projection of the shoulder?

    Transthoracic lateral projection, Lawrence method

  • 34

    Where should the center of the IR be positioned for a lateral projection of the shoulder?

    Surgical neck

  • 35

    For a transthoracic lateral projection (Lawerence) of the shoulder, lung detail may be blurred to better visualize the shoulder area. Which exposure time is recommended to blur the lung structures?

    Minimum of 3 seconds

  • 36

    If a breathing techinque cannot be used for the transthoracic lateral projection of the shoulder (Lawrence) the exposure should be mae using

    full inspiration

  • 37

    If the patient can be positioned properly, the central-ray angle for the transthoracic lateral projection (Lawrence) of the shoulder is

    0 degrees.

  • 38

    If the patient cannot elevate the unaffected shoulder for a transthoracic lateral projection (Lawrence) of the shoulder, what central ray orientation is needed?

    10 to 15 degrees cephalad

  • 39

    How far (approximately) should the head, shoulders, and elbow be elevated for the inferosuperior axial projection (Lawrence) of the shoulder?

    3 inches

  • 40

    How far should the arm be abducted for an inferosuperior projection (Lawrence) of the shoulder joint?

    90 degrees

  • 41

    How should the humerus be positioned for an inferosuperior axial projection (Lawrece) of the shoulder joint?

    Exteral rotation

  • 42

    How is the central ray directed for an inferosuperior axial projection (Lawrence) of the shoulder joint?

    15 to 30 degrees horizontally

  • 43

    Which of the follwoing are clearly demonstrated on the inferosuperior axial projection (Lawrence) of the shoulder joint? 1. Proximal humerus 2. Scapulohumeral joint 3. Acromioclavicular articulation

    1, 2 and 3

  • 44

    The PA oblique projection of the shoulder joint (scapular Y) is performed in which of the follwoing positions?

    RAO or LAO

  • 45

    PA oblique projection of the shoulder (scapular Y) is performed to evaluate

    dislocations.

  • 46

    For the PA oblique projection (scapular Y) of the shoulder, the body is rotated so that the midcoronal plane is how many degrees from the IR?

    45 to 60

  • 47

    What is the central ray angle for the PA oblique projection (scapular Y) of the shoulder joint?

    0 degrees

  • 48

    The part identified on the clavicle in this figure is the

    acromial extremity.

  • 49

    The part identified by the arrow in this figure is the

    acromion

  • 50

    The part identified by the arrow in this figure is the

    inferior angle.

  • 51

    The bone part identified by the arrow in this figure is the

    coracoid process.

  • 52

    The bony area identified by the arrow in this figure is the

    glenoid cavity.

  • 53

    The small, rounded, elevated process identified by the arrow in this figure is the

    lesser tubercle.

  • 54

    The depression identified in this figure is called the

    intertubercular groove.

  • 55

    The projection of the shoulder demonstrated in this figure is the

    inferosuperior axial (Lawrence).