Positioning Chapter 6

55問 • 1年前

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通報

問題一覧

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

shoulder girdle

The acromial extremity of the clavicle articulates with the

acromion of the scapula

The sternal extremity of the clavicle articulates with the

manubrium

The thickest part of the body of the scapula is the

lateral angle

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

superior angle

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

inferior angle

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

Coracoid process

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

surgical neck.

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

greater tubercle

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

bursae

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

Scapulohumeral

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

synovial; ball and socket

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

long

The scapula is classified as a(n) bone.

flat

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

glenoid cavity

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

All of the joints of the shoulder girdle are

synovial, freely movable.

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

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

superior rotation

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

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

10 x 12 inches (24 x 30 cm)

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

suspended

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

perpendicular to the IR

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

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

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

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

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

Greater tubercle

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

AP, neutral rotation

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

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

neutral position

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

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

Lesser tubercle

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

internal rotation.

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

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

Surgical neck

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

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

full inspiration

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

0 degrees.

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

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

3 inches

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

90 degrees

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

Exteral rotation

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

15 to 30 degrees horizontally

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

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

RAO or LAO

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

dislocations.

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

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

0 degrees

The part identified on the clavicle in this figure is the

acromial extremity.

The part identified by the arrow in this figure is the

acromion

The part identified by the arrow in this figure is the

inferior angle.

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

coracoid process.

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

glenoid cavity.

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

lesser tubercle.

The depression identified in this figure is called the

intertubercular groove.

The projection of the shoulder demonstrated in this figure is the

inferosuperior axial (Lawrence).

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Positioning Chapter 1

ユーザ名非公開 · 35問 · 1年前

Positioning Chapter 1

35問 • 1年前

ユーザ名非公開

Positioning Chapter 2

ユーザ名非公開 · 100問 · 1年前

Positioning Chapter 2

100問 • 1年前

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Positioning Chapter 3

ユーザ名非公開 · 88問 · 1年前

Positioning Chapter 3

88問 • 1年前

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Positioning Chapter 4

ユーザ名非公開 · 31問 · 1年前

Positioning Chapter 4

31問 • 1年前

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Positioning Chapter 5

ユーザ名非公開 · 93問 · 1年前

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93問 • 1年前

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Positioning Chapter 7

ユーザ名非公開 · 50問 · 1年前

Positioning Chapter 7

50問 • 1年前

ユーザ名非公開

問題一覧

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

shoulder girdle

The acromial extremity of the clavicle articulates with the

acromion of the scapula

The sternal extremity of the clavicle articulates with the

manubrium

The thickest part of the body of the scapula is the

lateral angle

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

superior angle

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

inferior angle

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

Coracoid process

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

surgical neck.

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

greater tubercle

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

bursae

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

Scapulohumeral

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

synovial; ball and socket

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

long

The scapula is classified as a(n) bone.

flat

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

glenoid cavity

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

All of the joints of the shoulder girdle are

synovial, freely movable.

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

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

superior rotation

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

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

10 x 12 inches (24 x 30 cm)

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

suspended

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

perpendicular to the IR

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

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

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

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

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

Greater tubercle

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

AP, neutral rotation

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

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

neutral position

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

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

Lesser tubercle

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

internal rotation.

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

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

Surgical neck

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

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

full inspiration

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

0 degrees.

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

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

3 inches

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

90 degrees

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

Exteral rotation

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

15 to 30 degrees horizontally

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

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

RAO or LAO

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

dislocations.

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

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

0 degrees

The part identified on the clavicle in this figure is the

acromial extremity.

The part identified by the arrow in this figure is the

acromion

The part identified by the arrow in this figure is the

inferior angle.

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

coracoid process.

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

glenoid cavity.

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

lesser tubercle.

The depression identified in this figure is called the

intertubercular groove.

The projection of the shoulder demonstrated in this figure is the

inferosuperior axial (Lawrence).