Positioning Chapter 8

30問 • 1年前

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通報

問題一覧

The anatomy indicated by the arrow on this figure is the

obturator foramen.

The strongest bone in the body is the

femur.

In the anatomic position, the body of the femur is angled _____ degrees.

The hip joint is a _____ joint.

synovial, ball and socket

How far apart should the heels be placed to internally rotate the lower limbs for an AP pelvis?

8 to 10 inches

Where is the IR centered for an AP pelvis?

Midway between the ASIS and the pubic symphysis

Where is the central ray directed for the AP oblique projection (modified Cleaves) of the femoral necks?

1 inch superior to the pubic symphysis

Which of the following best describes the female pelvis? 1. Heavier than the male pelvis 2. Oval inlet 3. Wide outlet

2 and 3

The SI joint is a _____ joint.

synovial irregular, gliding

A malformation of the acetabulum causing displacement of the femoral head is known as

congenital hip dysplasia.

Flattening of the femoral head due to a vascular interruption is known as

Legg-Calvé-Perthes disease.

Increased density of atypically soft bone is known as

osteopetrosis.

Thick, soft bone marked by bowing and fractures is known as

Paget disease.

Which of the following projections can be performed with one exposure if a compensating filter is used?

Axiolateral hip (Danelius-Miller method)

The angle of the SI joints is _____ degrees relative to the midsagittal plane.

25 to 30

The body is placed at what angle for the AP oblique projection (Judet method) of the acetabulum?

45 degrees

How much is the central ray angled for the AP oblique projection (Judet method) of the acetabulum?

0 degrees

What is the central-ray entrance point for the AP oblique projection (Judet method) of the acetabulum?

2 inches inferior to the ASIS

The external oblique position of the AP oblique projection (Judet method) demonstrates the _____ column and _____ rim of acetabulum.

ilioischial; anterior

The AP axial projection (Bridgeman method) requires that the central ray be directed

40 degrees caudad.

What anatomy is labeled as letter C in the image below?

ASIS

What anatomy is labeled as letter H in the image below?

Obturator foramen

What projection and anatomy of interest is depicted in the image below?

AP oblique (modified Cleaves), femoral necks

What positioning error is evident in the image below?

The lower limbs were not internally rotated.

What projection (method) is demonstrated in the image below?

Axiolateral (Danelius-Miller)

What anatomy is labeled as letter A in the image below?

Acetabulum

What anatomy is labeled as letter B in the image below?

Lesser trochanter

What anatomy is labeled as letter C in the image below?

Femoral head

Examine this AP oblique (Judet) image of the right hip obtained with the patient positioned for the internal oblique. What patient position is depicted?

45 degrees LPO

Examine this AP oblique (Judet) image of the right hip obtained with the patient positioned for the internal oblique. What is the anatomy of interest?

Posterior acetabular rim and iliopubic column

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問題一覧

The anatomy indicated by the arrow on this figure is the

obturator foramen.

The strongest bone in the body is the

femur.

In the anatomic position, the body of the femur is angled _____ degrees.

The hip joint is a _____ joint.

synovial, ball and socket

How far apart should the heels be placed to internally rotate the lower limbs for an AP pelvis?

8 to 10 inches

Where is the IR centered for an AP pelvis?

Midway between the ASIS and the pubic symphysis

Where is the central ray directed for the AP oblique projection (modified Cleaves) of the femoral necks?

1 inch superior to the pubic symphysis

Which of the following best describes the female pelvis? 1. Heavier than the male pelvis 2. Oval inlet 3. Wide outlet

2 and 3

The SI joint is a _____ joint.

synovial irregular, gliding

A malformation of the acetabulum causing displacement of the femoral head is known as

congenital hip dysplasia.

Flattening of the femoral head due to a vascular interruption is known as

Legg-Calvé-Perthes disease.

Increased density of atypically soft bone is known as

osteopetrosis.

Thick, soft bone marked by bowing and fractures is known as

Paget disease.

Which of the following projections can be performed with one exposure if a compensating filter is used?

Axiolateral hip (Danelius-Miller method)

The angle of the SI joints is _____ degrees relative to the midsagittal plane.

25 to 30

The body is placed at what angle for the AP oblique projection (Judet method) of the acetabulum?

45 degrees

How much is the central ray angled for the AP oblique projection (Judet method) of the acetabulum?

0 degrees

What is the central-ray entrance point for the AP oblique projection (Judet method) of the acetabulum?

2 inches inferior to the ASIS

The external oblique position of the AP oblique projection (Judet method) demonstrates the _____ column and _____ rim of acetabulum.

ilioischial; anterior

The AP axial projection (Bridgeman method) requires that the central ray be directed

40 degrees caudad.

What anatomy is labeled as letter C in the image below?

ASIS

What anatomy is labeled as letter H in the image below?

Obturator foramen

What projection and anatomy of interest is depicted in the image below?

AP oblique (modified Cleaves), femoral necks

What positioning error is evident in the image below?

The lower limbs were not internally rotated.

What projection (method) is demonstrated in the image below?

Axiolateral (Danelius-Miller)

What anatomy is labeled as letter A in the image below?

Acetabulum

What anatomy is labeled as letter B in the image below?

Lesser trochanter

What anatomy is labeled as letter C in the image below?

Femoral head

Examine this AP oblique (Judet) image of the right hip obtained with the patient positioned for the internal oblique. What patient position is depicted?

45 degrees LPO

Examine this AP oblique (Judet) image of the right hip obtained with the patient positioned for the internal oblique. What is the anatomy of interest?

Posterior acetabular rim and iliopubic column