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Intro to sonography > Ch 8 quiz > Flashcards

Ch 8 quiz Flashcards

1
Q

An echo-free structures is described as:

a. Echogenic
b. Sonolucent
c. Heterogeneous
d. Homogeneous

A

B

An sonolucent structure is echo-free

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2
Q

A diffuse disease process is described as:

a. Echogenic
b. Infiltrating
c. Homogeneous
d. Shadowing

A

B

A diffuse disease process like fatty infiltration or metastatic disease are described as infiltrating.

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3
Q

Which of the following terms describe a simple cyst?

a. Echogenic
b. Isoechoic
c. Anechoic
d. Homogeneous

A

c

A simple cyst appears anechoic, with sharp thin margins and posterior acoustic enhancement

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4
Q

A dirty shadow is likely the result of:

a. Air in the duodenum
b. Cholelithiasis
c. Nephrolithiasis
d. Reverberation artifact

A

A

Air bubbles in the duodenum may cause a dirty shadow.

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5
Q

Increased brightness posterior to an anechoic structure is termed:

a. Shadowing
b. Reverberation
c. Enhancement
d. Refraction

A

C

Posterior acoustic enhancement describes an increased brightness posterior to an anechoic structure.

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6
Q

Which of the following is the opposite of echogenic?

a. Isoechoic
b. Hypoechoic
c. Hyperechoic
d. Sonolucent

A

D

Sonolucent (anechoic) is the opposite of echogenic

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7
Q

A completely uniform texture is termed:

a. Homogeneous
b. Heterogeneous
c. Isoechoic
d. Echogenic

A

A

Homogeneous describes a completely uniform texture or composition

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8
Q

A complex mass is described as:

a. Hypoechoic
b. Isoechoic
c. Homogeneous
d. Heterogeneous

A

: D

Heterogeneous describes a complex mass (non-uniform texture of composition).

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9
Q

Another term for sonolucent is:

a. Anechoic
b. Isoechoic
c. Hypoechoic
d. Homogeneous

A

A

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10
Q

A patient lying on the side with the right side up is in the ____________ position.

a. Right lateral decubitus
b. Right posterior oblique
c. Left lateral decubitus
d. Left posterior oblique

A

C

The patient is lying left side down (right side up) in the left lateral decubitus position

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11
Q

The body of the pancreas lies _____ to the splenic vein.

a. Posterior
b. Anterior
c. Lateral
d. Medial

A

B

The pancreatic body lies above (anterior to) the splenic vein

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12
Q

The portal confluence is formed by the splenic vein and the ________________.

a. Inferior mesenteric vein
b. Portal vein
c. Hepatic vein
d. Superior mesenteric vein

A

D

The portal confluence is formed by the splenic vein and the superior mesenteric vein.

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13
Q

. Which artery courses along the anterolateral border of the head of the pancreas?

a. Hepatic
b. Splenic
c. Cystic
d. Gastroduodenal

A

D
The gastroduodenal artery (GDA) courses along the anterolateral border of the head of the pancreas. The GDA is a branch of the hepatic artery.

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14
Q

The transducer typically selected for an ultrasound examination of the thyroid is:

a. 8 to 12 MHz linear
b. 5 to 7 MHz curvilinear
c. 2.5 to 5 MHz curvilinear
d. 2.5 to 5 MHz linear

A

A
A transducer typically selected for an ultrasound examination of superficial structures such as the thyroid gland is 8 to 12 MHz linear.

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15
Q

The role of ultrasound in evaluating the parathyroid glands is primarily to detect:

a. Carcinomas
b. Cysts
c. Adenomas
d. Hemangiomas

A

C

The role of ultrasound in evaluating the parathyroid glands is primarily to detect adenomas

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16
Q

Which one of the following patient preparations is required before an abdominal ultrasound examination?

a. Drink 12 ounces of water 1 hour before the examination.
b. No preparation is needed.
c. Take nothing by mouth for 6 to 8 hours before the examination.
d. Take nothing by mouth for 4 to 6 hours before the examination.

A

C
Nothing by mouth (NPO) for 6 to 8 hours is requested for the patient who is scheduled for an abdominal examination to optimize image quality and diagnosis.

17
Q

The normal thickness of the gallbladder wall in a fasting state is (in mm):

a. 2
b. 3
c. 4
d. 5

A

B

The thickness of the gallbladder wall should not exceed 3 mm in the normal fasting state

18
Q

Wall thickness of the gallbladder should be measured in the ___________ plane.

a. Median
b. Longitudinal
c. Transverse
d. Coronal

A

C
The wall should be measured in the transverse plane at the anterior wall, with the transducer parallel to the anterior wall.

19
Q

Specific indications for a pancreas ultrasound examination include all of the following except:

a. Abdominal pain
b. Abnormal laboratory values
c. Cholecystitis
d. Nephrolithiasis

A

: D

Nephrolithiasis is an indication for a renal ultrasound examination.

20
Q

Which one of the following patient positions is best for imaging the spleen?

a. Prone
b. Right lateral decubitus
c. Semi-erect
d. Supine

A

B

The best position is the right lateral decubitus when compared with the supine position.

21
Q

The texture of the spleen should be compared with that of the _____________.

a. Pancreas
b. Renal cortex
c. Liver
d. Renal hilum

A

C
The liver and spleen have similar echo texture and should be compared with each other. The pancreas is hyperechoic to the liver and spleen; the renal cortex is normally hypoechoic to the liver and spleen; the renal hilum is hyperechoic to the liver and spleen.

22
Q

In a transverse image of the lower pole of the kidney, the psoas muscle lies:

a. Medial
b. Lateral
c. Inferior
d. Anterior

A

A

The psoas muscles lie posterior and medial to the kidneys.

23
Q

The superior mesenteric vein (SMV) courses anterior to the ______________.

a. Head of the pancreas
b. Body of the pancreas
c. Tail of the pancreas
d. Uncinate process of the pancreas

A

D

The SMV courses anterior to the uncinate process of the pancreas

24
Q

Which one of the following transducers is the best for a scrotal ultrasound examination?

a. 7 to 10 MHz linear
b. 8 to 12 MHz curvilinear
c. 8 to 12 MHz linear
d. 5 to 7 MHz sector

A

C

The highest frequency linear transducer should be used for a scrotal examination.

25
Q

Which of the following patient positions are the best for a majority of breast ultrasound examinations?

a. Supine and lateral
b. Shallow oblique and lateral
c. Supine and shallow oblique
d. Supine and steep oblique

A

C
Supine and shallow oblique are the best positions for most breast examinations. A steep oblique or lateral position is used for lateral lesions.

Intro to sonography (11 decks)

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