Question 1

Hertz measures:

Accepted Answer

A)  cycles per second. 
B)  amplitude of an echo. 
C)  number of waves. 
D)  wavelength. 
A)  cycles per second. 
B)  amplitude of an echo. 
C)  number of waves. 
D)  wavelength. A

Question 2

The frequency for diagnostic ultrasound is in the range of:

Accepted Answer

A)  2 to 30 MHz. 
B)  2 to 30,000 kHz. 
C)  1 to 20 MHz. 
D)  1 to 20,000 kHz. 
A)  2 to 30 MHz. 
B)  2 to 30,000 kHz. 
C)  1 to 20 MHz. 
D)  1 to 20,000 kHz. D

Question 3

Ultrasonic sound waves are:

Accepted Answer

A)  poorly transmitted by liquids. 
B)  poorly transmitted by solids. 
C)  reflected at tissue interfaces. 
D)  constant in speed. 
A)  poorly transmitted by liquids. 
B)  poorly transmitted by solids. 
C)  reflected at tissue interfaces. 
D)  constant in speed. C

Question 4

The exam to evaluate for deep vein thrombosis and venous insufficiency is:

Accepted Answer

A)  duplex sonography. 
B)  endovaginal. 
C)  transabdominal. 
D)  volume scanning. 
A)  duplex sonography. 
B)  endovaginal. 
C)  transabdominal. 
D)  volume scanning.

Question 5

If an echo pattern is similar throughout a structure or mass,it is termed:

Accepted Answer

A)  heterogeneous. 
B)  homogeneous. 
C)  complex. 
D)  anechoic. 
A)  heterogeneous. 
B)  homogeneous. 
C)  complex. 
D)  anechoic.

Question 6

Sound is attenuated by:

Accepted Answer

A)  soft tissue. 
B)  fluid-filled structures. 
C)  most bony structures. 
D)  solid organs. 
A)  soft tissue. 
B)  fluid-filled structures. 
C)  most bony structures. 
D)  solid organs.

Question 7

The velocity of an ultrasound beam is:

Accepted Answer

A)  constant in speed. 
B)  constant for all solids. 
C)  determined by the density of material. 
D)  proportional to frequency cubed. 
A)  constant in speed. 
B)  constant for all solids. 
C)  determined by the density of material. 
D)  proportional to frequency cubed.

Question 8

Which position is used at the beginning of echocardiography exam?

Accepted Answer

A)  45- to 60-degree LPO 
B)  Supine 
C)  Right lateral debuitus 
D)  Left lateral decubitus 
A)  45- to 60-degree LPO 
B)  Supine 
C)  Right lateral debuitus 
D)  Left lateral decubitus

Question 9

Sometimes examinations in the abdominal cavity are difficult to perform because of:

Accepted Answer

A)  air or gas in the gastrointestinal tract. 
B)  bony anatomy. 
C)  tissue differences. 
D)  too much fluid. 
A)  air or gas in the gastrointestinal tract. 
B)  bony anatomy. 
C)  tissue differences. 
D)  too much fluid.

Question 10

A normal liver scan should have an _____ echo pattern.

Accepted Answer

A)  hyperechoic 
B)  hypoechoic 
C)  homogeneous 
D)  heterogeneous 
A)  hyperechoic 
B)  hypoechoic 
C)  homogeneous 
D)  heterogeneous

Question 11

The propagation speed of sound in soft tissue is _____ m/s.

Accepted Answer

A)  150 
B)  330 
C)  1020 
D)  1540 
A)  150 
B)  330 
C)  1020 
D)  1540

Question 12

A full bladder is used for imaging the female pelvis as a sonic window and to also:

Accepted Answer

A)  flatten the vagina. 
B)  reposition the intestines laterally. 
C)  distend the uterus. 
D)  flatten the ovaries. 
A)  flatten the vagina. 
B)  reposition the intestines laterally. 
C)  distend the uterus. 
D)  flatten the ovaries.

Question 13

Routine obstetric screening exams are usually requested between _____ gestational weeks.

Accepted Answer

A)  8 and 12 
B)  12 and 16 
C)  16 and 24 
D)  24 and 30 
A)  8 and 12 
B)  12 and 16 
C)  16 and 24 
D)  24 and 30

Question 14

The echo pattern of a cyst can be referred to as:

Accepted Answer

A)  echogenic. 
B)  anechoic. 
C)  hyperechoic. 
D)  hypoechoic. 
A)  echogenic. 
B)  anechoic. 
C)  hyperechoic. 
D)  hypoechoic.

Question 15

The principle on which the ultrasound transducer operates is the _____ effect.

Accepted Answer

A)  photoelectric 
B)  crystalline 
C)  piezoelectric 
D)  transducer 
A)  photoelectric 
B)  crystalline 
C)  piezoelectric 
D)  transducer

Exam 28: Diagnostic Medical Sonography

Hertz measures:

The frequency for diagnostic ultrasound is in the range of:

Ultrasonic sound waves are:

The exam to evaluate for deep vein thrombosis and venous insufficiency is:

If an echo pattern is similar throughout a structure or mass,it is termed:

Sound is attenuated by:

The velocity of an ultrasound beam is:

Which position is used at the beginning of echocardiography exam?

Sometimes examinations in the abdominal cavity are difficult to perform because of:

A normal liver scan should have an _____ echo pattern.

The propagation speed of sound in soft tissue is _____ m/s.

A full bladder is used for imaging the female pelvis as a sonic window and to also:

Routine obstetric screening exams are usually requested between _____ gestational weeks.

The echo pattern of a cyst can be referred to as:

The principle on which the ultrasound transducer operates is the _____ effect.

Preliminary Steps in Radiography

General Anatomy and Radiographic Positioning Terminology

Thoracic Viscera: Chest and Upper Airway

Abdomen

Upper Extremity

Shoulder Girdle

Lower Extremity

Pelvis and Hip

Vertebral Column

Bony Thorax

Cranium

Trauma Radiography

Contrast Arthrography

Myelography and Other Central Nervous System Imaging

Digestive System: Salivary Glands, alimentary Canal, and Biliary System

Urinary System and Venipuncture

Reproductive System

Mammography

Bone Densitometry

Mobile Radiography

Surgical Radiography

Pediatric Imaging

Geriatric Radiography

Sectional Anatomy for Radiographers

Computed Tomography

Magnetic Resonance Imaging

Vascular,cardiac,and Interventional Radiography

Nuclear Medicine and Molecular Imaging

Radiation Oncology

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