chapter 6 penny Flashcards

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1
Q

the productions of bubbles in a liquid medium

A

acoustic cavitation

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2
Q

uses acoustic radiation force to compress the soft tissue and provides a qualitative measurement of stiffness without requiring pressure input from the sonographer

A

acoustic radiation force impulse imaging

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3
Q

mnemonic, which stands for “as low as reasonably achievable,” that is used to remind professionals to keep patient exposure to ultrasound at a minimum

A

ALARA

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4
Q

a portable device that is used to detect and treat abnormal heart rhythms with electrical defibrillation

A

automatic external defibrillator

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5
Q

type of imaging in which an ultrasound contrast agent containing microscopic gas bubbles is used to improve visualization of structures or blood flow

A

contrast-enhanced ultrasound (CEUS)

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6
Q

a group of metabolic diseases that result from a chronic disorder of carbohydrates metabolism

A

diabetes mellitus

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7
Q

a complication of diabetes that results from the severe lack of insulin

A

diabetic ketoacidosis

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8
Q

a sonographic technique used to evaluate the stiffness of a mass or tissue

A

elastography

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9
Q

the scientific study of creating tools and using equipment effectively in order to help the human body adjust to the work environment

A

ergonomics

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10
Q

technology that provides the ability to view alternate imaging modality during real-time sonography; also referred to as hybrid imaging

A

fusion imaging

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11
Q

US law, which, among many goals, upholds patient confidentiality and requires the use of electronic medical records

A

Health Insurance Portability and Accountability Act (

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12
Q

inflammation of the liver

A

hepatitis

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13
Q

a diabetic syndrome characteristics by excessive urination and dehydration

A

hyperglycemic hypersmolar nonketotic syndrome

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14
Q

a lower than normal blood sugar level

A

hypoglycemia

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15
Q

the technique that employs a miniature ultrasound transducer placed on a catheter and inserted into the circulatory system

A

intravascular ultrasound

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16
Q

the calculation used to identify the likelihood that cavitation could occur

A

mechanical index

17
Q

a hospital-acquired infection

A

nosocomial infection

18
Q

forces exerted by a sound beam on an absorber or reflector that can alter structures

A

radiation forces

19
Q

elastography technique that uses shear wave information to analyze the stiffness of tissue

A

shear wave elastography

20
Q

the body’s pathologic response to illness, trauma, or severe physiologic or emotional stress

A

shock

21
Q

operator dependent type of elastography that measure the change in tissue as a result of compression

A

strain elastography

22
Q

when acoustic fields cause motion of fluids

A

streaming

23
Q

rapid heart rate; a rate that exceeds the normal rate for the person’s age

A

tachycardia

24
Q

the calculation used to predict the maximum temperature elevation in tissues as a result of the attenuation of sound

A

thermal index