macellen education agencies

While using a linear sequential array transducer during a color Doppler exam, the shape of the grayscale image is most often _______, Whereas the shape of the color Doppler portion of the image is _______. A. rectangular, parallelogram B. rectangular, sector C. sector, trapezoid D. square, rectangular correct answersA. rectangular, parallelogram The shape of a grayscale image using a linear sequential array is rectangular. However, the sound beams used for Doppler are steered at an angl...

How are caloric intake and weight related? A. inversely B. partially C. reciprocally D. directly correct answersD. directly How is weight related to a sonographer's time spent exercising? A. inversely B. conversely. C. directly D. unrelated correct answersA. inversely What is the reciprocal of 1,000? A. one-hundredth B. 1.000 C 0.001 D. one-millionth correct answersC. 0.001 A pair of reciprocal numbers, when multiplied together, have a value of + In this case, 1,000 ...

Which of the following statement about Doppler is most correct? Non directional doppler uses phase-singular processing while bi-directional uses? a: non-directional Doppler uses phase-singular processing, while bi-directional Doppler uses phase-quadrature processing. b: non-directional Doppler uses non-coherent processing, while bi-directional Doppler uses phase-quadrature processing c: non-directional Doppler uses autocorrelation processing, while bi-directional Doppler uses phase-quadratu...

Chapter 1-3 Basics, Sound, & Describing Sound Waves correct answers Power of 10 Metric System correct answers10^9 Giga (G) billion 10^6 Mega (M) million 10^3 kilo (k) thousand 10^2 hecto (h) hundred 10^1 deca (da) ten 10^-1 deci (d) tenTH 10^-2 centi (c) hundredTH 10^-3 milli (m) thousandTH 10^-6 micro (µ) millionTH 10^-9 nano (n) billionTH Power of 10 Complementary Metric Units correct answersGiga/nano Mega/micro kilo/milli hecto/centi deca/deci Interference correct answe...

Sound waves are: a) electric b) mechanical, transverse c) spectral d) longitudinal, mechanical correct answersD The speed of sound of ultrasound in soft tissue is closest to: a) 1,540 km/sec b) 1.54 km/sec c) 1,500 m/s d) 1,540 mm/sec correct answersC Which is not an acoustic variable? a) density b) pressure c) distance d) intensity correct answersD The effects of soft tissue on ultrasound are called: a) acoustic proliferation properties b) dynamic effects c)...

3 rules for powers of 10s correct answerspositive exponents are >10 negative exponents are <10 0 exponent has a value between 1 and 10 what is the prefix, symbol and value for an exponent of 10^6 correct answersmega, M, 1,000,000 what is the prefix, symbol and value for an exponent of 10^3 correct answerskilo, k, 1,000 what is the value for an exponent of 10^0 correct answers1 what is the prefix, symbol and value for an exponent of 10^-1 correct answersdeci, d, 1/10 what i...

what is the vertical axis of a graph called? A. z-axis B. x-axis C. y-axis D. time-axis correct answersC. y-axis the vertical axis of a graph is called the Y-axis and extends up and down. What is the name of the horizontal axis of a graph? A. z-axis B. x-axis C. y-axis D. red axis correct answersB. x-axis The horizontal axis of a graph is the x-axis. The x-axis extends side to side. How are scores on the ultrasound board exams related to study time? A. inversely B. conversely ...

What is the vertical axis of a graph called? a. z-axis b. x-axis c. y-axis d. time-axis correct answersy-axis What is the name of the horizontal axis of a graph? a. z-axis b. x-axis c. y-axis d. red axis correct answersx-axis How are scores on the ultrasound board exams related to study time? a. Inversely b. Conversely c. Directly d. Unrelated correct answersDirectly How are caloric intake and weight related? a. Inversely b. Partially c. Reciprocally d. Directl...

What is frequency determined by? correct answersThe source, thickness of piezoelectric element and propagation speed to a lesser degree Thicker element is equal to ________ frequencies correct answersLower What is the reciprocal of frequency and what is the symbol correct answersPeriod, T The time it takes for 1 cycle to occur correct answersPeriod What is propagation speed determined by correct answersStiffness and density of the medium Propagation speed of sound through soft tis...

THE BASICS QUESTIONS- What is the vertical axis of a graph called? A. z-axis B. x-axis C. y-axis D. time-axis correct answersc. the vertical axis of a graph is called the y-axis and extends up and down. What is the name of the horizontal axis of a graph? A. z-axis B. x-axis C. y-axis D. red axis correct answersB. the horizontal axis of a graph is the x-axis. The x-axis extends side to side. How are scores on the ultrasound board exams related to study time? A. inversely B. con...

The x-axis of a graph runs which way? A. Vertical B. Horizontal C. An up-sloping curve D. Slanted correct answersB. Horizonal. A horizontal line runs from side to side. Consider the horizon where the sun comes up when thinking of a horizontal line. The y-axis of a graph runs which way? A. Vertical B. Horizontal C. An up-sloping curve D. Slanted correct answersA. Vertical A vertical line runs up and down. Consider a window washer on a tall building. They move vertically on th...

Sound waves are correct answerslongitudinal and mechanical The speed of US in soft tissue is closest to correct answers1,500m/s The frequency closest to the lower limit of US is correct answers15,000 Hz Which is not an acoustic variable? correct answersintensity The effects of soft tissue on US are called correct answersacoustic propagation properties All of the following are true EXCEPT correct answerstwo waves with identical frequencies must interfere constructively Put in de...

What are the three goals of food safety to provide food? correct answersSafe, honestly presented, and unadulterated What are the four steps of effective demonstration when teaching Food Service personnel how to provide safe food to public? correct answersshow, tell, do, review What is the least effective way to teach Food Service personnel how to provide safe food to the public? correct answersLeave Food Servers to study written material on their own What organizations might you engage ...

4 high risk groups correct answerspregnant/lactating women infants and children elderly people with impaired immune systems Foodborne infection correct answerscaused by eating food that contains living, disease causing microorganisms Foodborne intoxication correct answersfood containing toxins produced by bacteria and from chemical contamination 4 main sources of contamination correct answersbiological, physical, chemical, cross-contamination biological contaminants correct answer...

Which group of individuals has a higher risk of foodborne illness? a. teenagers b. elderly people c. women d. vegetarians correct answersb. elderly people Parasites are commonly associated with a. seafood b. eggs c. potatoes d. ready-to-eat food correct answersa. seafood Ciguatera toxin is commonly found in a. amberjack b. pollock c. tuna d. cod correct answersAmberjack Which is a TCS food? a. saltines b. bananas c. baked potato d. coffee correct answersc. baked potato...

No, homemade foods may not be sold or used in a public food service establishment correct answersCan homemade salad dressing be sold in public food service establishment? Food is delivered within an acceptable temperature range correct answersDuring a delivery of frozen products the manager on duty should check the? Upon receipt and before use correct answersWhen should canned and vacuum-sealed products be thoroughly inspected? Using stock rotation so products are used in the order in w...

The purpose of a food safety management system is to correct answersPrevent foodbourne illness by controlling risks and hazards A manager's responsibility to actively control risk factors for foodborne illnesses is called correct answersactive managerial control A manager asks a chef to continue cooking chicken breasts after seeing them cooked to an incorrect temperature. This is an example of which step in active managerial control? correct answersCorrective action A manager walks a...

Which step is essential in the success of any HACCP? correct answerseducate and train employees Prerequisite programs provide the _______ and _______ conditions required to produce safe food. correct answersEnvironmental, operating The major elements of the FSMA can be divided into _______ key areas. correct answers5 You should call the local regulatory authority when you run into which of the following problems? correct answersWater service interrupted for more than two hours You ca...

A food worker at bar was diagnosed with E. coli and has not shown symptoms for a couple of days. What must her manager do? a. restrict until regulatory approval is obtained b. Exclude until regulatory approval is obtained c. allow the worker to resume her normal duties d. require her to wear single-use gloves at all times. correct answersa. restrict until regulatory approval is obtained A large container of potato salad has been removed from cold holding at the correct temperature. How lo...

180 correct answersIn a heat-sanitizing dishwashing machine, what is the minimum temperature for the final rinse? Jaundice, vomiting and/or diarrhea correct answersA food handler must be excluded from the food establishment for which symptoms? 41 to 135 correct answersWhat is the temperature range for the danger zone? spore correct answersWhat is the form some bacteria take to keep from dying when they do not have enough food? state correct answersMost regulations for food service op...