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ARDMS - SPI Exam Correct Questions & Solutions(GRADED A)
When the direction of the wave propagation is parallel to the particle motion of the medium, the wave being transmitted is called a: A) surface wave. B) longitudinal wave. C) transverse wave. D) non-linear sound. - ANSWER B) longitudinal wave If the sound beam attenuated 6 dB, what will happen to the overall intensity? A) Quadrupled B) Doubled C) Halved D) Quartered - ANSWER D) Quartered Frequency increased from 3 MHz to 6 MHz, what will happen to wavelength? A) Doubled B) Q...
- Exam (elaborations)
- • 15 pages •
When the direction of the wave propagation is parallel to the particle motion of the medium, the wave being transmitted is called a: A) surface wave. B) longitudinal wave. C) transverse wave. D) non-linear sound. - ANSWER B) longitudinal wave If the sound beam attenuated 6 dB, what will happen to the overall intensity? A) Quadrupled B) Doubled C) Halved D) Quartered - ANSWER D) Quartered Frequency increased from 3 MHz to 6 MHz, what will happen to wavelength? A) Doubled B) Q...
ARDMS- SPI Questions & Correct Solutions(GRADED A)
The horizontal axis, or x-axis - ANSWER Runs side to side The vertical axis, or y-axis - ANSWER Runs up and down Unrelated - ANSWER Two items that are not associated Related or Proportional - ANSWER Two items that are associated or affiliated However, the relationship between the items does not have to be specified Directly related or Directly proportional - ANSWER Two items that are associated such that when one item increases, the other increases
- Exam (elaborations)
- • 36 pages •
The horizontal axis, or x-axis - ANSWER Runs side to side The vertical axis, or y-axis - ANSWER Runs up and down Unrelated - ANSWER Two items that are not associated Related or Proportional - ANSWER Two items that are associated or affiliated However, the relationship between the items does not have to be specified Directly related or Directly proportional - ANSWER Two items that are associated such that when one item increases, the other increases
SPI Practice Test Questions & Answers(RATED A)
Which of the following do the source and the medium determine? a. duty factor b. frequency c. propagation speed d. axial resolution - ANSWER d. Axial resolution is affected by all of the following EXCEPT a. frequency b. damping c. spatial pulse length d. focusing - ANSWER d. Damping in a transducer a. reduces the number of cycles in a pulse and increases the quality factor b. increases the number of cycles in a pulse and increases penetration c. causes poor axial and later...
- Exam (elaborations)
- • 29 pages •
Which of the following do the source and the medium determine? a. duty factor b. frequency c. propagation speed d. axial resolution - ANSWER d. Axial resolution is affected by all of the following EXCEPT a. frequency b. damping c. spatial pulse length d. focusing - ANSWER d. Damping in a transducer a. reduces the number of cycles in a pulse and increases the quality factor b. increases the number of cycles in a pulse and increases penetration c. causes poor axial and later...
ARDMS SPI STUDY GUIDE Questions & Answers(RATED A)
In soft tissue, if the frequency of a wave is increased the Propagation Speed (PS) will... - ANSWER Remain the Same because stiffness and density affect Propagation Speed. What is the audible range? - ANSWER 20-20,000Hz >20,000Hz=Ultrasound Frequency is measured in - ANSWER Hertz (Hz) is Cycles per Second Not affected by sonographer Increase Frequency; Decrease Depth A period is the length of time it takes for - ANSWER one complete wavelength to pass a fixed point
- Exam (elaborations)
- • 15 pages •
In soft tissue, if the frequency of a wave is increased the Propagation Speed (PS) will... - ANSWER Remain the Same because stiffness and density affect Propagation Speed. What is the audible range? - ANSWER 20-20,000Hz >20,000Hz=Ultrasound Frequency is measured in - ANSWER Hertz (Hz) is Cycles per Second Not affected by sonographer Increase Frequency; Decrease Depth A period is the length of time it takes for - ANSWER one complete wavelength to pass a fixed point
ARDMS SPI Exam Questions & Correct Solutions(RATED A)
Which gain will increase the risk of bioeffects? a. transmit b. receive c. gain d. overall gain - ANSWER a. transmit Which of the following is considered the memory of an ultrasound instrument? a. pulser b. transducer c. receiver d. beam former e. digital scan converter f. display monitor - ANSWER e. digital scan converter
- Exam (elaborations)
- • 6 pages •
Which gain will increase the risk of bioeffects? a. transmit b. receive c. gain d. overall gain - ANSWER a. transmit Which of the following is considered the memory of an ultrasound instrument? a. pulser b. transducer c. receiver d. beam former e. digital scan converter f. display monitor - ANSWER e. digital scan converter
SSI Instructor Training Course Questions & Answers
When must a certification card be issued? When the student completes the program requirements outlined in the SSI Training Standards Only if the Open Water Instructor decides that the student is qualified Only if the student requests a card Once the training center decides that the student is qualified - ANSWER When the student completes the program requirements outlined in the SSI Training Standards The Open Water Diver program is designed to Teach advanced skills, like lift bags and de...
- Exam (elaborations)
- • 15 pages •
When must a certification card be issued? When the student completes the program requirements outlined in the SSI Training Standards Only if the Open Water Instructor decides that the student is qualified Only if the student requests a card Once the training center decides that the student is qualified - ANSWER When the student completes the program requirements outlined in the SSI Training Standards The Open Water Diver program is designed to Teach advanced skills, like lift bags and de...
Enriched Air Nitrox (SC-EAN)Correct Questions & Answers
Remaining within the recommended limiting ppO2 of 1.4 bar helps nitrox divers to avoid: A) Helium Narcosis B) Oxygen Toxicity C) Decompression Illness D) Nitrogen Narcosis - ANSWER Oxygen Toxicity A common misconception is, that compared to air, Nitrox enables Divers to dive: A) More shallow B) Longer C) Deeper D) Shorter - ANSWER Deeper Diving Nitrox has which potential to provide? A) longer no-decompression limits, longer repetitive dives B) shorter decompression limits, ...
- Exam (elaborations)
- • 11 pages •
Remaining within the recommended limiting ppO2 of 1.4 bar helps nitrox divers to avoid: A) Helium Narcosis B) Oxygen Toxicity C) Decompression Illness D) Nitrogen Narcosis - ANSWER Oxygen Toxicity A common misconception is, that compared to air, Nitrox enables Divers to dive: A) More shallow B) Longer C) Deeper D) Shorter - ANSWER Deeper Diving Nitrox has which potential to provide? A) longer no-decompression limits, longer repetitive dives B) shorter decompression limits, ...
Dive SSI - Specialty Course Enriched Air Nitrox Level 2 (40%) (SC-EAN)Correct 100%
What nitrox mixture can be used at any depth shallower than 99 feet? - ANSWER EAN32 Compared to air, nitrox has a higher concentration of: - ANSWER Oxygen Nitrox and the acronym EANx refer to mixtures with oxygen concentrations (FO2) higher than: - ANSWER 21
- Exam (elaborations)
- • 4 pages •
What nitrox mixture can be used at any depth shallower than 99 feet? - ANSWER EAN32 Compared to air, nitrox has a higher concentration of: - ANSWER Oxygen Nitrox and the acronym EANx refer to mixtures with oxygen concentrations (FO2) higher than: - ANSWER 21
Enriched Air Nitrox Questions & Answers(RATED A)
Nitrox and the acronym EANx refer to mixtures with oxygen concentrations (f0_2) higher than: - ANSWER 21 To make sure your personal equipment is suitable for nitrox, you have to: - ANSWER Ask your SSI Dive Center/Dive Professional if you equipment needs special preparation/modification Compared to air, nitrox has a higher concentration of: - ANSWER Oxygen
- Exam (elaborations)
- • 3 pages •
Nitrox and the acronym EANx refer to mixtures with oxygen concentrations (f0_2) higher than: - ANSWER 21 To make sure your personal equipment is suitable for nitrox, you have to: - ANSWER Ask your SSI Dive Center/Dive Professional if you equipment needs special preparation/modification Compared to air, nitrox has a higher concentration of: - ANSWER Oxygen
SSI Enriched Air Nitrox Questions & Correct Answers(RATED A)
When oxygen becomes toxic to body tissues, it most noticeably and immediately affects the: Bones and blood Lungs and central nervous system Central nervous system and feet Lungs and circulation system - ANSWER Lungs and central nervous system How is the ppO2 of a breathing gas calculated? Multiply cylinder pressure by the fraction of nitrogen (FN2) in the cylinder Multiplying ambient pressure by the fraction of oxygen (FO2) in the breathing gas Dividing ambient pressure by the frac...
- Exam (elaborations)
- • 6 pages •
When oxygen becomes toxic to body tissues, it most noticeably and immediately affects the: Bones and blood Lungs and central nervous system Central nervous system and feet Lungs and circulation system - ANSWER Lungs and central nervous system How is the ppO2 of a breathing gas calculated? Multiply cylinder pressure by the fraction of nitrogen (FN2) in the cylinder Multiplying ambient pressure by the fraction of oxygen (FO2) in the breathing gas Dividing ambient pressure by the frac...
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