Ultrasound formulas Study guides, Class notes & Summaries

The fundamental or operating frequency - is affected by the thickness of the PZT element Which could not be used as the coupling medium (gel)? - barium sulfate The piezo electric effect is best described as - deformation from voltage sent to the crystals How thick is the element if the frequency is 3 MHz? - half the wavelength of the wave in the PZT The gel has greater impedance that the matching layer but less than the impedance of the PZT elements' - false The impedance of the PZT crystals is...

A 14yo male with bronchitis is being treated with fluids and expectorants. He returns to the clinic with a fever of 103F, right pleuritic chest pain, and green sputum. Which of the following examination results would be expected? A. Right lower lobe crackles B. Decreased Fremitus C. Bilateral Wheezing D. Normal Percussion - ANSWER-A. Right lower lobe crackles. 2 year old child is diagnosed with radial head subluxation ("nursemaid's elbow"). After closed manipulation, the best indicati...

NNP Practice Exam (CCPR 2017) 174 Questions with Verified Answers A 32 week gestation infant with decreased renal function develops systemic candidiasis. The best choice of antifungal therapy for this baby is a. amphotericin B lipid complex b. fluconazole c. flucytosine - CORRECT ANSWER a. amphotericin B lipid complex Increased bowel sounds are indicative of a. Ileus b. Malrotation c. Starvation - CORRECT ANSWER b. Malrotation Infants with Beckwith-Wiedemann syndrome have a high r...

NCLEX-RN QUESTION 1 A 25-year-old client believes she may be pregnant with her first child. She schedules an obstetric examination with the nurse practitioner to determine the status of her possible pregnancy. Her last menstrual period began May 20, and her estimated date of confinement using Nägele's rule is: A. March27 B. February1 C. February27 D. January3 Correct Answer: C Section: (none) Explanation Explanation/Reference: Explanation: (A)March 27 is a miscalculation. (B) Februa...

NCLEX RN TEST BANK QUESTIONS & ANSWERS 2022 LATEST UPDATE | Graded A+ NCLEX RN TEST BANK QUESTION 1 Which classification of drugs is contraindicated for the client with hypertrophic cardiomyopathy? A. Positive inotropes B. Vasodilators C. Diuretics D. Antidysrhythmics Answer: A Explanation: (A) Positive inotropic agents should not be administered owing to their action of increasing myocardial contractility. Increased ventricular contractility would increase outflow tract obstruc...

Pediatric Primary Care PNCB 1 Questions and answers The child at highest risk for having an elevated blood lead level is a: 3 month old exclusively breastfed infant 6 month old who lives in a home built after 1970 2 year old with iron deficiency anemia 2 year old who is a picky eater D. - Correct answer 2 year old with iron deficiency anemia The amount of lead absorbed from the gut is increased in children with nutritional deficiencies such as iron deficiency anemia (IDA). ...

1. A 14yo male with bronchitis is being treated with fluids and expectorants. He returns to the clinic with a fever of 103F, right pleuritic chest pain, and green sputum. Which of thefollowing examination results would be expected? A. Right lower lobe crackles B. Decreased Fremitus C. Bilateral Wheezing D. Normal Percussion 2 year old child is diagnosed with radial head subluxation ("nursemaid's elbow"). After closed manipulation, the best indication of successful treatment is that...

PSI FNP Practice 2021&2022 Questions with all the correct answers A 14yo male with bronchitis is being treated with fluids and expectorants. He returns to the clinic with a fever of 103F, right pleuritic chest pain, and green sputum. Which of the following examination results would be expected? A. Right lower lobe crackles B. Decreased Fremitus C. Bilateral Wheezing D. Normal Percussion 2 year old child is diagnosed with radial head subluxation ("nursemaid's elbow"). After ...

NCLEX RN (NGN) EXAM 2023/2024 QUESTION 1 A 25-year-old client believes she may be pregnant with her first child. She schedules an obstetric examination with the nurse practitioner to determine the status of her possible pregnancy. Her last menstrual period began May 20, and her estimated date of confinement using Nägele's rule is: A. March 27 B. February 1 C. February 27 D. January 3 Correct Answer: C Section: (none) Explanation Explanation/Reference: Explanation: (A)March...