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25-35 seconds -Correct Answer An average range for activated PTT is 15 degrees -Correct Answer What is the correct angle of insertion for placing a butterfly needle into a vein for intravenous administration of a contrast agent? 2.5 mL/sec -Correct Answer A total volume of 125 mL of an iodinated contrast agent is administered intravenously via automatic injector in 50 seconds. What is the flow rate for this injection? The radiation dose to the patient during a CT scan -Correct Answer Th...

What is the smallest component of a digital image -Correct Answer pixel How many CT numbers are assigned to each pixel in the image matrix? -Correct Answer One In a CT image, the CT number -Correct Answer Of a material is dependent on its linear attenuation coefficient Each two-dimensional square of data that make up the CT image is called a -Correct Answer pixel What is an element of the digital image -Correct Answer pixel Which of the following influences the spatial resolution ...

As related to the cardiac cycle, the term ___ refers to the relaxation of heart muscle. -Correct Answer diastole Which of the following may be considered one of the high-osmolar contrast media (HOCM)? 1. iothalamate meglumine 2. diatrizoate sodium 3. iohexol -Correct Answer HOCM are ionic agents that dissociate into charged particles (ions) in solution. Ionic CM are salts consisting of sodium and/or meglumine. Iothalamate meglumine and diatrizoate sodium are commonly known by the brand nam...

The use of water as an oral contrast material for CT of the abdomen and/or pelvis has several potential advantages, including: 1. increased palatability and improved pt comfort 2. better demonstration of enhancing bowel wall 3. no interference with 3D applications -Correct Answer 1, 2, and 3 The use of water as a neg contrast agent is becoming increasingly common for many CT applications for the abdomen and pelvis A pt's BP is measured 140/70 mm Hg. The number 140 represents: a. pre...

A nurse is observing the closed chest drainage system of a client who is 24 hr post thoracotomy. The nurse notes slow, steady bubbling in the suction control chamber. Which of the following actions should the nurse take? Continue to monitor the client’s respiratory status. Slow, steady bubbling in the suction control chamber is an expected finding. Therefore, the nurse should continue to monitor the client’s respiratory status. A nurse is providing teaching to a client who has a family his...

Has terms and examples to help better understand step by step

Fundamentals of Thermodynamics, 10th Edition Practice Problems 2.53: A rigid tank of 1 m3 contains nitrogen gas at 600 kPa, 400 K. By mistake, someone lets 0.6 kg flow out. If the final temperature is 380 K, what is the final pressure? 2.61: Find the compressibility for Carbon Dioxide of at 60°C and 10 MPa using figure D.1 and repeat with Table B.3. 2.77: Refrigerant R-410A in a piston/cylinder arrangement is initially at 15°C with x=1. It is then expanded in a process that P=Cv-1 to a p...

Beer and Johnston. Mechanics of Materials. 8th Edition. McGraw-Hill. Chapter 3 Practice Problems 3.1: Determine the torque T that causes a maximum shearing stress of 70 MPa in the steel cylindrical shaft shown 3.10: The shafts of the pulley assembly shown are to be redesigned. Knowing that the allowable shearing stress in each shaft is 8.5 ksi, determine the smallest allowable diameter of (a) shaft AB, (b) shaft BC 3.28: A torque T=900 Nm is applied to shaft AB of the gear train shown. Knowin...

In depth class notes on mitosis and meiosis. The processes, steps and stages are all listed out. Easy to follow and understand

This document is a summary of Chapter 7 from the 14th edition of the textbook, Principles of Risk Management and Insurance written by George Rejda and Michael MacNamara. This textbook is used in numerous Risk Management and Insurance courses.