You

RADT 100 Exam 1 Latest With 100% Correct Answers - Radiologic Physics · When and who discovered x rays, fluoroscopy - ANS: o Wilhelm Conrad Roentgen: x-rays o Thomas Edison: invented first fluoroscope · Review the characteristics of xrays - ANS: o Cannot be refracted by a lens o Not detectable by human senses o Can ionize matter o Travel in straight lines o Can penetrate matter that is opaque to light o Causes certain crystals to flow (fluoresce) · Review the parts of the xray m...

PATIENT CARE COMPREHENSIVE PRACTICE EXAM Who is authorized to sign an informed consent for a mentally incompetent patient? - Legal guardian only - Legal guardian or attending physician - Legal guardian or any family member - Family members, legal guardians or attending physician with knowledge of patient's mental condition - ANS: Legal guardian only Which of the following requires a physician's order? - The use of physical restraints used to resist patient movement for safety - T...

MIC CT Registry Review Tungsten is used as the target material on the tubes anode because it has a ___ atomic number and a ___ melting point. a. low, high b. high, low c. low, low d. high, high - ANS: D. high, high ___ scanner design was the first to acquire four slices in a single rotation. a. second generation b. third generation c. multi-row detector d. continuous rotation - ANS: A. second generation The enormous heat that builds up in the CT tube is caused by the: a. intensit...

Computed tomography (CT) Board Review - Body CT: The Essentials Computed tomography (CT) is at the heart of every modern radiology department because of its: 1. speed 2. reliability 3. ability to separate overlapping structures - ANS: 1, 2, & 3 The primary interaction with the anode is excitation resulting in ___ radiation. - ANS: Infrared (heat) X-rays pass through the patient interacting with tissue by absorption or scattering, which results in a measured attenuation of the incident ...

TNCC ENA 9th Edition Pre Test A patient arrives at the emergency department by private vehicle after sustaining an injury to the right lower extremity while using a saw. There is a large gaping wound to the right thigh area with significant bleeding. What is the priority intervention? A. Elevate the extremity to the level of the heart B. Initiate direct pressure C. Apply a tourniquet D. Cover the open wound with sterile saline dressings - ANS: B. Initiate direct pressure Rationale: The f...

TNCC 9th Edition Written Exam Practice Questions What is kinematics? - ANS: A branch of mechanics (energy transfer) that refers to motion and does not consider the concepts of force and mass of the object or body. What is Newton's First Law? - ANS: A body at rest will remain at rest. A body in motion will remain in motion until acted on by an outside force. What is the Law of Conservation of Energy? - ANS: Energy can neither be created nor destroyed. It is only changed from one form t...

TNCC 9th Edition Written Exam What is the best measure of the adequacy of cellular perfusion and helps predict the outcome of resuscitation? - ANS: Base deficit used in conjunction with serum lactate Will hypocapnia cause vasoconstriction or vasodilation, especially in the cerebral vasculature? - ANS: Vasoconstriction What results from tissue hypo perfusion and oxygen deficit? - ANS: Metabolic acidosis What type of shock results in generalized vasodilation? - ANS: Neurogenic shock ...

TNCC 9th Edition FINAL TEST Open Book Practice Questions With Correct Answers You are caring for a patient who was thrown from a bike and was not wearing a helmet. While performing the head-to-toe assessment, you note clear drainage from the right ear. Which of the following is the most appropriate next step? A. Clean the ear with a cotton-tipped applicator. B. Pack the ear with gauze. C. Notify the physician D. Document and continue the exam. - ANS: C. Notify the physician A patient i...

TNCC Final Exam Actual Test 2022 Open Book with 100% Correct Answers Why is a measure of serum lactate obtained in the initial assessment of the trauma patient? a) to measure oxygenation and ventilation b) to quantify the base deficit for the adequacy of cellular perfusion c) to gauge end-organ perfusion and tissue hypoxia d) to determine the underlying cause of shock - ANS: Answer: c A trauma patient is restless and repeatedly asking "where am I?" vital signs upon arrival were ...

Mosby CT Registry Review Updated With 500+ Questions with 100% Correct and Verified Answers What is the smallest component of a digital image - ANS: pixel How many CT numbers are assigned to each pixel in the image matrix? - ANS: One In a CT image, the CT number - ANS: 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 - ANS: pixel What is an element of the digital image - ANS: pixel Which of ...