What is a wave - Study guides, Class notes & Summaries

NYS EMT-B State Exam Written (+200 Questions with Complete Solution) An EMS Provider responds to a call and finds an 8- yr old female with no pulse or respirations. The patient has a history of terminal brain cancer. The family states the last time she as seen alive was 5 mins prior to EMS being called. They also state patient has a DNR oder. In NYS, EMS personnel may accept which of the following DNR instruments as valid? Verbal request from family A. Written non-hospital B. DNR or MOLST for...

dysrhythmia aka arrhythmia - Correct answer - abnormal cardiac rhythms which can cause disturbances of: rate, rhythm, or both rate and rhythm how are dysrhythmias identified? - Correct answer Electrographic Waveform Analysis (ECG) what controls the rate and rhythm of the heartbeat? - Correct answer the heart's electrical system explain the heart's electrical system - Correct answer Each electrical signal (impulse) begins in a group of cells called the sinus node or sinoatrial (SA...

Level 2 Module 1 Alternating Currents 2:1 What is the step-down turns ratio of a transformer with 200 turns in the primary and 100 turns in the secondary? induced high voltage Opening the secondary of a CT under load will cause a dangerous level of___. 40Hz What is the hertz rating of an AC circuit if the frequency is 20 cycles per 1/2 second? 340V Given: A circuit has an rms voltage of 120VAC. What is the peak-to-peak voltage? 175V A circuit has a peak voltage of 275V....

ARDMS SPI STUDY GUIDE (Ultrasound Physics Certification Test Study |QUESTIONS & ANSWERS |VERIFIED & UPDATED | 2024 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 ...

CMN 552 Exam 1 Question anWhat two neurotransmitters are most implicated in the pathophysiology of mood disorders? - correct answer norepinephrine and serotonin How are dopamine levels affected in depression and mania? - correct answer Dopamine activity may be reduced in depression and increased in mania How does depression affect sleep neurophysiology? - correct answer Loss of deep (slow-wave) sleep Increase in nocturnal arousal. The latter is reflected by four types of dis...

NHA CCMA Test | 2023/ 2024| Questions and 100% Verified Answers| LATEST!! 1. What is the epicardium? Answer: The outer most layer of the heart. 2. The sudden rush of blood pushed into the ventricles as a result of atrial contraction is known as Answer: Atrial kick 3. The U wave represents Answer: repolarization 4. What is not necessary in administering an ECG? Answer: Sterilizing the leads 5. Which type of lead is lead III? ...

RCIS Study Guide 2023 With Correct Solutions 100%Correct. Kilovoltage - Answer What determines the number of electrons generated by an xray tube? -Frame rate -Kilovoltage -Pulse width -Milliamperage Digoxin - Answer What medication is cardiac glycoside? -Lasix -Digoxin -Hyperstat -Hydralazine High common femoral - Answer What type of arterial puncture is associated with an increased risk of retroperitoneal bleeding? -Internal Femoral -External Femoral -Low common femoral -High co...

DAANCE PRACTICE TEST EXAM 2023/2024 The "T" wave on an ECG tracing is evidence of what change in polarization? - CORRECT ANSWER-Repolarization of the ventricles What anatomical structure located at the top of the larynx closes the airway and prevents foreign bodies from entering the trachea? - CORRECT ANSWER-The epiglottis Which structure is most likely to cause obstruction of the airway when an anesthetized patient is lying in a supine position? - CORRECT ANSWER-The tongue What i...

Hemorrhage 90.9%b correct answer: The majority of these potentially survivable deaths were due to? 24% correct answer: What percent of combat fatalities are survivable by early intervention with Combat Medic Tasks and rapid evacuation to a surgical facility? Extremities 60% correct answer: Wound Data - Remember these areas are not protected by body armor. WW1 through today correct answer: Combat wounds have been consistent since when? Tactical indications for spinal immobilizatio...

Test Bank - Applied Pathophysiology for the Advanced Practice Nurse 1ST Edition Lucie By Dlugasch, Lachel Story | Complete 2023/2024. A 50-year-old man is having an acute myocardial infarction and will be administered recombinant tissue plasminogen activator (t-PA). The medication activates plasminogen in order to: A) decrease platelet adhesion. B) increase clotting time. C) promote fibrinolysis. D) promote coronary vasodilation. Ans: C Complexity: Easy Ahead: Hematopoietic System Subj...