The Heart of The Matter
The pressure against which the left ventricle must pump.
What is Afterload
When attaching an administration set to a bag of IV fluid and priming the IV tubing, you should ensure that the drip chamber is
One half full
A 40-year-old female complains of a sudden onset of chest pressure. When assessing the history of her present illness, which of the following patient responses would identify a palliating factor?
Select one:
A. “The pressure seems to subside when I sit down.”
B. “I cannot walk too far without experiencing chest pressure.”
C. “This pressure awakened me from my sleep.”
D. “The pressure did not subside after three nitroglycerin tablets.”
“The pressure seems to subside when I sit down.”
Remember palliating is the same as provoking factors.
You respond to a call for an unconscious person. Upon arriving at the scene, you find an unconscious young male lying in a prone position in his front yard. After taking standard precautions, you should
Roll the patient into a supine position, without twisting his body, and open his airway.
The most common contraindication for any medication is:
After applying the AED to your cardiac arrest patient, you receive a “shock advised” message. What is your next move?
Resume CPR as the defibrillator is charging.
The term applied to the practice of preventing contamination of the patient when performing an invasive procedure.
What is Medical Asepsis or Aseptic Technique
The nature of a patient's illness is most often determined by
The Chief Complaint
CPAP produces all of the following physiologic effects, except:
Select one:
A. forcing interstitial fluid into the pulmonary circulation.
B. dispersing thick secretions within the lung tissue.
C. pushing more oxygen across the alveolar membrane.
D. opening collapsed alveoli and improving respiration.
Dispersing thick secretions within the lung tissue
What is an enteral drug?
Any drug that is administered along any portion of the GI tract
When there is not enough time between beats for the left ventricle to fill with blood this is caused..
Which of the following factors that can cause an insufficient or absent flow of fluid through an IV line ?
A. an IV bag that is placed too high.
B. an IV bag that is placed too low.
C. a drip chamber that is half full.
D. small air bubbles in the IV line.
B. an I bag that is placed too low.
You are assessing the quality of a trauma patient's respirations. Which of the following clinical findings would indicate labored breathing?
Select one:
A. Shallow chest movement
B. Supraclavicular retractions
C. Reduced tidal volume
D. Gurgling in the upper airway
Supraclavicular retractions
In order for continuous positive airway pressure (CPAP) to be beneficial, the patient must
Be able to follow commands
You respond to an apartment complex for an unconscious male. When you arrive, the patient's friend tells you that he overdosed on heroin. Following your local protocol, you administer 2 mg of naloxone. You have 1 mL ampules of naloxone that contain 0.4 mg per ampule. How many ampules will you have to use?
5 ampules
2mg divided by 0.4mg/ml
Which of the following is not a component of the cardiac electrical conduction system?
Select one:
A. Sinoatrial node
B. Purkinje fibers
C. Interatrial septum
D. Atrioventricular node
Interatrial septum
In addition to administering supplemental oxygen, what is the most appropriate management for a patient with circulatory overload caused by excessive IV fluid administration?
Head elevated, medical control notified
Which of the following situations would most likely require additional personnel or resources at the scene?
Select one:
A. 27-year-old male with a large knife impaled in his leg and minor bleeding
B. 52-year-old female with chest pressure and a history of cardiovascular disease
C. 38-year-old female who fell from a ladder and cannot move below the waist
D. 40-year-old male with an apparent self-inflicted gunshot wound to the head
40-year-old male with an apparent self-inflicted gunshot wound to the head
While assessing an unconscious 30-year-old female's airway, you note that her respirations are rapid, shallow, and gurgling. What is your initial course of action?
Suction her oropharynx.
The enhancement or action of one drug by another drug is called:
potentiation
This law states that contractility increases as the myocardial walls are stretched.
Starling's Law
During a long-distance transport, you initiate an IV of normal saline and infuse 125 mL over 2 hours. Using microdrip tubing, how many drops per minute (gtt/min) is your IV flow rate set at?
63 gtt/min
You arrive at the scene of a motor-vehicle crash where a small car has struck a tree head-on. You see one patient sitting in the driver's seat with the door open. Prior to exiting the ambulance, you should
Don the appropriate protective equipment.
After inserting a King LT airway, you attach the bag-mask device and begin to ventilate the patient. However, you meet resistance with your initial ventilation attempts. You should:
Withdraw the device slightly until ventilations are easy.
Drugs that attach to a receptor and counteract the effects of something else are called
antagonists