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Quiz notes
PAAM Week 13 quiz
| Question | Answer |
|---|---|
| A normal P wave should be round and have an amplitude no higher than how many millimeters in the precordial leads? | Less than 1.5 mm |
| What are limb leads and what are precordial leads? | |
| A normal P wave should be round and have an amplitude no higher than how many milliliters in the limb leads? | less than 2.5 mm |
| On the ECG paper what do the small boxes represent vertically? | Up and down they are 1mm in height and 0.1 mV in amplitude |
| On the ECG paper what do the small boxes represent horizontally? | Side to side they are 0.04 second long and 1mm in length |
| What ion causes the autorhythmic cell to repolarize? | The efflux of Potassium Repolarization is all about potassium. |
| Action potential of the cardiac contractile cell occurs at? | -85 mV |
| Normal ECG speed is? | 25 mm/sec |
| When obtaining a 12 lead ECG where do you place V1 | In the 4th ICS right lateral of the sternal edge. |
| When using a lead II where is the negative lead placed? | Right arm |
| When using lead I where is the positive lead placed? | Left arm |
| When using lead III where is the negative lead placed? | Left arm |
| What does the P wave represent on an ECG? | Atrial Depolarization. |
| When obtaining a 12 lead ECG where do you place V3? | Between the 4th and 5th ICS between V2 and V4 |
| Methemoglobin is? | A hemoglobin molecule that isn't working right and is unable to carry any type of gas is referred to as methemoglobin. |
| When using lead II where is the positive lead placed? | Left Leg |
| What ion causes the cardiac contractile cell to depolarize? | Sodium. |
| On ECG paper one small vertical box represents how many mm | 1mm |
| Carbon Monoxide poisoning is usually fatal if the COHb level gets above what percent? | Greater than 60% |
| 41%-59% COHb (Carbon monoxide carboxyhemoglobin) is .. Carbon monoxide | Severe causing Dysrhythmias, hypotension, Cardiac ischemia, Palpitation, Cardiac arrest, Pulmonary edema, seizures, coma, reparatory arrest. |
| <15%-20% COHb (Carboxyhemoglobin) (carbon monoxide) is.. | Mild causing Headache, nausea, vomiting, dizziness, blurred vision. |
| 21-40% COHb is? | Moderate Confusion, syncope, chest pain, dyspnea, tachycardia, tachypnea, weakness. |
| When obtaining a 12 lead ECG where do you place V4? | 5th ICS Midclavicular left side |
| What is the firing rate of the AV node? | 60-40 BMP |
| What is the PRI? | The space between the beginning of the P wave to the beginning of the Q Wave. |
| A normal PRI has a duration between ___ to ___ seconds. | 0.12 sec to 0.20 sec |
| Resting potential of the cardiac contractile cell occurs at? | -60 mV |
| What ion causes the cardiac contractile cell to repolarized? | The efflux of potassium. Potassium is all about repolarization. |
| What does the QRS wave represent on an ECG? | Ventricular depolarization. |
| Resting potential of the autorhythmic cell occurs at? | -60mV |
| What ion causes the autorhythmic cell to depolarize? | Calcium |
| What is the most common way in which carbon dioxide is transported from the cells to the lungs for removal from the body? | As bicarbonate ion 70% Second to bound to hemoglobin 23% Third dissolved in plasma 7% |
| You are taking care of a patient that presents with severe cyanosis after overdosing on unknown nitrate drug. Despite administering 100% high-flow oxygen, the patient still remains very cyanotic. What medication would you administer? | Methylene Blue |
| What is the Cynokit | an emergency medical antidote used to treat known or suspected cyanide poisoning. It is commonly used for victims of smoke inhalation from house or industrial fires, where burning plastics can release cyanide gas. |
| What is Hydroxocobalamin | a specialized, injectable form of vitamin B12. While common store-bought supplements usually contain a synthetic version called cyanocobalamin, hydroxocobalamin is considered a more "natural" form produced by bacteria and found in certain foods. |
| What is Cholinesterase | This is a family of enzymes that break down the neurotransmitter acetylcholine. This process is essential for allowing your muscles and nerves to relax after they have been activated. |
| When obtaining a 12 lead ECG, where do you place V5 | 5th ICS, Anterior axillary |
| What does the T wave represent on an ECG? | Ventricular repolarizeation |
| What does aVF mean? | Augmented Vector Foot Located on the left foot or left leg. Used to find inferior heart problems. |
| What does V4R mean? | V4 Right side simply move the V4 electrode from the left side to this mirror-image position on the right and manually label the reading as "V4R" Used to check right side heart involvement when there are signs of ST elevation in leads 2,3,and aVF |
| When obtaining a 15 lead ECG where do you place V4R | 5th ICS midclavicular Right side |
| A normal QRS has duration between ___ to ___ seconds. | 0.04-0.12 |
| When obtaining a 12 lead ECG where do you place V2? | 4th ICS to the left of the sternal bridge. |
| Battle signs is bruising over the? | Mastoid process |
| Vomiting blood is known as? | Hematemesis |
| When does a S4 heart sound appear? | Before the S1 heart sound |
| What cranial nerve controls the motor function of the tongue? | XII |
| What cranial nerve gives us the ability to hear? | VIII |
| What cranial nerve controls facial expression and provides taste sensation to the anterior 2/3 of the tongue? | VII |
| Where on the chest would you auscultate for the presence of an pulmonic valve murmur? | 2nd ICS just to the left of the sternum. |
| What cranial nerve controls the size of our pupils? | III |
| Exaggerated lumbar concavity is known as? | Lordosis |
| What cranial nerve is us the ability to shrug our shoulders? | XI |
| Name the Korotkoff sounds in order (5). | 1st Snapping 2nd Swooshing 3rd Tapping 4th Thumping (Muffling) 5th Silence |
| What cranial nerve gives us the ability to swallow? | IX |
| What are the three parts of the middle ear? | Malleus (The Hammer): Attached to the eardrum (tympanic membrane). Incus (The Anvil): The middle bone that connects the malleus to the stapes. Stapes (The Stirrup): The smallest bone; it connects to the "oval window" of the inner ear |
| The Stapes of the ear is also known as the? | The Stirrup |
| The Anvil of the ear is also known as the? | The Incus |
| The Malleus of the ear is also known as the? | The hammer |
| What cranial nerve gives us the ability to move our eyes laterally? | VI |
| The bladder length of a blood pressure cuff should cover between? | 80-100% |
| Vomiting blood is known as? | hematemesis |
| Coughing up blood is known as? | Hemoptysis |
| Where on the chest would you auscultate for the presence of a tricuspid valve murmur? | 4th ICS just to the left of the sternum. |
| The malleus of the ear is also known as the? | Hammer |
| Normal pupil size in dim light is? | 4-8 mm |
| The bladder width of a blood pressure cuff should cover at least? | 40-50% of the mid-arm circumference |
| Where on the chest would you auscultate for the presence of an aortic valve murmur? | 2nd ICS just to the right of the sternum |
| As you shine a light into the patients left pupil you notice the right one reacts as well. This response is known as? | Consensual response |
| When does a S3 heart sound appear? | After the S2 sound |
| When does a S4 heart sound appear? | Before the S1 heart sound |
| Exaggerated thoracic convexity is know as? | Kyphosis |
| Persistent abdominal pain lasting longer than ____ is classified as a potential surgical emergency? | 6 Hours |
| Where on the chest would you auscultate for the presence of a mitral valve murmur? | 5th ICS left of the sternum |
| What cranial nerve gives us the ability to chew? | V |
| Where on the chest would you find Erb's point | 3rd ICS, just left of the sternum. |
| While assessing the legs of a cardiac patient you notice there is approximately 1/2 inch of indentation upon pressing on their legs that disappears within 10 second. You would chart this as: | +2 pedal edema |
| When assessing the airway of a patient during your primary assessment you should. | Listen and feel for breathing at the patient's mouth and nose |
| In what interpersonal zone do you conduct the majority of a patient assessment? | Personal Zone |
| Social distance is a distance of ___ feet between people. | 4 to 12 |
| An intimate zone reflects about how many feet between two people? | 0 to 1.5 |
| You are assessing an adult patient. When you palpate her wrist to locate a pulse, you do not feel one. You should immediately palpate for a ___ pulse. | Carotid |
| The presence of a radial pulse suggests that the systolic blood pressure is at least? | 80 mmHg |
| The presence of a femoral pulse suggests that the systolic blood pressure is at least? | 70 mmHg |
| The presence of a carotid pulse suggests that the systolic blood pressure is at least? | 60 mmHg |
| One of the dangers of lightning strikes is that ground current can travel and strike someone as much as___ away form the original strike. | 50 yards |
| Sedation- Facilitated intubation (SFI) differs from RSI because SFI? | Uses sedation without paralytics |
| Which of the following medication is considered the most commonly first line neuromuscular blocking agent used in the prehospital environment? | Succinylcholine |
| Daltons law states that total gas pressure equals | The sum of partial pressures of all gases |
| Which ventilator mode will block any attempt for a patient to take a spontaneous breath? | Controlled mechanical ventilation CMV |
| Mechanical ventilation is generally superior to manual ventilation because it? | Reduces hemodynamic impairment and CO2 fluctuations |
| Which of the following patients would most likely have a contraindication present for the administration of Succinylcholine? | A patient who has suffered 2nd and 3rd degree burns |
| According to Boyle's Law if pressure increases, gas volume will? | Decrease |
Created by:
ejarami4