Gs Paramedic Final Exam Practice

pg. 711

In a crush injury, there is a risk of muscle damage and breakdown, leading to the release of potassium from the damaged cells into the bloodstream. This can cause hyperkalemia, which is characterized by high levels of potassium in the blood. Hyperkalemia can be life-threatening as it can cause heart rhythm abnormalities and cardiac arrest. Therefore, it is the electrolyte abnormality that healthcare providers are most concerned about in a crush injury.

Hypotension, muffled heart tones, and JVD are classic signs and symptoms of cardiac tamponade. Cardiac tamponade occurs when fluid accumulates in the pericardial sac, putting pressure on the heart and preventing it from filling properly. This leads to decreased blood flow and hypotension. Muffled heart tones occur because the fluid surrounding the heart dampens the sound of the heartbeat. JVD, or jugular venous distention, is a result of increased pressure in the veins leading to the heart. These three findings, along with other signs such as pulsus paradoxus, are indicative of cardiac tamponade.

Ineffective in pts that are malnourished, pediatrics, alcoholics, etc.

Glycogen is a form of stored glucose in the liver. Glucagon converts the glycogen stored in the liver back into glucose. (Glycogenolysis)

So glucagon would be ineffective in pts without those stores.

pg. 329 & 1267

Dehydration is the main concern for a patient with food poisoning because vomiting and diarrhea, common symptoms of food poisoning, can lead to significant fluid loss. Dehydration can result in electrolyte imbalances, decreased blood volume, and impaired organ function. It is important to monitor the patient's fluid intake and output, provide adequate hydration, and potentially administer intravenous fluids if necessary to prevent complications associated with dehydration.

Emphysema is a disease characterized by barrel chest and destruction of alveoli. In this condition, the walls of the alveoli become weak and lose their elasticity, leading to the collapse of the air sacs and trapping of air in the lungs. This causes the chest to become barrel-shaped as the lungs become hyperinflated. Chronic bronchitis is characterized by inflammation and narrowing of the airways, while asthma is a chronic condition that causes inflammation and constriction of the airways. Flail chest refers to a condition where multiple ribs are fractured, leading to a segment of the chest wall becoming detached.

The given values indicate a pH level of 7.50, which is higher than the normal range of 7.35-7.45. Additionally, the HCO3 level is elevated at 29, suggesting an excess of bicarbonate in the blood. This combination of a high pH and elevated HCO3 is indicative of metabolic alkalosis, which occurs when there is an excess of bicarbonate in the body. The PaCO2 level of 41 mmHg is within the normal range and does not contribute to the diagnosis of metabolic alkalosis.

The patient is likely experiencing stable angina. Stable angina is chest pain that occurs during physical exertion or emotional stress and is relieved with rest or medication. The fact that the chest pain is typical and consistent with past episodes suggests that it is stable angina rather than a more serious condition like MI (heart attack) or unstable angina. Prinzmetal angina is a type of angina that occurs at rest due to coronary artery spasms, which is not indicated in this case.

The symptoms described in the question, including persistent cough, hemoptysis (coughing up blood), night sweats, and weight loss, are consistent with tuberculosis (TB). TB is a bacterial infection that primarily affects the lungs and can cause these symptoms. PTSD (post-traumatic stress disorder) and delirium tremens (a severe form of alcohol withdrawal) do not typically present with these respiratory symptoms, and pneumonia may cause similar symptoms but is less likely given the context of the question. Therefore, TB is the most likely explanation for the given symptoms.

The cochlea is responsible for hearing. It is a spiral-shaped, fluid-filled structure in the inner ear that converts sound vibrations into electrical signals that can be interpreted by the brain. The cochlea contains tiny hair cells that are stimulated by the movement of fluid in response to sound waves. These hair cells then send signals to the auditory nerve, which carries the information to the brain for processing and interpretation. The vestibule, on the other hand, is responsible for balance and spatial orientation.

pg. 1053

Coffee ground emesis is a sign of an upper GI bleed. This is because the coffee ground appearance is caused by the partial digestion of blood in the stomach. In upper GI bleeds, the bleeding occurs in the upper part of the gastrointestinal tract, such as the esophagus, stomach, or duodenum. The blood mixes with stomach acid, which causes it to appear dark and granular, resembling coffee grounds. This is in contrast to lower GI bleeds, where the blood is usually bright red and appears in the stool.

Stimulation of alpha 1 receptors causes vasoconstriction, which is the narrowing of blood vessels. When these receptors are activated, it leads to the contraction of smooth muscles in the walls of blood vessels, resulting in a decrease in their diameter. This constriction increases the resistance to blood flow and raises blood pressure. Vasoconstriction is an important physiological response that helps regulate blood flow and maintain blood pressure in various situations, such as during periods of stress or hemorrhage.

pg. 329

Hx inconsistent with presenting injury
Pg. 2184

The given symptoms indicate a state of shock. Labored breathing, increased respiratory rate, low blood pressure, thready/absent pulse, altered mental status, cool, and pale skin are all signs of decompensated shock. Decompensated shock occurs when the body's compensatory mechanisms are no longer able to maintain adequate tissue perfusion. In this stage, the body is unable to effectively deliver oxygen and nutrients to the organs and tissues, leading to a life-threatening condition. Prompt medical intervention is necessary to stabilize the patient's condition and prevent further deterioration.

Given the information provided, the most likely explanation for the patient's symptoms is congestive heart failure (CHF). The presence of bilateral crackles suggests fluid accumulation in the lungs, which is a common sign of CHF. The patient's history of a previous heart attack and recent discontinuation of medications further support this suspicion. Pneumonia could also cause similar symptoms, but the patient's cardiac history makes CHF a more likely diagnosis. Myocardial infarction (MI) and cardiac tamponade are less likely explanations based on the given information.

The given values of pH, PaCO2, and HCO3 indicate a respiratory acidosis. A pH of 7.29 is below the normal range (7.35-7.45), indicating acidosis. PaCO2 of 68.2 mmHg is above the normal range (35-45 mmHg), indicating an excess of carbon dioxide in the blood, which is characteristic of respiratory acidosis. HCO3 of 26 is within the normal range (22-28 mEq/L), suggesting that compensation has not occurred. Therefore, the correct answer is respiratory acidosis.

The given values indicate a pH of 7.49, which is higher than the normal range of 7.35-7.45. This indicates alkalosis. Additionally, the PaCO2 is 24 mmHg, which is below the normal range of 35-45 mmHg. This indicates a decrease in CO2 levels, which is consistent with respiratory alkalosis. The HCO3 level of 22 is within the normal range, suggesting that it is not the primary cause of the alkalosis. Therefore, the correct answer is respiratory alkalosis.

The given values of pH, PaCO2, and HCO3 indicate a respiratory acidosis. A pH of 7.30 is lower than the normal range (7.35-7.45), which suggests acidosis. The PaCO2 value of 64 mmHg is higher than the normal range (35-45 mmHg), indicating an excess of carbon dioxide in the blood, which is associated with respiratory acidosis. The HCO3 value of 26 is within the normal range (22-28 mEq/L), suggesting that the kidneys are compensating for the acidosis by retaining bicarbonate. Therefore, the correct answer is respiratory acidosis.

pg. 940

Epiglottitis is a condition characterized by inflammation and swelling of the epiglottis, a flap of tissue that covers the entrance to the trachea. The sudden onset of fever, stridor (high-pitched breathing sound), drooling, and difficulty breathing are classic symptoms of epiglottitis. This condition is a medical emergency and can rapidly progress to airway obstruction, leading to respiratory distress. Prompt recognition and intervention are crucial to prevent life-threatening complications. Anaphylaxis, croup, and meningitis may also present with some similar symptoms, but the combination of fever, stridor, drooling, and respiratory distress is highly suggestive of epiglottitis.

SVT stands for supraventricular tachycardia, which is a rapid heart rhythm originating from above the ventricles. It is characterized by a fast and regular heart rate, usually above 100 beats per minute. Sinus tach, on the other hand, refers to a fast heart rhythm originating from the sinus node, which is the heart's natural pacemaker. A-flutter and V-tach are both abnormal heart rhythms originating from the atria and ventricles, respectively. Therefore, the correct answer is SVT because it describes a rapid heart rhythm originating above the ventricles.

The macula is located in the retina. The retina is the innermost layer of the eye that contains light-sensitive cells called photoreceptors. The macula is a small, specialized area in the center of the retina that is responsible for central vision and allows us to see fine details clearly. It contains a high concentration of cone cells, which are responsible for color vision and visual acuity.

pg. 2038

Metoprolol is classified as a beta blocker. Beta blockers work by blocking the effects of adrenaline on the beta receptors in the body, which helps to lower blood pressure and reduce the workload on the heart. Metoprolol is commonly prescribed to treat conditions such as hypertension, angina, and heart failure. It is also used to prevent heart attacks in patients who have already had one.

After delivering a baby at 33 weeks with labored breathing, the first step is to warm, dry, and stimulate the baby. This helps to stimulate the baby's breathing and can improve their overall condition. Ventilations with a bag-valve-mask (BVM) and an oropharyngeal airway (OPA) may be necessary if the baby's breathing does not improve after warming, drying, and stimulating. Starting CPR or cutting the cord are not the appropriate initial steps in this situation.

pg. 999 - clots formed during a-fib may become emboli that block circulation elsewhere in the body

ACE inhibitors are commonly prescribed for hypertension (Htn) and congestive heart failure (CHF). These medications work by blocking the action of an enzyme called angiotensin-converting enzyme (ACE), which helps to relax blood vessels and reduce fluid buildup in the body. By inhibiting ACE, these drugs help to lower blood pressure and improve heart function in patients with hypertension and congestive heart failure.

pg. 12

Slander refers to a false verbal statement that harms someone's reputation. It involves making false statements about someone that can damage their good name or character. Slander is a form of defamation and can result in legal consequences for the person making the false statement.

Based on the given information, the patient is experiencing very painful contractions that have turned into constant pain. Additionally, the patient is altered, tachycardic (tachy), and clammy. These symptoms are indicative of a serious condition called uterine rupture. Uterine rupture occurs when the uterine wall tears during pregnancy, typically during labor. This can lead to severe pain, altered mental status, rapid heart rate, and clamminess due to internal bleeding. Therefore, based on the symptoms described, uterine rupture is the most likely explanation for the patient's condition.

The sudden onset of dyspnea, anxiety, cyanosis, and chest pain are classic symptoms of a pulmonary embolism. A pulmonary embolism occurs when a blood clot travels to the lungs and blocks blood flow. This can lead to a decrease in oxygenation, causing cyanosis and shortness of breath. Chest pain can occur due to the strain on the heart caused by the clot. MI (heart attack), cardiac tamponade, and stroke may also present with some similar symptoms, but the sudden onset of dyspnea and chest pain is more indicative of a pulmonary embolism.

pg. 1128

SPANS

pg. 1745
*ruptured aneurysm

Verapamil is classified as a calcium channel blocker. Calcium channel blockers work by blocking the flow of calcium ions into the smooth muscle cells of the heart and blood vessels. This helps to relax and widen the blood vessels, reducing blood pressure and improving blood flow. Verapamil is commonly used to treat high blood pressure, angina (chest pain), and certain heart rhythm disorders.

pg 2042-2043

326

The given question is asking for the conversion of 98.6 degrees Fahrenheit to degrees Celsius. To convert Fahrenheit to Celsius, you subtract 32 from the Fahrenheit temperature and then multiply the result by 5/9. In this case, when you subtract 32 from 98.6, you get 66.6. Then, when you multiply 66.6 by 5/9, you get 37. Therefore, 98.6 degrees Fahrenheit is equal to 37 degrees Celsius.

Cholecystitis is the inflammation of the gallbladder, which can be triggered by consuming a fatty meal. The gallbladder stores bile, which helps in the digestion of fats. When a fatty meal is consumed, the gallbladder contracts to release bile into the small intestine. In the case of cholecystitis, the gallbladder becomes inflamed, usually due to the presence of gallstones that block the bile ducts. This inflammation can cause abdominal pain that typically starts a few hours after eating a fatty meal. Therefore, cholecystitis is the most likely condition to cause abdominal pain after consuming a fatty meal.

pg. 1221



UTI pts are usually stable but if left untreated can lead to pyelonephritis which presents unstable. 

The initial defibrillation setting for pediatric patients is 2 j/kg. This means that for every kilogram of the child's body weight, a 2-joule shock is delivered. This setting is based on the current guidelines for pediatric resuscitation and is considered safe and effective in delivering the necessary energy to restore normal heart rhythm in children.

Aspirin is used in an MI (myocardial infarction) to reduce mortality. This is because aspirin works as a blood thinner, preventing blood clots from forming in the arteries. In an MI, a blood clot can block the blood flow to the heart, leading to tissue damage and potentially death. By reducing the risk of blood clot formation, aspirin helps to prevent further damage to the heart and improve survival rates.

pg. 2444

Leukemia is a type of cancer that affects the bone marrow and blood. It leads to the production of abnormal white blood cells, which weakens the immune system. As a result, individuals with leukemia have a compromised immune system and are more susceptible to infections. Therefore, frequent infections are a common occurrence in patients with leukemia.

In this scenario, the 3-year-old patient is experiencing a seizure and is hot to the touch. Removing clothing to begin cooling is the most appropriate action. Seizures can cause an increase in body temperature, and cooling the patient can help prevent further complications. Removing clothing allows for better heat dissipation and can help lower the body temperature. It is important to address the elevated body temperature promptly to prevent potential brain damage or other complications associated with prolonged seizures.

In this scenario, the patient has no pulse but shows normal sinus on the monitor. This suggests a potential metabolic cause for the cardiac arrest, such as severe acidosis. Sodium bicarbonate is commonly used in cardiac arrest situations where metabolic acidosis is suspected or confirmed. It helps to correct the acid-base imbalance and improve the effectiveness of CPR. Therefore, after administering epinephrine, the next appropriate medication to administer would be sodium bicarbonate.