1
Asthma is caused by a response of the:
A.immune system.
B.endocrine system.
C.cardiovascular system.
D.respiratory system.
A. immune system
Angina pectoris occurs when:
A.one or more coronary arteries suddenly spasm.
B.a coronary artery is totally occluded by plaque.
C.myocardial oxygen supply exceeds the demand.
D.myocardial oxygen demand exceeds supply.
D.myocardial oxygen demand exceeds supply.
The AED is MOST advantageous to the EMT because:
A.it is lightweight, easy to use, and safe for the EMT who is using it.
B.it delivers prompt defibrillation to patients with ventricular fibrillation.
C.it delivers an unlimited number of shocks with the same amount of energy.
D.its use does not require the presence of advanced life support personnel.
D.its use does not require the presence of advanced life support personnel.
When preparing to obtain a 12-lead ECG, the LL and RL electrodes should be placed:
A.anywhere on the arms.
B.on the lower abdomen.
C.on the thighs or ankles.
D.on either side of the chest.
C.on the thighs or ankles.
Muscle control and body coordination are controlled by the:
A.cerebellum.
B.brain stem.
C.cerebrum.
D.cerebral cortex.
A.cerebellum.
Common signs and symptoms of acute hyperventilation syndrome include:
A.altered mental status and bradycardia.
B.tachypnea and tingling in the extremities.
C.anxiety, dizziness, and severe bradypnea.
D.unilateral paralysis and slurred speech.
B.tachypnea and tingling in the extremities.
In contrast to the sympathetic nervous system, the parasympathetic nervous system:
A.prepares the body to handle stress.
B.dilates the blood vessels in the muscles.
C.causes an increase in the heart rate.
D.slows the heart and respiratory rates.
D.slows the heart and respiratory rates
The electrical impulse generated by the heart originates in the:
A.sinoatrial node.
B.coronary sinus.
C.atrioventricular node.
D.bundle of His.
A.sinoatrial node.
A 40-year-old patient without a history of seizures experiences a generalized (tonic-clonic) seizure. The LEAST likely cause of this seizure is:
A.a brain tumor.
B.epilepsy.
C.intracranial bleeding.
D.a serious infection.
B.epilepsy.
The three major parts of the brain are the:
A.midbrain, cerebellum, and spinal cord.
B.cerebrum, cerebellum, and brain stem.
C.cerebellum, medulla, and occiput.
D.brain stem, midbrain, and spinal cord.
B.cerebrum, cerebellum, and brain stem.
Dyspnea is MOST accurately defined as:
A.shortness of breath or difficulty breathing.
B.a complete cessation of respiratory effort.
C.labored breathing with reduced tidal volume.
D.a marked increase in the exhalation phase.
A.shortness of breath or difficulty breathing.
Most patients are instructed by their physician to take up to _______ doses of nitroglycerin before calling EMS.
A.five
B.three
C.two
D.four
B.three
The iliac arteries immediately subdivide into the:
A.posterior tibial arteries.
B.femoral arteries.
C.anterior tibial arteries.
D.peroneal arteries.
B.femoral arteries.
A patient who is experiencing aphasia is:
A.unable to produce or understand speech.
B.experiencing a right hemispheric stroke.
C.not able to swallow without choking.
D.usually conscious but has slurred speech.
A.unable to produce or understand speech.
When caring for a patient with documented hypoglycemia, you should be MOST alert for:
A.a febrile convulsion.
B.respiratory distress.
C.a seizure.
D.an acute stroke.
C.a seizure.
Alkalosis is a condition that occurs when:
A.the level of carbon dioxide in the blood increases.
B.dangerous acids accumulate in the bloodstream.
C.blood acidity is reduced by excessive breathing.
D.slow, shallow breathing eliminates too much carbon dioxide.
C.
blood acidity is reduced by excessive breathing.
Narrowing of the coronary arteries caused by a buildup of fatty deposits is called:
A.atherosclerosis.
B.arteriosclerosis.
C.angina pectoris.
D.acute ischemia.
A.atherosclerosis.
The right coronary artery supplies blood to the:
A.right ventricle and inferior wall of the left ventricle.
B.right atrium and posterior wall of the right ventricle.
C.left ventricle and inferior wall of the right atrium.
D.left ventricle and posterior wall of the right ventricle.
A.right ventricle and inferior wall of the left ventricle.
A patient who is possibly experiencing a stroke is NOT eligible for thrombolytic (fibrinolytic) therapy if he or she:
A.has a GCS score that is less than 8.
B.has bleeding within the brain.
C.is older than 60 years of age.
D.has had a prior heart attack.
B.has bleeding within the brain.
Which of the following clinical signs is MOST suggestive of a ruptured aneurysm?
A.Confusion and weakness
B.Nasal discharge of blood
C.Sudden, severe headache
D.Unilateral hemiparesis
C.Sudden, severe headache
A dissecting aortic aneurysm occurs when:
A.all layers of the aorta suddenly contract.
B.the inner layers of the aorta become separated.
C.the aorta ruptures, resulting in profound bleeding.
D.a weakened area develops in the aortic wall.
B.the inner layers of the aorta become separated.
Prior to attaching the AED to a cardiac arrest patient, the EMT should:
A.assess for a pulse for 20 seconds.
B.contact medical control.
C.dry the chest if it is wet.
D.perform CPR for 30 seconds.
C.dry the chest if it is wet.
When documenting a patient’s description of his or her chest pain or discomfort, the EMT should:
A.document his or her own perception.
B.underline the patient’s quotes.
C.use the patient’s own words.
D.use medical terminology.
C.use the patient’s own words.
Components of the Cincinnati Prehospital Stroke Scale include:
A.speech, pupil reaction, and memory.
B.arm drift, speech, and facial droop.
C.facial droop, speech, and pupil size.
D.arm drift, memory, and grip strength.
B.arm drift, speech, and facial droop.
Which of the following conditions would MOST likely affect the entire brain?
A.Ruptured cerebral artery in the occipital lobe
B.Respiratory failure or cardiopulmonary arrest
C.Reduced blood supply to the left hemisphere
D.Blocked cerebral artery in the frontal lobe
B.Respiratory failure or cardiopulmonary arrest
In order for efficient pulmonary gas exchange to occur:
A.there must be low quantities of pulmonary surfactant to allow for full alveolar expansion.
B.the percentage of inhaled carbon dioxide must exceed the percentage of inhaled oxygen.
C.the pulmonary capillaries must be completely constricted and the alveoli must be collapsed.
D.oxygen and carbon dioxide must be able to freely diffuse across the alveolar–capillary membrane.
D.
oxygen and carbon dioxide must be able to freely diffuse across the alveolar–capillary membrane.
In what area of the lungs does respiration occur?
A.Trachea
B.Bronchi
C.Capillaries
D.Alveoli
D.Alveoli
The two processes that occur during respiration are:
A.ventilation and diffusion.
B.inspiration and expiration.
C.diffusion and oxygenation.
D.oxygenation and ventilation.
B.inspiration and expiration.
When assessing for fluid collection in the lungs during auscultation of lung sounds, you should:
A.start at the lower lung fields and determine at which level you start hearing clear breath sounds.
B.pay special attention to the exhalation phase because this is when you will likely hear rales or rhonchi.
C.auscultate the posterior chest first and compare the apex of one lung to the base of the opposite lung.
D.note the presence of a high-pitched whistling sound, which is an indicator of fluid in the lungs.
start at the lower lung fields and determine at which level you start hearing clear breath sounds.
Which of the following is MOST characteristic of adequate breathing?
A.22 breaths/min with an irregular pattern of breathing and cyanosis
B.30 breaths/min with supraclavicular retractions and clammy skin
C.20 breaths/min with shallow movement of the chest wall and pallor
D.24 breaths/min with bilaterally equal breath sounds and pink skin
D.24 breaths/min with bilaterally equal breath sounds and pink skin