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Daance/ Quizzes

general studies

The T wave on an ECG tracing is evidence of what change in polarization? 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? epiglottis
Which of the following structures is most likely to cause obstruction of the airway when an anesthetized patient is lying in a supine posistion? tongue
Blood is pumped to the lungs from the heart through which of the following vessels? pulmonary artery
Which of the following is the normal sequences for the flow of blood through the heart and lungs? Right atrium,right ventricle, pulmonary artery, lungs, pulmonary vein, left atrium, left ventricle, aorta
The small, sac like structures located at the end of the respiratory tract in which oxygen and carbon dioxide are exchanged are called alveoi
Which of the following structures may be involved in a patient who has an upper respiratory infection? Nose, sinuses and pharynx
The soft tissue valve that covers the larynx and allows food to enter the esophagus is called the epiglottis
An artery located in the neck that is readily palpated when looking for a patients pulse is the common carotid
Which part of the eye loses its reflex action first during the induction of anesthesia? eyelid
A patient with a history of transient ischemic attacks (TIA) has had a temporary lessening of blood supply to the brain
Ischemic heart disease is a result of decreased blood flow in the coronary arteries
The main purpose of the review of systems is to obtain a careful evaluation of the patients medical history
A patient who has renal disease would be expected to have difficulty with which of the following? Drug excretion, drug metabolism, use of insulin, effective local anesthesia Drug excretion
The medical history is NOT used to document the socioeconomic status of the patient
Congestive heart failure can result in all of the following EXCEPT...bronchospasm, shortness of breath, pitting dependent edema or ascites Bronchospasm
normal blood oxygen saturation is an ASA (class)I patient ranges from? 95%-100%
Which of the following statement about the ASA physical status classification of patients is FALSE? it allows a surgeon to anesthetize a class V patient routinely
Patients with diabetes are at risk for oral and maxillofacial surgery because they are subject to postoperative infections
A patient who has had a myocardial infarction should wait how many months before having elective surgery? 6
Diazepam (valium) is used in outpatient oral and maxillofacial surgery to sedate the patient
Barbiturates are detoxified primarily in the liver
Rapid administration of anesthetic does of methohexital (brevital) can result in 1-hiccups 2 tachycardia 3- respiratory depression All of them
The reason that methohexital (brevitol) is considered to be ultrashort acting is because it is Not as highly bound to fat as thiopental
Oxygen is approximately what percent of room air 20%
Naloxon ( Narcan) is used primarily as a narcotic antagonsist
Recovery from ketamine (ketalar) anesthetics is sometimes associated with bad dreams
Local anesthetic containing epinephrine should be used cautiosly in patients who have cardiac dysrhythmias
which of the following is the major advantage for using propofol (diprovan) over methohecital (brevitol) Lower incidence of nausea and a shorter duration
Which of the following is an advantage of using a local anesthetic alone? 1. A preoperative history is not necessary, 2-the patient does not have to be NPO, 3-The patient can be left alone just after the injection 4- A driver is not necessary 2 & 4
in the united states, the standard color for a nitrous oxide cylinder is what color Blue
Blood pressure levels will most likely be falsely LOW when using an adult arm cuff on a small child
A monitoring device that gives information about both circulation and ventilation is the Pulse Oximeter
Ventilation can be monitored continously by use of an automated sphygomanometer (bp), Auscultation in the precordial or pretracheal region, and Observation of the rebreathing bag
A rocking or "see-sawing" rythm of the chest and abdomen may indicate airway obstruction
An increased heart rate may be caused by a painful stimuli
Capnography measure the.... level of carbon dioxide expired in each breath.
Syncope is the result of decreased cerebral blood flow
Cricothyroidotomy is the emergency procedure used to establish an airway when a patient experiences upper airway obstruction that prevents ventilation
Angina pectorois is most likely to be caused by heart disease
The most important reason an intravenous line should be established when a myocardial infarction is suspected is medications can be administered
Which of the arrhythmias is most dangerous?? ventricular fibrillation
The drug of choice for management of grand mal seizures is IV administration of Diazapam (valium)
Analgesia insensitivity to pain- ie analgesic =pain killer
Antecubital situated in front of the elbow
Anxiolytics drugs that reduce anxiety ;ie: diazepram (valium), midazolam (versed)
Apnea absence or cessation of breathing
Antiemetic a drug that counteracts nausea and vomiting
Artery a vessel that carries blood away from the heart to otherparts of the body
Asystole cardiac arrest in which there is no rhythm display and no contraction
Barbiturates a group of pharmacologic agents that have a sedative properties and produce amnesia and a hypnotic effect (brevital)
Bradycardia slow heart rate (less than 60 beats per minute)
Bundle of His a small band of atypical cardiac muscle fibers that propagates the atrial contraction rhythm to the ventricles
Capnography measurement and recording of the amount of carbon dioxide in expired air.
Center of Emotion a group of structures in the central portion of the brain stem that has an inhibitory influences on the heart action via the vagus nerve (tenth cranial nerve)
Emergence the awakening or return of consciousness of a petient following anesthesia.
hypercarbia an increased level of carbon dioxide
hyperpyrexia an increased body temperature
Hypertension abnormally high blood pressure
hypotension abnormally low blood pressure
hypoxia low levels of oxygen in the bodys tissue
induction the initiation of a state of unconsciousness during anesthesia
inferior alveolar artery artery that supplies blood to the mandible, teeth, lower lip and chin
Inferior vena cave the venous trunk from the lower extremities and abdominal viscera that empties blood into the right atrium of the heart.
Ischemia deficiency of blood to a body part, due to functional constriction of obstruction of a blood vessel.
normal sinus rhythm the normal rhythm of the heart containing P waves, QRS complexes and T waves with a regular rate of 60-100bpm
NPO Nothing by mouth (nil per os)
P wave a wave appearing on an ECG tracing that reflects the electrical activity that produces contraction of the atria.
Paroxysmal tachycardia a condition marked by sudden attacks of rapid heartbeats
PO (per os) By mouth
Potentiate to make stronger or enhance the effect of a drug or anesthetic agent
QRS complex an element appearing on an ECG tracing that reflects the activity that produces ventricular contraction.
Review of systems an organized set of questions asked during history taking that address each of the major body systems.
Syncope temporary suspension of consciousness due to generalized cerebral ischemia; fainting
T wave the EKG wave form that represents repolarization of the ventricles.
Tachycardia fast heart rate (greater than 100 beats per minute)
Tidal volume the amount of gas that is inspired or expired during one respiratory cycle.
Ventricular tachycardia a cardiac dysrhythmia in which there is rapid firing of an ectopic focus in the ventricles (with a rate of 140-200bpm) and a wide QRS complex with no p wave
the Mallampati Classification is what? the visual analysis of the oral/oropharyngeal anatomy.
Mallampati Classification Class I you can see the soft palate, fauces, uvula, anterior and posterior pillars
Mallampati Classification Class II you can see the soft palate, fauces and uvula
Mallampati Classification Class III you can see the soft palate and the base of the uvula.
Mallampati Classification Class IV Soft palate is not visible at all
Ketamine relaxes bronchial smooth muscle, which makes ketamine particularly useful in what type of patients? Asthmatic
Created by: katieweir
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