Steve's EKG Final

True or False:  The 1500 rule means that you must count the number of small squares in between two R waves and divide that number into 1500 to get the heartrate in BPM?

True or False:  The flowpath of cardiac conduction starts in the SA node, then to the AV node, then to the bundle of His, then to the right and left bundle branches, and finally to the purkinje fibers?

True or False:  An elevated ST segment could indicate pericarditis or MI?

The first wave seen on an EKG printout is the _______ wave?

True or False:  The vertical line on an EKG printout represents voltage?

True or False:  When the doctor orders a patient to wear a Holter monitor, it is worn for no more than eight hours?

A patient's blood pressure is 120/80.  What pressure does the 120 indicate?

True or False:  The horizontal line of a EKG printout represents voltage?

True or False:  Atherosclerosis is the buildup of plaque (athero = glue or paste) on the inside walls of an artery

____________________ means the heartbeat is too slow?

From the following blood pressures what is the best reading?120/70120/60115/60

True or False:  Several waveforms grouped together is called complex?

True or False:  Blood pressure of 130/85 indicates high normal blood pressure?

_________________ means the heart is beating too fast?

The wires used during an EKG test are called _______________?

What is hypotension?

• Low blood pressure

• High blood pressure

• Stage IV

• Stage III

What are the four chambers of the heart?

• Right aorta, right ventricle, left aorta, left ventricle

• Right atrium, right ventricle, left atrium, left ventricle

• Two atria and two verticles

• AV left and right, up and down

____________________ is the normal body temperature for a human body?

What is the medical term for blood pressure cuff?

• Sphygmomanometer

• Diostolic and Systolic

• Pressure indicator

• Pressure manometer

Which way measures temperature?

• Orally, by mouth

• Axillary, by armpit

• Tympanic, by ear

• All of the above

True or False:  High blood pressure is divided into four stages?

What is a myocardial infarction (MI)?

• Lack of breath to the lungs

• Measurement of the cardiac output

• Lungs stop supplying blood to the body

• Heart attack

What are the four common vital signs performed in a doctor's office?

• Pulse, blood pressure, respiration, temperature

• Pulse, weight, height, temperature

• Temperature, blood pressure, ear infection test, palpate

• Family history, eating habits, temperature, pulse

A patient's blood pressure is 140/100.  What pressure does the 100 indicate?

The most common patient position for performing an EKG is _____________?

The beginning of the Q wave to the end of the S wave is called the __________________?

True or False:  Arteriosclerosis only applies to the hardening of the arteries that supply the heart?

What is the medical term for the fluid filled sac surrounding the heart?

• Pericardium

• Epicardium

• Endocardium

• Indocardium

On a 12-lead EKG, how many electrodes are attached to the body?

• 10

• 12

• 8, not including ground

• 14, including ground

On all EKG machines, what is the standardized paper movement rate?

• 25 mm/sec

• 2.5 mm/sec

• 25 mm/min

• 2.5 mm/min

Rectal temperature, readings taken by inserting the thermometer through the anus and into the rectum are usually performed on ______________?

What does an EKG measure?

• Measures the 25mm per second that the paper moves

• Measures the plot of the x and y axis

• Measures the electrical activity of the heart

• Measures the signal from the brain to the heart

Why is the SA node called the pacemaker?

• Because it is where the electrical impulses are generated and is the starting point of the heart's conduction system

• Because the generated electrical impulses travel to the AV node through special heart fibers

• Because it is where the sympathetic member vibrates when it receives electrical impulses

• None of the above

What part of the heart does the term endocardium indicate?

• Innermost layer of the heart that is lined with epithelial tissue

• Outermost layer of the heart where conduction takes place

• Middle layer of the heart that is lined with epithelial tissue

• Liquid filled sac that surrounds and cushions the heart

On an EKG printout, what is the line that is between forms called?

• Plane

• Plateau

• Segment

• Flat line

What are the unipolar augmented limb leads?

• Right arm = aVr

• Left arm = aVl

• Left leg = aVf

• All of the above

The hearts' electrical system is called the ________________?

• Polarity, negative and positive, switching

• Heart circuitry

• Body's on/off switch

• Cardiac conduction

What parts of the heart cause the lub-dub sound?

• The venous blood entering the superior and inferior vena cava

• The valves opening and closing

• The valves when they do not fully close

• The contraction of both ventricles

On an EKG printout, what is the PR interval?

• Just after the R wave (must use the 1500 rule)

• The same as the PR segment

• The wave and segment from the beginning of the P wave to the end of the PR segment

• Just after the Q wave (must use the 300 rule)

What is used to describe atrial flutter on the printout of an EKG?

• Spiking positive then negative once or twice

• Sawtooth pattern

• Waveform pattern

• Triangle pattern

Name and explain the two types of ischemia?

• Supply ischemia - supply of oxygen is too low for the demand

• Inverted ischemia - supply and demand of oxygen match inversely

• Demand ischemia - demand for oxygen exceeds the supply

• Both A and C

What is the middle muscle layer of the heart called and what does it do?

• Microcardium, houses the AV detectors

• Macrocardium, determines the contraction rate

• Myocadmium, measures the electrolytes in the blood

• Myocardium, gives the heart the ability to contract and relax

On an EKG printout, the base line is also called the ________________?

• Isoelectrotime line

• Isoelectrovoltage line

• Isoelectrobasal line

• Isoelectrical line

On an EKG printout, 1mV is equal to _______________?

• 10 mm

• 1.0 cm

• 10 cm

• 10 mV

You are performing a blood pressure check. The sound that you hear first is the __________?

• Murmur

• Diastolic

• Systolic

• Flutter

A patient's blood pressure reading is 156/98 on the first try and 140/90 on the second.  What do the values indicate?

• Low blood pressure

• Hypotension

• Average blood pressure

• Hypertension

What is the normal respiratory rate for an adult?

• 12 to 20 breaths per minute

• 10 to 25 breaths per minute

• 8 to 18 breaths per minute

• 15 to 24 breaths per minute

What is the purpose of taking the pulse of a patient?

• To check for sufficient bloodflow before applying the blood pressure cuff

• It is not the most important vital sign but it's still a good idea to take it if the doctor orders it

• Confirms the P wave on the EKG chart

• Measures the heartrate in beats per minute