Exam (elaborations)
Medca EKG QUESTIONS, ANSWERS & RATIONALES 2024/2025
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Medca EKG QUESTIONS, ANSWERS & RATIONALES 2024/2025
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Medca EKG 2024Holter tracking - ANSrecords cardiac rhythm for a time period of 24 to 48 hours strain testing
Stress testing - ANSrecords and monitors cardiac rhythm during workout
Phonocardiograph Technicians - ANSoperate device used to document peculiar heart
sounds
Echocardiograph Technicians - ANSuse ultrasound equipment to create 2-dimensional
ultrasonic styles of the heart chambers and valves to stumble on problems and/or defects
Vectorcardiograph Technicians - ANSmonitor three-dimensional tracings of the hobby of the
heart
Sphygmomanometer - ANSblood strain cuff (used to measure blood stress)
The production and loss of warmth are generated and managed inside the -
ANShypothalamus and the brainstem
The common person oral (mouth) temperature is round - ANS98.6°F
The average person rectal (anus) temperature is around - ANS(0.5°F to 1°F better than oral
temperature) ninety nine.7°F
The average grownup axillary (arm pit) temperature is around - ANS(zero.Five°F to at least
one°F decrease than oral temperature) ninety seven.6°F
Systolic - ANScontraction of heart, MAXIUM arterial strain at some point of contraction of the
LEFT ventricle of the coronary heart.
Diastolic - ANSrelaxation and dilatation (expansion) of the coronary heart, MINIMUM arterial
pressure at some point of rest and dilatation of the coronary heart's ventricles whilst the
ventricles fill with blood.
Postural/Orthostatic Hypotension - ANSlow blood strain whilst a person goes from a sitting
or mendacity position to a status role
Medications which could purpose low blood pressure consist of: - ANSAlpha Blockers, Beta
Blockers, Diuretics, Certain antidepressants (tricyclic antidepressants), Drugs for Parkinson's
sickness, Sildenafil (Viagra), nitroglycerine
Postprandial Hypotension - ANSsudden drop in blood strain after eating.
(May affect human beings with high blood pressure or human beings struggling autonomic
fearful device issues).
, Neurally Mediated Hypotension - ANSlow blood stress from faulty brain signals, the
decrease blood strain after status for longer intervals (Mostly affect younger human beings)
Shy-Drager Syndrome - ANSmain feature: excessive orthostatic hypotension in combination
with very high blood strain when mendacity down.
Rare disease reasons modern harm to the autonomic apprehensive gadget, which controls
involuntary functions such as blood pressure, coronary heart fee, respiratory, and digestion.
Medications used to treat orthostatic hypotension (low blood stress whilst status up) -
ANS-fludrocortisone
-midodrine (Orvaten, Proamatine)
Normal Blood Pressure - ANS120/80 mmHg
Prehypertension variety - ANSsystolic pressure: 120 to 139 mmHg
diastolic pressure: 80 to 89 mmHg
Stage 1 high blood pressure range - ANSsystolic strain: one hundred forty to 159 mmHg
diastolic pressure: 90 to 99 mmHg
Stage 2 hypertension - ANSsystolic stress: 160 mmHg or higher diastolic strain: one
hundred mmHg or higher
Tachypnea - ANSabnormally speedy respiratory charges (greater than 20 breaths consistent
with minute)
Bradypnea - ANSabnormally low breathing rates (less than 12 breaths in line with minute)
Apnea - ANSbreathing absolutely stops or is notably reduced
Who invented the stethoscope in 1816? - ANSRene Laennec
Who invented the first electrocardiograph, weighing six hundred kilos, in 1903? - ANSWillem
Einthoven
Fetal heart charge is - ANStwice as speedy as the heart charge of an grownup
Heart is positioned between the - ANSlungs, within the center of the chest
Heart consist of a unique muscle mass referred to as the - ANSmyocardium
Heart consists of what 4 chambers? - ANS(upper chambers) right atrium and left atrium &
(lower chambers) right ventricle and left ventricle
Septum (wall of muscle) separates the - ANSseparates the atria (right and left atrium) & the
ventricles
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