a and p - 1. When a doctor uses a stethoscope, what is...

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1. When a doctor uses a stethoscope, what is being monitored? a) The sound made by the electricity spreading through the heart. b) The sound made by the vibration of the heart and blood as pumping occurs. c) The sound made by the contractile molecules of the muscles of the heart as they contract. d) None of the above. 2. Which of the following conditions can cause irregularities in the sound of the heart? a) Moderate bradycardia. b) Mild mitral valve regurgitation. c) Mild atherosclerosis of the coronary arteries. d) Both a and b. 3. What is a murmur? a) A rumbling or blowing sound that is made by the heart, often by malfunctioning heart valves. b) A wheezing sound made by lungs, particularly during pneumonia, that may be superimposed on the heart sounds. c) A clicking sound made by artificial heart valves, especially when there is a failure in such devices. d) A low frequency sound heard as venous blood fills the atria of the heart, which is pronounced during heart attacks. Doctor's Question Based on your examination, what do you conclude? a) The heart sound shows a pronounced continuous systolic murmur. b) The heart sound shows a prolonged blowing murmur, indicating valve failure. c) The heart sound shows the first and second sound to be abnormal. d) The heart sound is normal. 1. How are the echocardiography images made? a) An X-ray machine takes a series of pictures and the results are then displayed with a computer. b) Images are built by scanning the interior of the heart with a powerful fiberoptic device. c) Images are compiled from ultrasound reflected from the heart tissue. d) Images are obtained using radar. 2. What do orange and blue colors on the blood represent in Doppler echo images?
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a) The colors indicate whether the blood is moving toward or away from the probe. b) Orange represents oxygenated blood, blue de-oxygenated blood. c) The colors have no meaning; they are used to visualize the blood. d) The colors describe the temperature of the blood. Orange is warm blood; blue
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This note was uploaded on 04/18/2008 for the course PE 101 taught by Professor Drye during the Spring '08 term at Mississippi State.

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a and p - 1. When a doctor uses a stethoscope, what is...

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