RLE 101 - 3

• Flatness - is an extremely dull sound produced by very dense tissue such a muscle or bone.
• Dullness - is a thudlike sound produced by dense tissue such as the liver, spleen or heart.
• Resonance is a hollow sound such as that produced by lungs filled with air.
• Hyperresonance is not produced in the normal body.
• Hyperresonance - It is described as booming and can be heard over an emphysematous lung
• Tympany is a musical or drumlike sound produced from an air-filled stomach.
• Auscultation is the process of listening to sounds produced within the body
• tethoscope has both a flat disc diaphragm and a bell-shaped amplifier.
• diaphragm - best transmits high-pitched sounds
• bell - best transmits low-pitched sounds such as some heart sounds.
• Auscultated sounds - are described according to their pitch, intensity, duration, and quality.
• pitch - is the number of vibrations per second
• intensity refers to the loudness or softness of a sound
• Duration - length of a sound
• quality - a subjective description of a sound, for example, whistling, gurgling, or snapping.
• direct auscultation - listening to body sounds with the unaided ear
• indirect auscultation - listening by using a stethoscope.