Module 24 KT Flashcards
adventitious
extra, abnormal sounds of breathing - wheezing or crackles
alveoli
small air sacs; the site of gas exchange
angina
a temporary imbalance between the amount of oxygen needed by the heart and the amount delivered to the heart muscles, causing chest pain or discomfort
atelectasis
incomplete lung expansion or the collapse of alveoli
atria
the upper chambers of the heart; receive blood from the superior and inferior vena cava and the left and right pulmonary veins
atrioventricular (AV) node
a mass of tissue located at the bottom right atrium
atrioventricular bundle
a group of fibers; also known as the bundle of His
bradypnea
slow breathing
bronchial
loud high pitched sounds heard primarily over the trachea and larynx
bronchovesicular
medium pitched blowing sounds heard over the major bronchi
capnography
a technique used to measure the carbon dioxide levels in expired gas
cardiopulmonary
the demand for oxygen is met by the function of the respiratory and cardiovascular systems
cardiovascular
the heart and blood vessels
cilia
microscopic hair-like projections
circulation
the continuous one-way circuit of blood through the blood vessels
crackles
frequently heard on inspiration, are soft, high pitched discontinuous (intermittent) popping sounds; they are produced by air passing through fluid in airways
diffusion
the movement of gas or particles from areas of higher pressure or concentration to areas of lower pressure or concentration