Chapter 4 Exam 1 Flashcards
(107 cards)
hollow sphere of cells in the lungs where oxygen and carbon dioxide are exchanged
alveolus
rounded top of each lung
apex
tubular air passageway supported by cartilage rings
bronchus
small tubular passageway that brances off from a bronchus and then branches into several alveoli
bronchiole
pertaining to the heart and lungs
cardiopulmonary
cardiopulmonary word breakdown
cardi/o- heart pulmon/o- lug
muscular sheet that divides the thoracic cavity from the abdominal caity
diaphragm
lidlike structure that seals off the larynx; so that swallowed food goes into the esophagus; not into the trachea
epiglottis
structure that contains the vocal cords and is a passageway for inhaled and exhaled air. Also known as the voicebox
larynx
large division of a lung; visible on the outer surface
lobe
organ of respiration that contains alveoli
lung
small cavity within the thoracic cavity; contains the trachea; heart and esophagus
mediastinum
the throat; shared passageway for both air and food
pharynx
double layereed serous membrane
pleura
wall of cartilage and bone that divides the nasal cavity into right and left sides
septum
septum word breakdown
sept/o- septum (dividing wall)
hollow space that is filled with the lungs and structures in the mediastinum
thoracic cavity
vertical tube with c shaped rings of cartilage in it. Air passageway between the larynx and the bronchi
trachea
trachea word breakdown
trache/o- trachea (windpipe)
includes the trachea; bronchi; and bronchioles
bronchial tree
hyperactivity of the bronchi and bronchioles with bronchospasm
asthma
contraction of the smoothe muscle
bronchospasm
prolonged; extremely sever; life-threatening asthma attack
status asthmaticus
acute or chronic inflammation or infection of the bronchi
bronchitis