Soc 17 - The Respiratory System Flashcards
What is respiration
the movement of air from outside the body into the cells within tissues.
What is the diaphragm
the primary muscle used in the process of inspiration, or inhalation. A dome-shaped sheet of muscle that separates the chest from the rest of the body cavity.
What is the trachea
The tube that takes air into the chest (also known as windpipe)
What is the bronchus (pl bronchi)
tube along which air passes from the trachea into the lungs.
What is the bronchiolis
smaller branches coming off the bronchi.
What is the alveoli
tiny sacs at the end of the bronchioles, where gas exchange takes place.
What is haemoglobin
a type of protein found in every red blood cell.
What is gaseous exchange
the delivery of oxygen from the lungs to the bloodstream and the removal of carbon dioxide from the tissues.
What is oxygen debt
The amount of oxygen needed at the end of a physical activity to break down any lactic acid.
What is anaerobic exercise
working at a high intensity level without oxygen for energy production.
What is VO2 max
the volume of oxygen an athlete can consume while exercising at maximum capacity.
