gas exchange Flashcards
an ideal respiratory gases are exchanged betweene the organism and its environment through the _____
membrane
hemoglobin contains the metallic element ____
iron
the “thin moist respiratory membrane” of the grasshopper is present at the ends of the _______
trachiole pipes
the openings of the grasshopper’s respiratory system are called ____
spiracles
the earthworm has a ___ respiratory surface but the human has a ____ surface
external
internal
during swallowing, food is prevented from entering the trachea by the _____
epiglotis
the exchange of gases between the body cells and the blood is part of _____ respiration
external
most of the carbon dioxide is carried by the blood in the form of ________
bicarbonate ions
oxygen is carried by red blood cells in the form of ______
oxyhemeoglobin
spiracles are used in insects to
breathe
in humans, a thin, moist respiratory membrane is present at the
alveoli
which is a direct result of the increase of carbon dioxide in the blood?
increased rate of breathing
the exchange of gases in human lungs takes place in the
alveoli
the exchange of gasses between the cells and the blood is part of
a. expiration
b. external mechanical respiration
c. internal mitochondrial cellular respiration
b
during inhalation, the diaphragm is
a lowered
b raised
a
3 things your nasal cavity has
ciia
mucus
blood capillaries
