Module 3 keywords

Questão	Responda
Alveoli	Tiny folds of the lung epithelium to increase the surface area. We have many in our lungs.
Bronchi & bronchioles	Small airway leading to the lungs, bronchi divide into many bronchioles
Diaphragm	A layer of muscle beneath the lungs, when it contracts its flattened, when its relaxed it is dome shaped.
INtercostal muscles	Muscles between the ribs. Humans have both external and internal ones.
Trachea	The main airway leading from the back of the mouth to the lungs.
Ventilation	The refreshing of the air in the lungs, so that there is a higher oxygen concentration than in the blood, and a lower carbon dioxide concentration
Breathing rate	The number of breaths per minute
Oxygen uptake	The volume of oxygen absorbed by the lungs in one minute
Tidal volume	The volume of air inhaled or exhaled in one breath, usually meaured at rest
Vital capacity	The greatest volume of air that can be expelled from the lungs after taking the deepest possible breath.
Buccal cavity	(Fish) the mouth
Countercurrent flow	Where two fluids flow in opposite directions
Filaments	Slender branches of tissue that make up the gill.
Lamellae	Folds of the filament to increase surface area.
Operculum	Bony flap that covers and protects the gills.
Spiracle	An external opening or pore that allows air in or out of the tracheae in insects.
Tracheal fluid	(insects) The fluid found at the ends of the tracheoles in the tracheal system.
Tracheal system	(insects) A system of air-filled tubes
Double circulatory system	One in which the blood flows through the heart twice for each circuit of the body
Single circulatory system	One in which the blood flows through the heart once for each circuit of the body.
Arteries	Vessels that carry blood away from the heart
Arterioles	small blood vessels that distribute blood from an artery to the capillaries
Capillaries	very small vessels
Veins	vessels that carry blood back to the heart
venules	small blood vessels that collect blood from capillaries and lead to veins
Closed circulatory system	One in which the blood is held in vessels
Open circulatory system	One in which the blood is not held in vessels
Hydrostatic pressure	The pressure that a fluid exerts when pushing against the sides of a vessel or container
Oncotic pressure	The pressure created by the osmotic effects of solutes
Bradycardia	Slow heart rate
Tachycardia	Rapid heart rate
Chloride shift	The movement of chloride ions into erythrocytes to balance the charge as hydrogencarbonate ions leave the cell
Bohr effect	The effect that extra carbon dioxide has on the haemoglobin, explaining the release of more oxygen
Plasmodesmata	Gaps in the cell wall of phloem
Hydrophyte	A plant adapted to living in water
Xerophyte	A plant adapted to living in dry conditions
Sink	A part of the plant where assimilates are removed from the transport system
Source	A part of the plant that loads assimilates into the transport system
Translocation	The transport of assimilates throughout a plant

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	Criado por Maddie Wright mais de 6 anos atrás