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julia7c
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Last updated: March 6, 2025
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First submittedMarch 6, 2025
Times taken3
Average score65.2%
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Answer
an opening on the body surface that allow air to enter an insects tracheal system
spiracles
where are spiracles located
exoskeleton
how do insects regulate water loss through the spiracles
open and close
what are air filled tubes branching throughout the insects body
tracheae
what do tracheae do
deliver oxygen and remove carbon dioxide from cells
what lines the tracheae to prevent it from collapsing
chitin
what are tracheoles
smallest tracheal branches which penetrate insect tissues
how does air flow the insect tracheal system
spiracles, tracheae,tracheoles
what are the organs of gas exchange in bony fish
gills
where are the gills located in bony fish
operculum
what is countercurrent flow
blood and water flow over the gills in opposite direction
how do plants obtain oxygen for aerobic respiration
from the atmosphere through the stomata
what are stomata
pores that open and close
where is stomata located
lower epidermis
what adaptations do plant leaves have to reduce water loss
waxy cuticle, guard cells
what are plants adapted to survive in dry conditions
xerophytes
which part of the plant reduces water loss
upper epidermis
what's the function of mesophyll
photosynthesis
which tissue has stomata surrounded by guard cells
lower epidermis
what does the vascular tissue do (phloem and xylem)
transports water and nutrients
out of inspiration and expiration, which one is an active process
inspiration
what is ventilation
constant movement of air in and out the lungs
which main muscles are involved in ventilation
diaphragm, internal intercostal muscles, external intercostal muscles
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