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8 Cards in this Set

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PTTH function
Activates prothoracic gland, thereby regulating synthesis of ecydsteroids
Triggers for PTTH release
Stretch receptors after large meal (or any liquid) = Rhodnius, photoperiod/temperature

Ring gland
Has Prothoracic gland and corpus allatum in higher Diptera, found elsewhere in other insects
Ecdysteriods synthesized by what?
prothoracic gland

Corpus allatum
Synthesizes and releases JH
Primary function of JH
modify action of ecdysteroids by preventing switch in commitment of epidemral cells
Ecdysone with JH = what?
Moulting
Ecdysone without JH = what?
Moulting and metamorphosis