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Ecdysis
Shedding of cuticle
TERM 2
Cuticle
DEFINITION 2
Non living external layer secreted by the epidermis.
TERM 3
Saprozoic
DEFINITION 3
Absorb Liquid
TERM 4
Coprozoic
DEFINITION 4
Eating of feces
TERM 5
Phylum of 'horsehair worms'
DEFINITION 5
phylum Nematomorpha
Phylum of "Water Bear"
Phylum Tardigrada
TERM 7
Cryptobiosis
DEFINITION 7
"Metabolism Imperceptible" Gradual Drying (around 24
hours), turns into a 'speck of dust' for an extended period of
time when conditions are unfavorable, goes from 85 to 3
percent moisture- Virtually indestructible in dust form. Add
H2O= 'Instant Water Bear'
TERM 8
Metamerism
DEFINITION 8
Serially repeating units (segments)
TERM 9
Septa
DEFINITION 9
Between units; separate. Muscles attach to septa, allow
precise movements.
TERM 10
Largest class of Annelids, fully aquatic
DEFINITION 10
Class Polychaeta
Class of Leeches
Class Hirudinida
TERM 17
Characteristics of Hirudinida
DEFINITION 17
Primarily fresh water. flattened dorsoventrally. Clitellum
visible at breeding. No Setae. Lacunae Posterior and anterior
suckers.
TERM 18
Lacunae
DEFINITION 18
Allow leeches to expand after a blood meal.
TERM 19
Functions of exoskeleton in arthropods
DEFINITION 19
Protection muscle attachment use as levers for rapid
locomotion
TERM 20
Chitin
DEFINITION 20
Nitrogenous polysachharide that makes of the cuticule of
arthropods.
Apodermes
Infoldings of the exoskeleton to allow for muscle attachment.
TERM 22
Subphylum Chelicerata
DEFINITION 22
Includes class Merostomata and Arachnida.
TERM 23
Class Merostomata
DEFINITION 23
Horseshoe crabs Telson and carapace- not segmented,
basically in two chunks.
TERM 24
Order Araneae
DEFINITION 24
Spiders
TERM 25
Chelicerae
DEFINITION 25
Specialized mouth parts of the chelicerata, used to inject
venom into prey. Hollow- "fangs."
Tubular Heart
dorsal aorta-not a closed system "like a pump in a bathtub"
TERM 32
Uric Acid
DEFINITION 32
Purely concentrated nitrogen waste, formed as a solid crystal
to minimize water loss.
TERM 33
mechanoreception
DEFINITION 33
Detecting surroundings through touch and vibrations.
TERM 34
tympanic membrane
DEFINITION 34
"ear drum"- organ of hearing
TERM 35
Ommatidia
DEFINITION 35
Individual units on the compound eye of an arthropod.
Resilin
flubber like structure that allows arthropods to pocess 'super
strength
TERM 37
Nematocysts
DEFINITION 37
A cnidocyte, cnidoblast, or nematocyte is a type of venomous
cell unique to the phylum Cnidaria (corals, sea anemones,
hydrae, jellyfish, etc.).
