NCSU ENT 201 Exam 2 2025 update | comprehensive
questions and verified answers (complete solutions) Exam
| GRADE A+!!
Shellac Durable, high gloss furniture finish produced by an Asian scale
insect.
skeletal muscle A muscle that is attached to the bones of the skeleton and
provides the force that moves the bones.
Synchronous muscle Muscle that contracts one time for a single nerve impulse
stridulation Sound produced by dragging a row of peg-like structures across a
file-like structure.
surgical maggots Fly larvae, raised in sterile conditions, used to remove necrotic
(dead) tissue from wounds.
Thysanura The primitively wingless insect order containing silverfish and their
relatives. Three tail appendages, scaled bodies, can molt as adults
(unlike virtually all other insects).
Trophyllaxis Sharing of gut contents between members of the same species,
either through regurgitation or defecation.
Tymbal In insects, a thickened plate of chitin connected to powerful
asynchronous muscles; deflection of the tymbal by the muscle
produces sound. Typified by cicadas.
Urticating seta Stinging setae found on some insects, including some caterpillars
Vector an organism transmitting a disease agent from an infected to an
unaffected host
Visceral Muscles Those that move the internal organs of an insect.
Flights Hot muscles required (80-105F)
Oviparous Lay an egg that hatches later
Quasisocial share a nest, cooperate in care of immatures
Share a nest, cooperate in brood care of young,
Eusocial
reproductive division of labor, overlapping generations.
Truly social.
Communal Share nest but no care of young
Semisocial share a nest, cooperate in brood care, division of labor
Subsocial some parental care of immatures
Allomone Chemical communication that is positive for sender but negative
for reciever
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