Terms in this set (46)
sensor/ tacticle function
chewing mouth part
jaws- chew/ taste food
brown, leathery, large, protects hindwing
thin, papery, different color (red), same flight, stabalize while jumping
direct jumps, move short distances
3rd period legs
have a tapered abdomen that end in a pointed egg laying tube called the ovisposter. Males have a more rounded abdomenthat turns upward.
how to determine the sex of a grasshopper...
*antennas (odor, touch, humidity, vibration, velocity, direction)
*ocelli ( light intensity0
which region of an insects body is specialized for sensory functions/
wings and jumping legs attached to thorax
which region of the insect's body is specialized for movement?
used for detecting light and maintaining flight stability
are used for color and motion, seeing
*mandible( helps chew food)
*Labium (helps chew/hold food)
* Maxillary palps (sense food characterizations)
* Labial palps ( contain sense organs that help choose what food to eat)
* Maxillae ( chew/ taste food)
what are grasshoppers mouthparts and their functions?
have little claws at the end of their feet/legs
How are the ends of the legs adapted for holding onto plants?
they are a lot bigger, more muscular with spring like tendons.
How is the third pair of legs adapted for jumping?
large trachael tubes that are a part of the respiratory system
what system do spiracles open into on a grasshopper?
All segments in abdomen except last 2. None on thoraic segments.
do all abdominal segments have spiracles? are there any spiracles on the thoraic segment?
if the grasshopper has a split tail it is a female. If not it is a male.
How do you determine the sex of a grasshopper?
use the ovisposter to deposit eggs in a hole dug by 3 specialized horns that extend from the abdomen
How do grasshoppers dig holes to lay their eggs?
external opening for air entry
enter small lateral openings
Where are the spiracles located?
Where are the legs located?
How many antennae?
How many pairs of wings?
On what section is the tympanic membrane?
what is the function of the tympanic membrane?
body sections with no appendages.
3 (6 total)
How many pairs of legs?
cover antennae and exoskeleton and are sensitive to movement and touch.
air from spiracles enters these tubes and circulates through the body.
similarity in appearance
4 stages, controlled by internal chemicals
beginning of life
(catepillar) free living wormlike stage.
(cocoon) period of reorganization where tissues and organs are reorganized.
emerges from the pupa: sexually mature
the immature stage looks like the adult stage of the insect, 3 stages
surrounded by protective shell that contains nutritious food for the offspring.
hatches from the egg
occurs after the nymph molts several times
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