ENTO 208
What is metamorphosis?
A change in form resulting from normal development
The development of silverfish can be decribed as __________?
Ametabolous
_____________ metamorphosis is development in an insect characterized by no real change between the young and the adult
Ametabolous
The order Aranae is found in which class?
Arachnida
The order Scorpionida is found in which class?
Arachnida
Irrational fear of spiders is called _____________-.
Arachnophobia
Viruses vectored by arthropods are so common that we call them ____________.
Arbovirus
_____________transmission is considered the most common and efficient mechanism of vector-borne disease transmission.
Biological
What vectors Babesia bigmina?
Boophilus annulatus
Fleas are responsible for spreading which of these diseases?
Bubonic Plague
The study of setal patterns on insects is known as:
Chaetotaxy
Kissing bugs are responsible for spreading which of these diseases?
Chagas Disease
The least specialized type of mouthparts in insects is:
Chewing type
Which of these countries is the largest producer of honey world wide (according to your reading)?
China
Which of these has a hemoglobin-like substance?
Chironomids
Which of the following arthropod classes has two body regions and 2 pairs of legs on each body segment?
Diplopoda
Which insect is hemimetabolous?
Dragonfly
The actual act of shedding the old exoskeleton is called _____________.
Ecdysis
The irrational fear of insects is known as __________.
Entomophobia
The fluid-filled body cavity of arthropods is called:
Haemocoel
__________refers to the capability of systems to self-stabilize in response to external forces or stressors, or more simply the capability of systems to maintain homeostasis refers to the capability of systems to self-stabilize in response to external forces or stressors, or more simply the capability of systems to maintain homeostasis.
Homeostatic capacity
Clusters of undifferentiated cells present in holometabolous larvae that are replaced with adult structures during the pupal stage are called:
Imaginal discs
Which of these has palps?
Labium and Maxillae
Insect growth is almost entirely restricted to which stages of development?
Larval
Which is a major downside of having a high surface to volume ratio?
Lose more heat and water
A type I survivorship curve exhibit what type of life history?
Low death rates in young and middle age followed by high death rates as they get older.
Chewing mouthparts are known as:
Mandibulate
"In moths, what mouth part makes up the bulk of the feeding tube? "
Maxillae
Which of the mouthparts is extremely long in butterflies and moths?
Maxillae
Which insect has haustellate mouthparts?
Mosquitos
"What is the most widespread form of host invasion by arthropods, according to your reading? "
Myiasis
The young of a hemimetabolous insect is known as:
Niad
How many instars does an adult cockroach have?
None--the adult doesn't molt
The precursor to eggs in the female insect is called:
Ovarioles
Which of these disease agents use freshwater snails and crabs or crayfish as intermediate hosts?
Paragonimus westermani
The delusional disorder that manifests itself as people believing they are constantly being bitten by insects is called delusory ___________.
Parasitosis
"The ""claws"" on scorpions are know as:"
Pedipalip
"Arthropod" is a(n):
Phylum
Which of these vitamins and nutrients are found in high concentrations in edible insects?
Protein Vitamin B1 Iron Beneficial fats Vitamin B3
The inflammation of the nasal mucosa due to allergies is called __________
Rhinitis
Most arthropods have what type of reproduction?
Sexual
Which of the following is a venomous arthropod?
Spider, Centipede, Scorpion, Arachnida (All of these)
The opening on an arthropod body surface that allow for air transfer is called:
Spiracle
The ______________ nervous system regulates endocrine function and coordinates alimentary functions
Stomatogastric
A(n) _____________ allergic reaction is when the allergic reaction spreads from a limited area of one organ to other organ systems in the body.
Systemic
Why is entomophagy becoming more popular?
The demand for protein in the global population is rising. It is less expensive to produce insects than maintain livestock. The rearing of insects for consumption is better for the environment by producing less greenhouse gasses. The cost of animal protein is rising.
What is the life history of an organism?
The sequence of events in an organism's life that relate to its survival and reproduction
According to your reading, what is one of the major "jobs" of living organisms?
To pass on their genes to the next generation
"In arthropods, what is the tube that shuttles air to the inside of the body (inside the body, not on the surface)?"
Trachea
The terminal end of the respiratory system that is the principal site of gas exchange is:
Tracheoles
Most insects have what type of survivorship curve?
Type III
Irrational fear of ticks and mites is called _____________.
acarophobia
Which organ functions to increase the volume of inspired and expired air?
air sacs
Homeostasis is:
balance within the body
Crustacea have what body regions?
cephalothorax and abdomen
The area that holds food just after swallowing before mechanical digestion is called:
crop
The corneal lenses of each ommatidium of the compound eye are made of modified:
cuticle
The term oviparous refers to which reproductive strategy?
egg-bearing
The insect cuticle is secreted by the:
epidermis
A non-living object that spreads disease is called a(n)___________. A non-living object that spreads disease is called a(n)___________.
fomite
Which insect is regularly used as a model organism for genetic studies?
fruit flys
What are the thickened regions of nerve chords containing lots of nerve cells called?
ganglia
Diplopoda have what body regions?
head and body
______________development or metamorphosis is characterized gradual change between insect stages, and the young are aquatic while the adults are terrestrial. (Note: I'm looking for those terms describing the developmental cycle of insects that we talked about in class and in your reading. Use scientific term please! Don't say "gradual" or "no development"...you'll get it wrong).
hemimetabolous
"In the mosquito, which mouthpart containes the salivary canal? "
hypopharynx
"The greek word ""arthron"" means _____"
joint
Arthropod literally means:
jointed leg
Which is the largest classification group?
kingdom
Which of the following terms best describes the immature stage of an insect characterized by complete metamorphosis?
larva
The young of holometabolous insects are known as:
larvae
"In the mosquito, which mouthpart(s) form the cutting implements?"
mandibles and maxillae
The peritrophic membrane is found:
midgut
Where are chelicerae found?
near the mouth
The black widow has what type of venom?
neurotoxin
Approximatly how large in diameter are the tracheoles?
one micrometer
What are the openings along the dorsal vessel ("heart") called?
ostia
An "egg-bearing" strategy in insects is known as
oviparous
Insects that produce eggs are known as:
oviparous
R-strategists tend to be:
oviparous
What is the midgut lining called?
peritrophic membrane
Which of these is NOT an insect mouthpart?
pharynx
An arthropod that feeds only on blood probably has which type of mouthparts?
piercing/sucking
What does the "R" stand for in R-selection theory?
population growth rate
"Bee glue" is properly called __________, and is a brownish resinous material used to repair and maintain the bee hive.
propolis
Which is an R-selected trait?
rapid development
Where are sperm stored in the male insect until they are ready to fertilize an egg?
seminal vesicle
You find an insect that drinks nectar. What type of mouthparts does this insect have?
siphoning
Which is the SMALLEST group of classification?
species
What is the name of the pouch where sperm are stored after mating?
spermatheca
What is the term we use for the duration of an instar, or the time between two successive molts, rather than the arthropod itself?
stadium
Insects have how many pairs of thoracic legs?
three
A living organism that spreads disease is a(n)___________.
vector
K-strategists tend to be:
vivparous
Insects make up what percentage of the described animal species on earth?
80%
The insect alimentary system is responsible for:
"Acquiring and processing food, and eliminating wastes"
What percentage of known insects are considered pests?
0.1%
You have an insect with 10 abdominal segments. How many abdominal ganglia are there?
10
Approximately how many species of scorpions are in Texas (according to lecture)?
18
The "golden age" of medical entomology began in the year ________.
1877
How strong are arthropod muscle attachments? You Answered
6x as strong as vertebrate tendons