ento 208 final exam

According to lecture ________% of all known organisms are arthropods.

80

______________development or metamorphosis is characterized by no real change between the young and the adults

Ametabolous

Insects fall into the kingdom ___________.

Animalia

Of the classes we learned about in class, members of the class ________ have no antennae.

Arachnida

The order Aranae is found in the class _______________.

Arachnida

The order Scorpionida is found in the class _______________.

Arachnida

Insects fall into the Phylum __________.

Arthropoda

_______ _________ causes Texas cattle fever.

Babesia bigemina

_____________transmission is considered the most common and efficient mechanism of vector-borne disease transmission.

Biological

Centipedes fall into the class _____________, which has two body regions and one pair of legs per body segment.

Chilopoda

The class _____________ includes shrimp.

Crustacea

Millipedes fall into the class _____________, which has two body regions and two pairs of legs per body segment.

Diplopoda

Larvae are the young of ___________ insects.

Holometabolous

_____________development or metamorphosis is characterized significant change between insect stages and the presence of a pupal stage between the larval and adult stages

Holometabolous

Low death rates in young and middle age followed by high death rates as they get older is called a Type ____________ survivorship curve (use roman numerals...i.e. capital "i" for the numbers)

I

A relatively steady death rate throughout the life cycle; a constant decline in survivorship throughout their lifespan is called a Type ____________ survivorship curve (use roman numerals...i.e. capital "i" for the numbers)

II

High death rates early in life, followed by lower death rates later on is called a Type __________ survivorship curve (use roman numerals...i.e. capital "i" for the numbers)

III

_____________ discs are clusters of undifferentiated tissue that form during embryogenesis but remain dormant throughout the larval instars.

Imaginal

Vivparous insects tend to be ___________-strategists.

K

The scientific name for the black widow spider is ______________ ___________.

Latrodectus mactans

The scientific name for the brown recluse spider is ____________ ____________.

Loxosceles reclusa

The ____________ tubules are responsible for the removal of the waste products of cellular metabolism from the blood of an insect.

Malpighian

_____________ tubules filter arthropod blood.

Malpighian

__________ is the most widespread form of host invasion by arthropods.

Myiasis

____________ insects are those that produce eggs.

Oviparous

The first person to demonstrate pathogen transmission by blood feeding arthropods was _____________ ______________ (first and last name).

Patrick Manson

______________development or metamorphosis is characterized gradual change between developmental stages, and the nymphs and adults all live in the same habitat.

Paurometabolous

Oviparous insects tend to be ______-strategists.

R

Centruoides vittatus is the most common scorpion in the state of __________.

Texas

Cerci are found on the posterior end of the _____________.

abdomen

Viruses vectored by arthropods are so common that we call them ____________.

arboviruses

House flies have ___________ antennae.

aristate

Opisthognathous mouthparts are directed __________.

backwards

Babesia _________ is the causative agent of Texas cattle fever. (Be careful with your capitalization , here! I'm looking for a species...capitalization counts)

bigemina

The gastric _________ are primarily responsible for the absorption of nutrients.

caeca

The ________ type of mouthparts is the least specialized type in insects (use the common name).

chewing

N-acetylglucosamine makes up ___________.

chitin

In the insect, some trachea do not connect to tracheoles. Instead, they end in tracheal __________, commonly known as air sacs.

dilations

The irrational fear of insects is known as __________.

entomophobia

The act of injecting venom into animal tissues is called ____________.

envenomation

You find an old exoskeleton left in the environment after an insect molted. This ___________ is kind of awesome and you should keep it.

exuvium

Where are fats, carbohydrates, and proteins stored in the ________ body within the insect abdomen

fat

A nonliving thing that carries disease organisms is known as a(n) __________.

fomite

Prognathous mouthparts are directed ___________.

forward

The thickened regions of the insect nerve cord are called ___________, and contain nerve cells.

ganglia

The __________ caeca are primarily used for absorption of nutrients.

gastric

_____ is the synthesis of new tissue.

growth

Piercing/sucking and probing/sipping mouthparts are examples of _____________ type mouthparts.

haustellate

If an arthropod has three major body regions (head, thorax and abdomen), the chelicerae would be found on the _____________ (choose one of those three regions).

head

Insects that produce water-dwelling young undergo __________ development.

hemimetabolous

Niads are the young of _________________ insects.

hemimetabolous

Most insect blood isn't red because it lacks __________, the protein responsible for carrying oxygen.

hemoglobin

Antennae are filled with _________________ that surrounds the nerve.

hemolymph

Balance within a living body is called ___________.

homestasis

Grasshoppers have _____________ mandibulate mouth part types. (This is a word referring to the orientation of the mouthparts).

hypognathous

Mouthparts that are directed downward are known as _________________.

hypognathous

The "bug tongue" is formed by the _____________.

hypopharynx

The salivary canal is contained within the _____________ in mosquitoes.

hypopharynx

In mosquitoes, the ________ covers the rest of the mouthparts for protection.

labium

The _________ forms the base of the pre oral cavity and mouth.

labium

The ligula are lobes on the ___________.

labium

The _________ forms the roof of the pre-oral cavity.

labrum

The _______ of ticks have three pairs of legs.

larvae

In the horse fly, the mouth parts primarily responsible for cutting into flesh are the ____________.

mandibles

The ______________ cut and crush food, and are highly sclerotized. They are not associated with palps.

mandibles

Chewing mouthparts are also known as __________ mouthparts, named for the large, crushing-type organs.

mandibulate

The ____________ are made of several lobes with sharp cutting surfaces and have associated palps to taste the food.

maxilla

In moths, the ________ make up the bulk of the feeding tube.

maxillae

In the mosquito, the ___________ are primarily responsible for cutting into flesh.

maxillae

A change in form resulting from normal development is known as _________.

metamorphosis

What is the most widespread form of host invasion by arthropods, according to your reading?

myiasis

The hemimetabolous insect produces young called a _________.

naiad

An ametabolous insect produce young called a __________.

nymph

Each unit of the compound eye is called a(n) ________.

ommatidium

According to your lecture notes, many Hemiptera have ___________ mouthparts, directed backwards.

opisthognathous

The stinger on a honeybee is made from the modified ___________, and therefore only found in females.

ovipositor

A(n) ___________ is an insect that acts as a parasite during one portion of development, and as a free-living organism during another developmental stage.

parasitoid

The delusional disorder that manifests itself as people believing they are constantly being bitten by insects is called delusory ___________.

parasitosis

The claws on a scorpion are also known as ______, and help with feeding.

pedipalps

The developmental response to relative lengths of light and dark periods is known as _____________.

photoperiodism

Male mosquitoes have __________ antennae.

plumose

The "r" in R-selection theory stands for the _________growth rate.

population

The first pair of insect legs is on the ____________(use the proper name for the thoracic segment).

prothorax

The ____________ mechanically breaks down food after it passes through the mouth.

proventriculus

Light and dark detection are a function of the __________ eyes

simple

Nectar drinking insects likely have ___________ mouthparts.

siphoning

According to lecture, arthropod muscle attachments are _______ times as strong as vertebrate tendons.

six

Female insects may store sperm within the _____________ for future fertilization use.

spermatheca

A _______ is the opening on an arthropod body surface that allows for air transfer.

spiracle

An insect that exhibits exodigestion likely has __________ type mouthparts.

sponging

A(n) ____________is the duration of an instar; it refers to the period of time between two successive molts, rather than the arthropod itself.

stadium

The time interval occupied by each insect instar is known as a(n) __________.

stadium

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

Insect legs are attached to the ___________, one of the major regions of the body.

thorax

The terminal end of the respiratory system that is the principle site of gas exchange is the _____________.

tracheoles

A living organism that spreads disease is known as a(n) _________.

vector

Arthropods have a _________ nerve chord and a __________ brain.

ventral, dorsal

The __________ is located between the gastric cacae and the Malpighian tubules

ventriculus

The insect has a simple "heart" called the dorsal _________.

vessel

The lung fluke Paragonimus ____________ uses crustations as intermediate hosts on their way to mesopredators.

westermani