Bio 210 Exam 3

Front 1

Phylum Anthropoda includes what classes?

Back 1

Class Merostomata, Arachnida,Chilopoda, Diplopoda, Malascostraca, Maxillopoda, Branchiopoda, Insecta, and Entognatha

Front 2

What are the paired jointed slits of Arthopods called?

Back 2

Appendages

Front 3

Segments fused into functional groups are called

Back 3

tagmata

Front 4

What are included in metameric body?

Back 4

head, trunk, thorax, abodomen

Front 5

Chitinous exoskeleton

Back 5

cuticle separated by underlying epidermis containing chitin, protein, lipids, and sometimes calcium salts

Front 6

How do Arthropods grow?

Back 6

Ecdysis of exoskeleton

Front 7

Hemocoel

Back 7

is the major cavity body. Contains hemolymph (blood) and consists of dorsal heart, arteries, and sinuses

Front 8

Sense organs

Back 8

are well developed!

Front 9

In Arthopod reproduction, individuals have...

Back 9

paired reproductive organs and ducts

Front 10

Fertilization is...

Back 10

internal and includes a metamorphosis

Front 11

Exoskeleton is highly protective but also helps in...

Back 11

mobility; it is covered in waxy substance to help prevent water loss.

Front 12

Ingrowth of cuticle called apodemes help

Back 12

with muscle attachment

Front 13

Derivatives of cuticle help arthopods succeed by including

Back 13

jaws, biting surfaces, wings, and mating organs

Front 14

Terrestrial arthopods usually have tracheal system where...

Back 14

piped air comes thru cells and tissues allowing higher metabolic rates.

Front 15

Aquatic forms have well developed...

Back 15

gills

Front 16

Short generation times allow...

Back 16

rapid evolutionary adaptation to changing conditions.

Front 17

Subphylum Trilobita are...

Back 17

extinct bottom dwellers. They are also the official state fossile for WI

Front 18

Subphylum Chelicerata aka horny claws have...

Back 18

six pairs of appendages, the first of which are called chelicerae that catches and tears prey.

Front 19

A second pair of appendages near mouth called...

Back 19

pedipalps

Front 20

Also usually present are...

Back 20

four pairs walking legs but no antenna or mandibles

Front 21

Cephalothorax is...

Back 21

a body divided; they also have unsegmented abdomen

Front 22

Class Merostomata aka Marine horseshoe crabs are in phylum...

Back 22

Arthopods; are living fossils who have five pairs of book gills on underside of abdomen.

Front 23

Class Merostomata have unsegmented carapace and broad abdomen which end in

Back 23

spine like structure called telson that helps animal unflip itself or use as burrow lever.

Front 24

Class Merostomata eat...

Back 24

molluscs and polychaete worms (with their chelicerae which are small pinchers on fingers)

Front 25

Class Merostomata lack jaws but have...

Back 25

tooth like projections on proximal ends of first four legs called gnathobases that chew food and transfer it to mouth

Front 26

Class Arachnida include spiders, ticks, mites, scorpions, etc. with appendages of ...

Back 26

anterior pair of chelicerae possessing poison fangs kept in groove

Front 27

Pedipals in Arachnidas help with...

Back 27

chewing

Front 28

Spiders all feed on insects mostly...this is aka...

Back 28

predaceous

Front 29

When poison is injected, it subdues prey and turns into liquid broths, then sucked up by...

Back 29

an expanded pharynx and pumping stomach.

Front 30

Respiration in spiders are possible by...

Back 30

book lungs (NOT book kidneys) which have parallel air pockets extending into hemocoel and two paris of trachea carrying oxygen from spiracles to blood.

Front 31

Malpighian tubules

Back 31

excrete wastes and K into stercoral pocket behind rectum. As fluid excretes, rectal glands reabsorb most of K and H20, leaving uric acid, which is good for conserving water.

Front 32

Eyes of spiders are...

Back 32

not well developed; used to detect motion, but jumping spiders for example have primary eyes with great resolution over a narrow angle.

Front 33

Spiders have these that are fine hair like bristles that sense vibrations, air currents, and changes in web tensions...

Back 33

sensory setae

Front 34

Spiders use spinnerets to create silk for webs that consist of what protein?

Back 34

keratins

Front 35

Usually spiders have six glands that produce different silk with different functions...

Back 35

some are sticky and others are elastic.

Front 36

Female spiders encase eggs in silk cocoon while males produce ____ that are deposited in sperm packets.

Back 36

sperm webs

Front 37

Draglines...

Back 37

are used by spiders as safety lines or communication

Front 38

Silk balloons make ____ possible because they are transported by wind.

Back 38

cosmopolitan transport.

Front 39

Reproduction occurs when a drop of semen from sperm web is picked and stored in...

Back 39

pedipalps; Male inserts pedipalps into pore leading to female's seminal receptacles.

Front 40

Black widow spiders have red spots or hour glass shaped patches on abdomens are aka...

Back 40

Italics: Latrodectus spp. ;have powerful neurotoxic venom that affects breathing/nervous system!

Front 41

Italics: Loxosceles reclusa has a stripe that is...

Back 41

violin shaped and has hemolytic venom causing necrosis (destroys tissue) and even amputations.

Front 42

Scorpions have short cephalothorax with appendages and slender abodomen with a ___ at end.

Back 42

stinger

Front 43

Scorpions capture prey by

Back 43

pincer like pedipalps and dispatch stinger.

Front 44

Scorpions are ____ or ____ with embryos feeding from digestive tract of mother.

Back 44

viviparous, live-bearing; after hatching, juveniles sit on mother's back for a few weeks

Front 45

Pseudoscorpions lack...

Back 45

stingers and are harmless.

Front 46

Ticks and mites have cephalothorax and abdomen but have...

Back 46

unsegmented oval body

Front 47

Ticks are vectors of diseases such as:

Back 47

Rocky Mtn spotted fever, tick fever, lyme disease, and tularemia.

Front 48

Lyme disease caused by deer ticks aka ____ found in deer and wild mice.

Back 48

Italics: Ixodes; causes rash and flu-like symptoms and later nerve damage, meningitis, partial paralysis, pain in joints and heart irregularity.

Front 49

Mites (smaller than ticks) can damage...

Back 49

agricultural crops by sucking plant cells, and are parasitic to bees.

Front 50

Larvae of redbugs aka chiggers feed on...

Back 50

dermal tissue of vertebrates including humans; they have strong salivary enzyme causing dermatitus (due to immune reactions) and itching.

Front 51

Follicle mites live on...

Back 51

hair follicles and are harmless; others live in cattle, horses, and dogs.

Front 52

Harvestmen aka "daddy long legs" have _________ and also lack...

Back 52

a fused cephalothorax and abodomen; lack silk glands and are harmless.

Front 53

Subphylum Myriapoda aka many feet have two tagmata (head and trunk) with paired appendages on most or all of trunk segments...

Back 53

such as Class Chiliopoda or Centipedes and Class Diplopoda or Millipedes.

Front 54

Class Chiliopoda (centipedes) have flattened dorsoventrical bodies with somites that have...

Back 54

single pair of appendages with the first of body segment bearing poisoned claws.

Front 55

Class Diplopoda (millipedes) has fused double segments each bearing two pairs of appendages, but are

Back 55

scavengers and decompose leaves, and have stink glands for defense.

Front 56

Subphylum Crustacea aka shell groups are aquatic animals with two pairs of antennae, one pair of mandibles, and two pairs of maxillae. What are functions of each respectively?

Back 56

Mandibles (chewing ie jaw-like)
Maxillae (food handling structures)

Front 57

Shell groups (Crustacean) have cephalothorax body...

Back 57

with dorsal carapace and abdomen.

Front 58

Many shell groups (Crustacean) are ___ (in terms of nutrition)

Back 58

filter feeders

Front 59

Some (Crustacean) are predators while others such as crabs and crayfish are _____

Back 59

scavengers

Front 60

Shell group (Crustacean) respiration is possible with internal...

Back 60

gills or on appendages

Front 61

Excretion in shell groups (Crustaceans) are possible by paired organs called ____

Back 61

antennal glands (aka green glands) or maxillary glands (depending on where they open at base of antennae)

Front 62

Diffusion across gill surfaces of Crustaceans excrete ammonia or...

Back 62

nitrogenous wastes

Front 63

(Crustacean) Excretory organs especially in freshwater forms are involved in:

Back 63

ionic and osmotic balance

Front 64

Crustaceans reproduce by going through larval stage called...

Back 64

nauplius that have three pairs of appendages and a single median eye; when growing, ecdysis occurs which makes animal vulnerable because of soft cuticle that is slowly hardening...

Front 65

Class Malacostraca belong to subphylum ____ and consist of the ____

Back 65

Crustacean; Decapods (10 legs) that have 5 pairs of walking legs where first pair are pincers or chelipods.

Front 66

Isopods aka pill bugs or wood lice belong to subphylum ____ and have a dorsoventrally flat body, and use ___ for respiration.

Back 66

Crustacean; gills (thus restricted to moist places)

Front 67

Amphipods belong to subphylum ____ and consist of beach fleas, sand hoppers, or side-swimmers. What do these lack?

Back 67

Carapace

Front 68

Italics: Gammarus (Amphipods) are used for...

Back 68

bait by many fishermen; they are freshwater forms like scud.

Front 69

Class Maxillopoda include Copepods (oar feet) and Barnacles. Copepods have 1), 2), and are big part of food chain.

Back 69

1) cylindrical tapering bodies and 2) forked tails.

Front 70

Barnacles are sessile encased in...

Back 70

calcareous plates that can use stalks to attach (on ships, for example)

Front 71

Class Branchiopoda are aka "gill feet." They are found in

Back 71

freshwater habitats and have leaf like legs that serve as gills for respiratory organs and for filter feeding.

Front 72

Brine shrimp (Artemia) belong in class ___ and live in what habitats?

Back 72

Branchiopoda; habitats with high salt content. Their eggs are resistant to drying in temporary pools.

Front 73

During favorable periods, Water fleas (Daphnia) [type of zooplankton] reproduce by...

Back 73

parthenogenesis which produces diploid amictic eggs (females)

Front 74

During unfavorable periods, female water fleas produce ____ eggs of what gender?

Back 74

diploid (that are male). They also produce haploid mictic eggs by meiosis that needs male fertilization; these eggs are resistant to dessication and freezing and only hatch in better conditions.

Front 75

Subphylum Hexapoda have ___ legs! They include Class Insecta with characteristcs:

Back 75

6; with three pairs of legs, two pairs of wings, body consisting of head, thorax, three tagmata, and abdomen.

Front 76

What is entomology?

Back 76

Study of insects

Front 77

Economic entomology is important to...

Back 77

agriculture, forestry, and food industry

Front 78

Medical entomology deals with species affecting...

Back 78

human and animal health

Front 79

Insects reproduce by:

Back 79

internal fertilization where embryos develop within nutrient rich eggs that allow oxygen in without drying out.

Front 80

Head of insects bear:

Back 80

pair of compound eyes, one pair of antenna, and three simple eyes called ocelli.

Front 81

Insects have feeding appendages with mandibles (functioning in....) that consist of two pairs of maxillae.

Back 81

chewing

Front 82

Malpighian tubules help insects excrete wastes from hemolymph and deposit it as _____.

Back 82

Uric acid in intestines where more water is removed.