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Bio 122 Test 3
arthropods (tan packet)
43
Biology
Undergraduate 1
04/02/2014

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Term
tagmosis
Definition
fusion of segments in arthropods
Term
cephalization
Definition
development of head
Term
articulation
Definition
jointed appendages
Term
another word for exoskeleton in the arthropods
Definition
cuticle
Term
what is the cuticle of arthropods made of?
Definition
chitin
Term
Which of the following is not true of arthropods?
A. the digestive tract includes organs
B. the visual system includes compound eyes and ocelli
C. the nervous system contains a single ventral nerve cord
D. an open circulatory system is present
E. a dorsal heart is present
Definition
C. there are paired ventral nerve cords
Term
Which of the following is not a method of oxygen exchange in arthropods?
A. gills
B. through mantle
C. tracheae
D. book lungs
E. two of the above
Definition
B.
Term
how are wastes of arthropods removed?
Definition
malphigian tubes or green gland
Term
what is the most diverse phylum?
Definition
arthropods
Term
Which of the following is not true of arthropods?
A. they have ganglia
B. they may have wings
C. they have pronounced cephalization
D. they have a ventral heart
E. they have hemocoel
Definition
D. they have a dorsal heart
Term
ostium
Definition
opening on side of heart of spider
Term
Which is not a feature of spiders?
A. brain
B. pedipalps
C. head
D. chelicera
E. open circulatory
Definition
C
Term
has a cephalothorax and abdomen
Definition
spider
Term
where are appendages attached on the spider?
Definition
cephalothorax
Term
where are the walking legs attached on the crayfish?
Definition
thorax
Term
Which of the following is not true of the crayfish?
A. they have uniramous appendages
B. they have appendages in both the thorax and abdomen
C. they have bilateral dimorphism
D. they have an open circulatory system
E. more than one of the above
Definition
A. they have branched, biramous appendages
Term
biological assay
Definition
exposing organisms to chemical tests to simulate what would happen in the environment
Term
Which of the following is not present in crayfish?
A. nephridiopore
B. swimmeretes
C. cerebral ganglion
D. malphigian tubes
E. mouthparts
Definition
D
Term
Where are appendages attached on the grasshopper?
Definition
thorax
Term
T/F: grasshoppers have biramous appendages
Definition
F. uniramous
Term
niche differentiation
Definition
in insects- different kinds of insects don't outcompete each other for food etc.
Term
term for aquatic insects
Definition
macroinvertebrates
Term
iteroparous
Definition
in animals, can reproduce time after time
Term
polycarpic
Definition
in plants, can reproduce time after time
Term
semalparous
Definition
in animals, can reproduce once then die
Term
monocarpic
Definition
in plants, can reproduce once then die
Term
hemimetabolous
Definition
develop from eggs to nymphs, smaller versions of adult (grasshopper)
Term
holometabolous
Definition
develop from eggs to larvae to chrysalis/ caccoon then metamorphosis into adult
Term
centipedes vs millipedes: one pair of legs per segment
Definition
centipedes
Term
centipedes vs millipedes: two pairs of legs per segment
Definition
millipedes
Term
centipedes vs millipedes: have painful bites with poisonous fangs
Definition
centipedes
Term
centipedes vs millipedes: herbivores or scavengers
Definition
millipedes
Term
centipedes vs millipedes: roll into a defensive ball and emit poisonous or smelly substances
Definition
millipedes
Term
centipedes vs millipedes: eat earthworms and insects
Definition
centipedes
Term
protostome vs deuterostome: have spiral clevage
Definition
protostome
Term
protostome vs deuterostome: have radial clevage
Definition
deuterostome
Term
protostome vs. deuterostome: mouth develops from blastopore
Definition
protostome
Term
protostome vs. deuterostome: coelom originates from outpouching of gut
Definition
deuterostome
Term
protostome vs. deuterostome: coelom originates from split of mesoderm
Definition
protostome
Term
When would an arthropod be most succeptible to being eaten and drying out?
Definition
immediately after molting
Term
According to the info in lecture, the sand vein of a lobster is its....?
Definition
intestine
Term
The wings of a flying insect like a mayfly are actually modified...
A. forelimbs
B. hindlimbs
C. mouthparts
D. exoskeleton
E. notochord
Definition
D
Term
Which is not a feature of echinoderms?
A. cephalization
B. water vascular system
C. tube feet
D. ossicles
E. more than one of the above
Definition
A
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