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Vert Lecture
Test 1 vert lecture
93
Biology
Undergraduate 4
02/14/2013

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Term
In mammals the articulation of the lower jaw with the cranium occurs between_____________.
Definition
The dentary and squamosal bones
Term
The two main types of vertebrate bone are __________.
Definition
Dermal and endochondral
Term
The notochord is present in the development of all_______.
Definition
chordates
Term
The defining characteristic of vertebrates is ________.
Definition
the vertebrae
Term
The _____ is the first skeletal feature to appear in chordate embryos.
Definition
notochord
Term
__________ refers to a trait inherited from a common ancestor
Definition
homologous
Term
the appearance of similar characteristics in widely separated evolutionary lineages is ________.
Definition
convergent evolution
Term
A common trait shared between protochordates and chordates is _______ (4)
Definition
1. They are deuterostomes
2. They have a notochord
3. They have a segmented post anal tain
4. they have pharyngeal gill slits
Term
convergence, paralleleism and reversal are examples of _______.
Definition
homoplasy
Term
The bones of the middle ear of tetrapods were derived from ________.
Definition
the bones of the jaw
Term
The main type of ventilation used by lampreys is ________.
Definition
Tidal ventilation
Term
In fish the gas achange occurs across the __________.
Definition
secondary lamellae
Term
The key factors that dictate the differences in the body size and shape between different organisms are_______ (4)
Definition
1. concentration
2. Location
3. Timing
4. target gene specificity of hox genes
Term
________ have accesorry hearts in the liver and tail regions
Definition
hagfishes
Term
Endochondral bone first appeared in ____________.
Definition
osteicthyes
Term
Eurhaline refers to a vertebrate that can __________.
Definition
live in wide ranges of salinities
Term
The forebrain consists of the __________.
Definition
diencephalon and telencephalon
Term
the vertebrate brain is an outgrowth of the ________.
Definition
dorsal hollow nerve cord
Term
the _________ can be defined as a fourth germ layer in vertebrates.
Definition
neural crest
Term
The solubility of gases in ___________ related to temperature
Definition
inversely
Term
Which feature of osmoregulation is found only in freshwater bony fish?
Definition
active transport of salt in through the gills
Term
Teeth that are fused to the jawbone are called _________ and are commonly found in _________.
Definition
acrodont, reptiles
Term
The jaw type commonly found in mammals is_____.
Definition
craniostyly
Term
The presence of the horizontal septum is derived feature of ________.
Definition
gnathostomes
Term
The endostyle is analogous with the thyroud gland of vertebrates
Definition
true
Term
myomers are the characteristic exclusive to vertebrates.
Definition
False
Term
all tetrapods are chordates
Definition
True
Term
all chordates are vertebrates
Definition
false
Term
Gnathostomes refers to only extant species of vertebrates
Definition
False
Term
Hox genes serve to lay out the basic body plan of animals
Definition
true
Term
all hagfish are anadromous (move from salt to fresh water in life cycle)
Definition
False
Term
lampreys are considered stenohaline (cant handle wide variation in salt content) organisms
Definition
false
Term
Amphioxus are isosmolal with seawater
Definition
False
Term
Certain vertebrates have accessory hearts
Definition
false
Term
the swim bladder of fish is homologous with the lung of tetrapods
Definition
False
Term
Chloride cells actively transport ions out thru the gills in marine fish.
Definition
False
Term
Hox Genes are only found in chordates
Definition
False
Term
Osteichthyess includes all jawed vertebrates
Definition
False
Term
pronephric kidneysa are found only in adult vertebrates
Definition
False
Term
Name three major germ layers and give an example of a major tissue that develops from each layer.
Definition
The epithelial lining of the anus and rectum develop from the ectoderm
The notochord develops from the mesoderm.
The liver lining develops from the endoderm
Term
Give two examples of anologous features.
Definition
The wings of birds and bats.
The tail of whales and sharks
Term
Paired fins are a common feature in ____________ but they first appeared in __________.
Definition
Gnathostomes, Ostracoderms
Term
List the agnathans in order of first appearance in evolutionary history.
Definition
1. hagfish
2. lampreys
3. Conodont
4. Ostracoderms
Term
Which craniate and agnathan has the simplest digestive system and why?
Definition
the lamprey has the simplest digestive system because it feeds mainly off the body fluid of other animals.
Term
Name the different types of swim bladders and what is the major difference between them.
Definition
Term
The appearance of similar characteristics in widely separated evolutionary lineages is __________.
Definition
Convergent Evolution
Term
The common trait shared between echinodermata and chordates is _______.
Definition
They are deuterostomes
Term
Examples of homoplasy are _____. (3)
Definition
1.convergent evolution
2. parallel evolution
3. reversal
Term
Hagfishes are commonly grouped with vertebrates, but they truly should be grouped in ________ because they lack _______.
Definition
craniates, vertebrea
Term
the bones of the middle ear of tetrapods were derived from _______.
Definition
the jaw bones
Term
The jaw bones of early gnathostomes were derived from ________.
Definition
the first gill arch
Term
In mammals the articulation of the lower jaw with the cranium occurs between _______.
Definition
dentary and squamosal bones
Term
The two main types of vertebrate bone are ___________.
Definition
endochondral and dermal
Term
A notochord is present in the development of all ______ (4)
Definition
1. Chordates
2. Cephalochordates
3. vertebrates
4. craniates
Term
the defining characteristic of vertebrates is ________.
Definition
the vertebrae
Term
a shared derived characteristic of mammals is __________.
Definition
mammary glands
Term
A shared ancestral characteristic of mammals is _________. (4)
Definition
1. vertebrae
2. paired appendages
3. jaws
4. a spleen
Term
the appendicular akeleton is a common feature found in _________.
Definition
tetrapods
Term
The muscles of the appendicular skeleton are formed from the __________.
Definition
lateral plate
Term
The ________ is the first skeletal feature to appear in chordate embryos.
Definition
notochord
Term
the main type of ventilation used by lamprey is _________.
Definition
tidal ventilation
Term
the key factors that dictate the differences in body size and shape between different organisms are. (4)
Definition
1. concentration
2. location
3. timing
4. target gene specificity of hox genes
Term
_________ have accessory hearts in the liver and tail regions.
Definition
hagfishes
Term
Endochondral bone first appeared in __________.
Definition
Osteicthyes
Term
The forebrain consists of the ______
Definition
diencephalon and the telencephalon
Term
the vertebrate brain is an outgrowth of the ____________.
Definition
dorsal hollow nerve tube
Term
The ______ can be defined as a fourth germ layer in vertebrates
Definition
neural crest
Term
teeth that are fused to the jawbone are called ________ and are commonly found in _________.
Definition
acrodont, reptiles
Term
______ is the primary component in the skeleton of bony fish
Definition
calcium phosphate
Term
______ has a more developed kidney based on its anadromous lifestyle
Definition
lampreys
Term
two common characteristics lampreys share with gnathostomes are __________.
Definition
well developed eyes and parasympathetic innervation of the heart.
Term
Two common characteristics that differentiate lampreys from hagfishes are _________.
Definition
well developed eyes and parasympathetic innervation of the heart
Term
________ is an example of convergent evolution because it evolved in both invertebrates and vertebrates. (2)
Definition
nervous system and muscles
Term
The endostyle is analogous with the thyroid gland of vertebrates.
Definition
true
Term
neurons are a characteristic exclusive to vertebrates
Definition
false
Term
all tetrapods are chordates
Definition
true
Term
all chordates are vertebrates
Definition
false
Term
all vertebrates have a closed circulatory system.
Definition
true
Term
Gnathostomes refers to only extant species of vertebrates
Definition
false
Term
hox genes serve to lay out the basic body plan of animals
Definition
true
Term
all hagfishes are anadromous
Definition
false
Term
certain vertebrates have accessory hearts.
Definition
false
Term
myomeres are an exclusively vertebrate trait
Definition
false
Term
hox genes are only found in chordates
Definition
false
Term
osteichthyes includes all jawed vertebrates
Definition
false
Term
myelin sheaths surrounding the axon is a unique feature of gnathostomes
Definition
true
Term
mammals were first to develop a tri-partite brain
Definition
false
Term
name three major germ layers and give an example of major tissue that develops from each layer.
Definition
ectoderm - forms the epidermis
endoderm forms the lining of the gut
mesoderm forms the muscular tissue
Term
name two cell types that are unique to the animal kingdom
Definition
muscular and nervous
Term
list the agnathans in order of first appearance in evolutionary history. (5)
Definition
1. amphioxus
2. Hagfish
3. Lampreys
4. Conodonts
5. Ostracoderms
Term
which craniate and agnathan has the simples digestive system and why?
Definition
the lamprey has the simplest digestive system because they feed on body fluids and nothing of different composition.
Term
Briefly describe the important role the hypodermis plays in birds and mammals
Definition
hypodermis is where subcutaneous fat is stored in birds and mammals and is what enables mammals to make facial expression.
Term
name the three tissues amphibians can use for respiration.
Definition
1. gills
2. skin
3. lungs
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