The cerebrum (cerebral) lobe of the brain:

integrates sensory info and coordinates a response to that info

What is true about class Amphibia?

These organisms lead a dual life-in water and on land

Subphylum Vertebrata:

has a notochord during early dev, then it turns into a true backbone

Subphylum Urochordata:

has a notochord thru the larva stage, then it disappears

bone cells that produce bone matrix

The olfactory lobes of the brain:

receives signals from the nose (smell)

Subphylum Cephalochordata:

has a notochord throughout its entire life

Viviparous development involves:

an organism developing inside of a female with aid of a placenta

Are bone cells that break down bone

What is true about organisms in class Chondrichthyes?

A shark is an example that belongs in this class

Spongy bone is comprised of:

calcium salts, protein collagen fibers that are loosely oriented in structure.

are mature bone cells that are surrounded by bone matrix

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Bio Module 13 Chordata

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Questions 38

Answers

1
If a female animal lays eggs, then a male fertilizes them, what kind of fertilization is this?
Internal fertilization
External fertilization
2
What protein allows red blood cells to carry oxygen?
Albumin
DNA
RNA
Hemoglobin
3
The cerebrum (cerebral) lobe of the brain:
controls involuntary actions/refines muscle movements
receives signals from the eyes
receives signals from the nose
integrates sensory info and coordinates a response to that info
4
What is true about class Amphibia?
These organisms can only breathe thru their skin
These organisms lead a dual life-in water and on land
All of the above
These organisms have a 2 chambered heart
5
What organ is involved in reproduction?
Air bladder
Spinal cord
Gonad
Liver
6
Subphylum Vertebrata:
has a notochord thru larva stage, then it disappears
has a notochord during early dev, then it turns into a true backbone
has a notochord throughout its entire life
7
Subphylum Urochordata:
has a notochord throughout its entire life
has a notochord during early dev, then it turns into a true backbone
has a notochord thru the larva stage, then it disappears
None of these definitions are correct
8
What is the major respiratory organ for most amphibians?
Lungs
Tongue
Gills
Skin
9
What organ allows a fish to change depths and float in water?
Liver
Spinal cord
Gonad
Air bladder
10
The most common characteristics among members of phylum Chordata are a ventral nerve cord and a backbone.
True
False
11
What is true about class Osteichthyes?
Organisms have a lateral line to detect vibrations to run from predators
These organisms have an air bladder
These organisms have true bones (backbone) still have connnective cartilage
All of the above
12
Osteoblasts:
bone cells that produce bone matrix
are bone cells that break down bone
mature bone cells surrounded by bone matrix
13
Which of the following has the most flexible skeleton?
Frog
Lionfish
Shark
14
A lancelet belongs to:
subphylum Cephalochordata
subphylum Vertebrata
subphylum Urochordata
15
What subphylum does a sea squirt belong?
subphylum Vertebrata
subphylum Urochordata
subphylum Cephalochordata
16
The olfactory lobes of the brain:
coordinates vital functions such as heartbeat and breathing
recieve signals from the eyes (vision)
controls involuntary actions/refines muscle movements
receives signals from the nose (smell)
17
The axial skeleton includes the pectoral and pelvic girdles.
False
True
18
A salmon belongs to class Osteichthyes.
False
True
19
The circulatory system of vertebates is closed.
True
False
20
A lamprey is parasitic in its larva and adult stages.
True
False
21
A lamprey eel belongs to:
class Chondrichthyes
class Amphibia
class Osteichthyes
class Agnatha
22
If an organism has large optic lobes, what sense is likely the strongest?
Smell
Touch
Sight
Balance
23
An exoskeleton is the skeleton on the inside of the body that provides support.
True
False
24
The vertebrates of phylum Chordata make up the largest phylum of Kingdom Animalia.
False
True
25
Compact bone is comprised of:
collagen protein fibers
All of the above
Calcium salts
tightly packed together structures (osteons), reate a hard, tough structure
26
What is true about a frog's heart?
They mix oxygenated and unoxygenated blood
It is 3 chambered
It has two atria and one ventricle
all of the above
27
All members of phylum Chordata have a notochord at some point.
False
True
28
Subphylum Cephalochordata:
has a notochord in larva stage, then it disappears
has a notochord during early dev, then it turns into a true backbone
has a notochord throughout its entire life
None of these definitions are correct
29
What fin or fins help with stabilization of a fish/shark?
All of the above
Pelvic fin
Anterior/Posterior dorsal fins
Anal fin
30
Bone and cartilage are the same.
True
False
31
Viviparous development involves:
eggs inside a female animal that hatch within the female, then are born
an organism developing inside of a female with aid of a placenta
eggs laid outside of the female and hatching once they have developed
32
A ray belongs in subphylum Chondrichthyes.
True
False
33
What class does a toad, frog, and salamander belong?
class Agnatha
class Osteichthyes
class Chondrichthyes
class Amphibia
34
The liver helps with the following:
All of the above
Cleanses blood of old blood cells
Helps make bile to help digest fats
Stores glucose as glycogen
35
Osteoclasts:
Are bone cells that break down bone
Are bone cells that produce bone matrix
Are mature bone cells surrounding by bone matrix
36
What is true about organisms in class Chondrichthyes?
Both RED and YELLOW answers
Have a lateral line so they can detect vibrations & run away from predators
A shark is an example that belongs in this class
Referred to as bony fish
37
Spongy bone is comprised of:
calcium salts
protein collagen fibers that are loosely oriented in structure.
All of the above
protein collagen fibers are compact and densely oriented close together
38
Osteocytes:
are bone cells that produce bone matrix
are bone cells that break down bone
are mature bone cells that are surrounded by bone matrix

Bio Module 13 Chordata Flashcards | StudBud