Random Names And Details From Videos Flashcards

1
Q

how tall is the leg of a Camarasaurus approx.

A

12 ft

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2
Q

what are the three dinosaurs of the sauropods mentioned in video

A

argentinosaurus, diplodocus and girrafatitan

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3
Q

which of the sauropods was the heaviest , tallest and longest

A

heaviest -argentinosaurus
longest - diplodocus (25m)
tallest -girrafatitan (12m)

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4
Q

true or false - birds do not have alot of air sacs

A

false - they do

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5
Q

how small was the smallest dinosaur

A

as small as a chicken

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6
Q

true or false - human and dino anatomy is basically the same

A

true

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7
Q

vertebrate refers to…

A

backbone

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8
Q

which ones are vertebrates
shark, octopus, snake, human

A

all of them except octopus

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9
Q

true or false - coyotes have 2 fenestrae

A

false - it has 1

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10
Q

what is the difference between mammals and dinosaurs when it comes to ribs

A

dinos have ribs all throughout the body up to the pelvis

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11
Q

what is the name of the hip socket

A

acetabelum

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12
Q

what are the two bones that the humerus supports

A

radius and ulna

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13
Q

did all 5 toes of a vertebrate dinosaur touch the floor

A

no , only the 2,3,4th toes touched the ground to support weight

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14
Q

true or false - the ischium is attached to the sacrum

A

false - the ilium does

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15
Q

in an onithischian dinosaur, the pubis is back towards the…

A

ischium

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16
Q

all therapods walked on their…

A

hind legs

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17
Q

how many fingers does the T rex have

A

2

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18
Q

all prosauropods walked on their…

A

hind legs

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19
Q

which dinosaur is closely related to modern birds and why

A

T rex - because they have feathers, are bipedal and have air sacs

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20
Q

what is the second trait that differentiates the ornithischians

A

predentary bone - needed for plant matter

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21
Q

describe iguanadons

A
  • herbivore
  • spiky thumb
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22
Q

what is special about the hadrosaurs hands

A

their hands are encased in skin

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23
Q

what kind of dinosaur was the edmontonosaurus

A

hadrosaur

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24
Q

which group of ornithischia have a parrot like beak and frills

A

ceratopsian

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25
describe features of pachyrhinosaurus
- found in edmonton and alaska - had a nasal boss - supraorbital boss
26
which group of dinosaurs have a dome headed skull but a small brain
pachycephalsaurus
27
describe the legs of a stegasaurus
front legs shorter than the hind legs
28
true or false - ankylosaurs are covered in osteoderms
true
29
what is the name of the small and older relative of the triceratops and why is it special
Psittacosaurus - had tall bristles along its back and tail
30
do velociraptors have feathers
yes
31
true or false - volcanic ash is not good for preservation
false - it is
32
what are modern animals that have osteoderms
crocodiles and lizards
33
what is the feature arrangement for shiny, irridescent colors
narrow eumelanosomes that are aligned in the same directions
34
what color was the microraptor
glossy black feathers
35
which dinosaur came from china
Sinosauropteryx
36
what period were dinosaurs dominating
cretaceous period
37
what was the terrain and climate when dinosaurs were alive
wet, flat and many rivers
38
true or false - we would look at sandstone to find fossils
true
39
what kind of environment does mudstone tell us
swampy, quiet water
40
to determine the minimum number of animals found in a bonebed, what element do we use
left/right arm or leg
41
what is the second most common feature found in the bone bed
teeth
42
what is a special feature of teeth in piscivores
precumbent dentition - front teeth are angled upwards
43
what is a good example of a modern day omnivore
wart hog
44
approx how many teeth did hardrosaurs have at one time
1,000
45
true or false - hadrosaurs have only one row of teeth
false - they have dental batteries
46
which two groups of dinosaurs have tiny leaf shaped teeth
pachycephalasaurs and ankylosaurs
47
what type of dinosaur is the Allosaurus
therapod
48
which modern animal have retractable claws like the Velociraptor
cat
49
which two therapod dinosaurs did not have teeth
oviraptor and ornithomimid
50
which dinosaurs were found with lizard and mammal bones in their stomachs
sinosauropteryx and compsognathus
51
true or false - dinosaurs drag their tails on the ground
false
52
is the leatherback turtle a endotherm or ectotherm
endotherm
53
true or false - modern birds are endotherms
true
54
was the ancestor of dinosaurs endo or ectotherm
ectotherm
55
true or false - camarasaurus is a therapod
false - it is a giant sauropod
56
which dinosaur group laid the biggest egg
therapods
57
which dinosaur group laid the biggest egg
therapod
58
which group of dinosaurs provided a high degree of parenting
therapods and hadrosaurs
59
what group of dinos does the Albertasaurus belong to
T rex
60
true or false - Pacephalasaurs could have butted heads
true