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BIOLOGY 474 Lab > Necturus Quiz > Flashcards

Necturus Quiz Flashcards

1
Q

how many kinds of vertebrae are there

A

4

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2
Q

cervical vertebra; atlas

A

cervical = neck

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3
Q

occipital condyles

A

articular surface of exoccipital bones

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4
Q

trunk vertebra

A

rib-bering vertebrae

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5
Q

centrum

A

a substantial part; forms immediately around the notochord

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6
Q

neural arch

A

arch of bone that surrounds spinal cord

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7
Q

neural process (spine)

A

midline extension of neural ach

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8
Q

prezygapophysis

A

(pre=before; zygo = 2; pophysis = projection) – a pair of projections pointing forward

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9
Q

postzygapophysis

A

a pair of projections pointing behind

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10
Q

transverse process

A

lateral projection, articulates with rib if present

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11
Q

sacral vertebra

A

a single vertebra with ribs modified to unite with the pelvis

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12
Q

caudal vertebra

A

(caudal = tail) vertebra that comprise the tail; no ribs; have hemal arch

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13
Q

hemal arch

A

(hemal = blood) the arch surrounds caudal artery and vein ribs

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14
Q

tuberculum

A

(= small projection) the dorsal of 2 projections of the rib

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15
Q

capitulim

A

(=head) the ventral of 2 projections of the rib

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16
Q

sternum

A

(=chest) a ventral midline bone, but not present in Necturus

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17
Q

pectoral girdle

A

the support mechanism that ties the limb to the trunk of the body

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18
Q

coracoid

A

the ventral cartilage that points to the midline

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19
Q

procoracoid

A

(pro=before, forward) ventral cartilage that points anteriorly

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20
Q

scapula

A

(=shoulder) lateral bone

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21
Q

suprascapular cartilage

A

extension of the bony scapula

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22
Q

glenoid fossa

A

(glenoid = socket; fossa = depression) depression in scapula for articulation with humerus

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23
Q

humerus

A

bone in brachium

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24
Q

radius

A

the medial of 2 bones in the antebrachium

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25
Q

ulna

A

the lateral of 2 bones in the antebrachium

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26
Q

manus

A

(=hand)

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27
Q

carpals

A

6 cartilages that form from the wrist (carpus)

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28
Q

metacarpals

A

bones that form the bulk of the manus; one for each digit

29
Q

phalanges

A

4 digits are present (#2-5) #4 has 3 phalanges, the others have 2 each

30
Q

pelvic girdle

A

the support mechanism that ties the limb to the trunk of the body

31
Q

acetabulum

A

(=vinegar cup) socket for articulation with the head of the femur

32
Q

pubis

A

anterior cartilage that meets its partner at the ventral midline

33
Q

ischium

A

posterior bone that meets its partner at the ventral midline

34
Q

obdurator foramen

A

large hole for passage for obturator nerve

35
Q

ilium

A

lateral bone that meets the sacral vertebra

36
Q

pelvic canal

A

the tunnel through which the abdominal viscera pass to the cloaca

37
Q

femur

A

bone of the thigh

38
Q

tibia

A

the medial of 2 bones in the shank

39
Q

fibula

A

the lateral of 2 bones in the shank

40
Q

pes

A

(=foot)

41
Q

tarsals

A

6 cartilages that form the ankle (tarsus)

42
Q

metatarsals

A

bones that form the bulk of the pes; one for each digit

43
Q

phalanges

A

4 digits are present (#2-5) #4 has 3 phalanges, the others have 2 each

44
Q

premaxilla

A

the maxilla is a bone in some other animals; tooth-bearing

45
Q

vomer

A

(=plowshare) this wedge shaped bone is a tooth-bearing bone of the upper jaw

46
Q

palatopterygoid

A

(ptery = wing) flares out laterally to join the squamosal bone; tooth-bearing bone

47
Q

squamosal

A

(squamous - scale-like) this bone looks like a fish scale in humans

48
Q

frontal

A

forms the upper face

49
Q

parietal

A

(=wall)

50
Q

parasphenoid

A

(along side of the sphenoid) this large bone forms the roof of the mouth

51
Q

dentary

A

forms the lateral surface of the mandible; tooth bearing

52
Q

prearticular

A

forms the medial surface of the mandible

53
Q

coronoid

A

usually a major bone in the mandible; medial surface of the mandible; tooth-bearing

54
Q

ethmoid

A

tiny bone/cartilage that forms the roof of the mouth; anterior-most part of chondocranium

55
Q

exoccipital

A

(exo=outside) are lateral to the foramen magnum, the opening for the spinal cord

56
Q

prootic

A

(pro = in front of, otic = ear) the front part of the otic capsule

57
Q

opisthotic

A

(opistho=behind, otic = ear) the back part of the otic capsule

58
Q

columella (hyomandibula)

A

(= little column) is named for its shape - its vibrations are transferred to the inner ear. In animals, this is the stapes

59
Q

quadrate

A

this and the articular form the hinge of the jaw

60
Q

articular

A

this and the quadrate form the hinge of the jaw

61
Q

hyoid apparatus

A

cartilage, so many not be present – forms anchor for tongue medially, and for gills laterally

62
Q

which part of the pectoral girdle forms a joint with the axial skeleton?

A

clavicle and innerclavicle

63
Q

compared to the standard tetrapod skill that you learned about today, what bone/cartilage of the chondrocranium is missing in Necturus

A

maxillae

64
Q

what 3 bones make up the roof of the mouth and also the base of the braincase

A

parasphenoid, vomer, ethmoid

65
Q

what 2 bones represent the homologu=ous of the 1st pharyngeal arch

A

quadrate, articular

66
Q

what 1 bone represents the homologous of the 1st pharyngeal arch

A

columella

67
Q

what 2 bones of the lower jaw have teeth

A

dentary, coronoid

68
Q

what 2 bones form the jaw joint

A

quadrate, articular

BIOLOGY 474 Lab (9 decks)

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