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Comparative Vertebrate Anatomy > Exam 2- functions > Flashcards

Exam 2- functions Flashcards

1
Q

pectoral abductor (squalus)

A

abducts and flattens pectoral fin

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2
Q

pectoral adductor (squalus)

A

adducts pectoral fin and renders it concave

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3
Q

cucullaris

A

elevates pectoral girdle and last branchial arch

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4
Q

dorsal superficial hyoid constrictor

A

compresses pharyngeal pouches; portions close 2-5

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5
Q

ventral superficial hyoid constrictor

A

compresses pharyngeal pouches

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6
Q

dorsal hyoid constrictor

A

compresses first pharyngeal pouch

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7
Q

interhyoideus

A

pull ceratohyals together towards midline during opening of the jaws and hyoid arch; help elevate the floor of the oral cavity when mouth is closed

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8
Q

levator hyomandibular

A

elevates hyobranchial cartilage

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9
Q

adductor mandibulae

A

adducts lower jaw

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10
Q

intermandibularis

A

pull lower jaws together towards midline during opening of jaws and hyoid arch; help elevate floor of oral cavity when mouth closed.

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11
Q

levator palatoquadrati

A

elevates palatoquadrate

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12
Q

spiracularis

A

closes spiracle

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13
Q

epaxial musculature

A

flex trunk and tail left-right

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14
Q

epibranchial musculature

A

elevate chrondrocranium while feeding

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15
Q

hypaxial musculature

A

flex trunk and tail left-right

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16
Q

coracoarcuals

A

help depress basihyal and ceratohyal cartilages, expanding oral and pharyngeal cavities

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17
Q

coracohyoids

A

abduct hyoid arch

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18
Q

coracomandibular

A

abducts lower jaw

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19
Q

adductor femoris

A

adducts and extends thigh

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20
Q

adductor longus

A

adducts and flexes thigh

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21
Q

biceps femoris

A

flexes crus and abducts thigh

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22
Q

gluteofemoralis

A

abducts thigh and extends crus

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23
Q

gluteus superficialis

A

abducts thigh

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24
Q

gluteus medius

A

abducts thigh

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25
Q

gracilis

A

adducts thigh; flexes crus

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26
Q

pectineus

A

adducts thigh

27
Q

sartorius

A

adducts thigh; contributes to crus extension

28
Q

semimembranosus

A

extends thigh and flexes crus

29
Q

semitendonosus

A

flexes crus, extends thigh

30
Q

tensor fasciae latae

A

flexes thigh

31
Q

vastus intermedius

A

extends crus

32
Q

vastus lateralis

A

extends crus

33
Q

branchioradialis

A

supinates manus

34
Q

clavobranchialis

A

flexes antebranchium

35
Q

clavotrapezius

A

draws scapula anterodorsally

36
Q

infraspinatus

A

rotates humerus laterally

37
Q

latissiums dorsii

A

draws humerus posterodorsally

38
Q

levator scapulae ventralis

A

draws scapula ventrally

39
Q

pectoantebranchialis

A

adducts humerus

40
Q

pectoralis major

A

adducts humerus

41
Q

pectoralis minor

A

adducts humerus

42
Q

rhomboideus

A

draws scapula towards vertebral column

43
Q

rhomboideus capitus

A

rotates and draws scapula anteriorly

44
Q

serratus ventralis

A

draws scapula anteroventrally

45
Q

spinodeltoid

A

flexes and laterally rotates humerus

46
Q

spinotrapezius

A

draws scapula posterodorsally

47
Q

subscapularis

A

adducts humerus

48
Q

supraspinatus

A

extends humerus

49
Q

teres major

A

flexes and laterally rotates humerus

50
Q

3 heads of triceps brachii

A

extend antebrachium

51
Q

xiphihumeralis

A

adducts forelimb

52
Q

digastric

A

depresses mandible

53
Q

genioglossus

A

depresses tongue;

54
Q

geniohyoid

A

draws hyoid anteriorly`

55
Q

hyoglossus

A

depresses and retracts tongue

56
Q

masseter

A

elevates mandible

57
Q

mylohyoid

A

elevates floorof oral cavity; draws hyoid anteriorly

58
Q

sternohyoid

A

draws hyoid posteriorly

59
Q

sternomastoid

A

flexes neck laterally

60
Q

sternothyroid

A

draws larynx posteriorly

61
Q

styloglossus

A

elevates and retracts tongue

62
Q

stylohyoid

A

draws basihyoid dorsally

63
Q

thyrohyoid

A

draws hyoid posteriorly and dorsally

Comparative Vertebrate Anatomy (3 decks)

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