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Biology 1020 Lab > Grasshopper dissection > Flashcards

Grasshopper dissection Flashcards

1
Q

how is the outer exoskeleton divided

A

into armour-like plates

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2
Q

what are the thinner, flexible areas of the exoskeleton between the plates called

A

the articular membrane

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3
Q

three main regions the BODY is divided

A
  1. head
  2. thorax
  3. abdomen
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4
Q

what makes up the head

A
  1. antennae
  2. compound eye
  3. ocelli
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5
Q

what are the antennae

A

paired sensory appendages

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6
Q

compound eye

A

a complex eye on either side of the head

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7
Q

ocelli

A

three small simple eyes which are mostly used for light vs dark

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8
Q

what makes up the mouthparts

A
  1. labrum
  2. labium
  3. maxillae
  4. mandibles
  5. hypopharynx
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9
Q

the anterior mouthpart (like the upper lip)

A

labrum

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10
Q

unpaired lower lip

A

labium

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11
Q

paired structures for food manipulation with palps that are segmented to manipulate food and gather sensory info

A

maxillae

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12
Q

two massive jaws

A

mandibles

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13
Q

central, tongue-like structure

A

hypoparynx

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14
Q

what makes up the thorax

A
  1. prothorax
  2. mesothorax
  3. metathorax
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15
Q

anterior segment of the thorax that bears a pair of walking legs

A

prothorax

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16
Q

middle thoracic segment bearing a second pair of walking legs

A

mesothorax

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17
Q

posterior thoracic segment bearing large legs specialized for jumping

A

metathorax

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18
Q

describe the two types of wings of the grasshopper

A
  1. mesothoracic wings - leathery and the outermost wings
  2. metathoracic wings - membranous and underneath the mesothoracic wings
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19
Q

how many segments make up the abdomen

A

11 segments

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20
Q

what makes up the abdomen

A
  1. tympanum
  2. spiracles
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21
Q

distinct round section on first abdominal section functioned with hearing

A

tympanum

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22
Q

minute respiratory openings

A

spiracles

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23
Q

what makes up the external genitalia

A
  1. ovipositor
  2. cerci
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24
Q

found in both males and females; have a textile sensory function

A

cerci

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25
Q

to release mature eggs from inside the female body.

A

ovipositor

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26
Q

what makes up locomotion and respiration

A
  1. muscles
  2. tracheae
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27
Q

what are especially well developed in the legs and wings for movement

A

muscles

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28
Q

transparent, delicate respiratory tubes

A

trachaea

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29
Q

what makes up the digestive and excretory systems

A
  1. mouth
  2. esophagus
  3. crop
  4. digestive ceca
  5. intestine
  6. malpighian tubules
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30
Q

long threadlike tubules that surround the lower intestine and are the excretory organs of the grasshopper

A

malpighian tubules

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31
Q

extends from the stomach to the anus

A

intestine

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32
Q

anterior opening of the digestive system

A

mouth

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33
Q

short narrow tube extending from mouth to the digestive tract

A

esophagus

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34
Q

thin-walled sac for food storage

A

crop

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35
Q

projections posterior to the crop that enlarge the digestive and absorptive areas of the stomach

A

digestive ceca

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36
Q

what makes up the reproductive system in MALES

A
  1. testes
  2. vas deference
  3. ejaculatory duct
  4. accessory glands
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37
Q

what extends from each tesis

A

vas deference

38
Q

point of union of the vas deference under the intestines

A

ejaculatory duct

39
Q

anterior to the ejaculatory duct and join with it

A

accessory glands

40
Q

what makes up the reproductive system of FEMALES

A
  1. ovaries
  2. oviduct
  3. vagina
  4. spermathecea
41
Q

what is the tube leaving each ovary and turning under the intestines

A

oviducts

42
Q

point where the oviducts form a median tube

A

vagina

43
Q

storage sac for sperm received during mating

A

spermathecae

44
Q

what makes up the nervous system

A
  1. ventral nerve cord
  2. ganglia
  3. lateral nerve
45
Q

what leads away from the nerve cord

A

lateral nerve

46
Q

swollen regions of the nerve cord

A

ganglia

47
Q

types of ganglia

A
  1. cerebral ganglia (in the head)
  2. thoracic ganglia (in the thorax)
  3. abdominal ganglia (in the abdomen)
48
Q

1

A

ganglia

49
Q

2

A

thoracic ganglia

50
Q

3

A

lateral nerve

51
Q

4

A

ventral nerve cord

52
Q

5

A

abdominal ganglia

53
Q

6

A

testes

54
Q

7

A

vas deference

55
Q

8

A

accessory gland

56
Q

9

A

ejaculatory duct

57
Q

A

A

esophagus

58
Q

B

A

crop

59
Q

C

A

digestive ceca

60
Q

D

A

intestine

61
Q

E

A

ovary/eggs

62
Q

F

A

Malpigian tubules

63
Q

G

A

oviduct

64
Q

H

A

spermatheca

65
Q

I

A

vagina

66
Q

J

A

anus

67
Q

what are the names of each of these mouthparts of the grasshopper

A
  1. labrum
  2. mandible
  3. labium
  4. hypopharynx
  5. maxilla
68
Q

1

A

Antenna

69
Q

2

A

compound eye

70
Q

3

A

ocellus

71
Q

4

A

labrum

72
Q

which is male and which is female

A

MALE - Left

FEMALE - right

73
Q

1

A

antenna

74
Q

2

A

ocellus

75
Q

3

A

compound eye

76
Q

4

A

tympanum

77
Q

5

A

ovipositor

78
Q

6

A

spiracles

79
Q

7

A

abdomen

80
Q

8

A

thorax

81
Q

9

A

metathorax

82
Q

10

A

mesothorax

83
Q

11

A

prothorax

84
Q

12

A

head

85
Q

1

A

anus

86
Q

2

A

rectum

87
Q

3

A

Malpighian tubules

88
Q

4

A

intestine

89
Q

5

A

digestive cecum

90
Q

6

A

crop

Biology 1020 Lab (11 decks)

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