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AGRI 41 | LECTURE | EXAM 2 > Topic 1: Insects > Flashcards

Topic 1: Insects Flashcards

1
Q

INSECT HEAD: 5 PAIR OF APPENDAGES

A
  1. pair of antennae
  2. fused labrum
  3. pair of mandibles
  4. pair of maxillae
  5. fused labium
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2
Q

INSECT: TRACHEA

A
  1. respiration
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3
Q

INSECT: BODY CAVITY

A
  1. haemocoel
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4
Q

INSECT: HEART

A
  1. dorsal
  2. tubular
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5
Q

INSECT ABDOMEN: 1 PAIR OF APPENDAGE

A
  1. cerci
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6
Q

INSECT CHARACTERISTICS LEADING TO SURVIVAL

A
  1. most insects have wings
  2. adaptations
  3. eat about anything
  4. large reproductive capacity
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7
Q

PURPOSE OF INSECT HEAD

A
  1. food gathering and manipulation
  2. sensory perception
  3. neutral integration
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8
Q

INSECT HEAD: SENSORY ORGANS

A
  1. pair of antennae
  2. compound eye
  3. ocellus (3 simple eyes)
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9
Q

INSECT ANTENNAE: PARTS

A
  1. scape (base attached with head capsule)
  2. pedicel (2nd segment)
  3. flagellum (all remaining segments)
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10
Q

INSECT MOUTHPART: PARTS

A
  1. labrum (upper lip)
  2. mandible (teeth)
  3. maxillae (pincers)
  4. labium (lower lip)
  5. hypopharynx (tongue-like structure)
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11
Q

THORAX

A
  1. bears locomotory organs
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12
Q

INSECT THORAX: PARTS

A
  1. prothorax
  2. mesothorax
  3. metathorax
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13
Q

INSECT THORAX: LEGS

A
  1. prothorax: forelegs
  2. mesothorax: midlegs
  3. metathorax: hindlegs
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14
Q

INSECT LEGS: SEGMENTS

A
  1. coxa
  2. trochanter
  3. femur
  4. tibia
  5. tarsus
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15
Q

THORACIC LEGS

A
  1. adapted for special functions
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16
Q

THORACIC LEGS: SPECIAL FUNCTIONS

A
  1. cursorial (running)
  2. raptorial (grasping)
  3. saltatorial (jumping)
  4. natatorial (swimming)
  5. fossorial (digging)
  6. corbiculate (pollen-gathering)
17
Q

WINGS

A
  1. found only on meso and metathoracic segments
18
Q

PTETHORAX

A
  1. wing-bearing segments
19
Q

INSECT ABDOMEN: FUNCTIONS

A
  1. reproduction
  2. digestion
  3. circulation
  4. respiration
20
Q

TERGA

A
  1. dorsal abdominal segments
21
Q

STERNA

A
  1. ventral abdominal segments
22
Q

TYMPANUM

A
  1. sound reception organ
  2. located in membranous area of first abdominal tergite
23
Q

SPIRACLES

A
  1. found between terga and sterna of abdominal segments 1-8
24
Q

INSECT REPRODUCTIVE STRUCTURES

A
  1. males: 9th segment (penis and pair of claspers)
  2. females: 8th and 9th segment (external genitalia copulatory openings and ovipositor)

AGRI 41 | LECTURE | EXAM 2 (10 decks)

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