Lab: Horseshoe Crab Anatomy Flashcards

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1
Q

Function of simple eyes

A

only see shadows and light

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2
Q

Function of hinge

A

connects prosoma to opisthosoma; allows bending

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3
Q

Function of Opisthosoma

A

contains abdomen, gills, and 6 pairs of spines; protection

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4
Q

Function of telson

A

used for digging and turn itself back over

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5
Q

Function of compound eye

A

image seeing eyes

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6
Q

Function of carapace

A

provides protection

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7
Q

Function of chelicera

A

Helps push food into mouth

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8
Q

Function of Gnathobase

A

Manipulating and Grinding food

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9
Q

Function of Chilaria

A

Help manipulate food

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10
Q

Function of Gential Operculum

A

Houses genital pores; where eggs and sperm are released

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11
Q

Function of Abdomen

A

Have muscles for movement and houses gills

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12
Q

Function of Anus

A

Acts as excretion site; attached to rectum

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13
Q

Function of Telson/Tallspine

A

Helps flip over when overturned

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14
Q

Function of Gill Opercula

A

Serve as cover for other gills; covers genital pores

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15
Q

Function of Book Gills

A

Act as paddles to propel juveniles thru water

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16
Q

Function of mouth

A

Food intake

17
Q

Function of Pedipalps

A

Male only; help to clasp carapace of female during mating