crayfish appendages Flashcards
1
Q
antennules
A
touch and taste
balance
2
Q
second antenna
A
senses touch and taste
3
Q
mandible or jaw
A
crushes food
4
Q
1st maxilla
A
moves food to mouth
5
Q
2nd maxilla
A
gill bailer/generate respiratory current
6
Q
1st maxilliped
A
holds food
touch and taste
7
Q
2nd maxilliped
A
manipulation of food
touch and taste
8
Q
3rd maxilliped
A
manipulation of food
touch and taste
protection
9
Q
cheliped/ pereopod 1
A
grasps food
10
Q
pereopods - walking legs
A
locomotion + pereopod 2 + 3 transfer food to mouth
11
Q
pleopod (swimmeret)
A
1st pleopod in males transfer sperm
females use 2nd-5th to hold eggs
locomotion
12
Q
uropod
A
swimming
13
Q
telson
A
swimming