Lab 1 (Urochordata Chephalochodata) Tunicates Flashcards
1
Q
tunic
A
forms the outer wall of the body
2
Q
incurrent siphon
A
takes in food and water and passes it to the pharynx
3
Q
excurrent siphon
A
expels water, waste and fertilized eggs
4
Q
pharynx
A
has pharangeal slits called stigmata
ciliated structure that creates water current and traps food particles
5
Q
endostyle
A
produces mucous lining of the pharynx to trap particles and also binds idodine and produces iodine compounds
6
Q
intestine
A
digest food
7
Q
anus
A
waste
8
Q
atrium
A
body chamber housing organs
9
Q
notochord
A
LARVAL ONLY
rigidity of the body
10
Q
papillae
A
LARVAL ONLY
attach to substrates before retrograde metamorphisis
11
Q
oceullus
A
LARVAL ONLY
photoreceptor that is sensitive to light at various lumens
12
Q
statocyst (otolith)
A
LARVAL ONLY
balance of body
13
Q
tail
A
LARVAL ONLY
provide propulsion for movement
