lab 5

Question 1

what type of tissue layers nematoda

Answer 1

triploblastic, w well defined organs

Question 2

what type of gut nematoda

Answer 2

complete gut

Question 3

types of ceolums in nematoda

Answer 3

acoelomate and pseudocoelom

Question 4

what does pseudocoelom function as?

Answer 4

hydrostatic skeletonwha

Question 5

what is eutely

Answer 5

fixed number of cells in adult, some small nematodes

Question 6

cuticles in nematoda

Answer 6

most have nonliving cuticle, thick cuticles limit growth and are moulted

Question 7

paracitic nematoda

Answer 7

either have simple (no intermediate) or complex life cycle

Question 8

what are only present w thick cuticles

Answer 8

longitudinal muscles

Question 9

phylum nematoda
example

Answer 9

round worm
ascaris- endoparaciticp

Question 10

pseudocoelum

Answer 10

food filled body cavity parially covered in mesoderm

Question 11

cuticle

Answer 11

barrier between the animal and its environment

Question 12

longitudinal muscles

Answer 12

only move by contracting the long muscles on either side of their body and wriggling forward.
undulating–> one directoin

Question 13

dorsal and ventral nerve cords

Answer 13

motor and sensory control

Question 14

how does namatode grow

Answer 14

its acellular cuticle, it sheds

Question 15

phylum nematomorpha

Answer 15

horsehair worms
the nasty fuckers

Question 16

phylum rotifera

Answer 16

wheel bearing
cilliated corona

Question 17

ciliated corona

Answer 17

locomotion, and movement of food particles toward the mouth

Question 18

acanthocephala

Answer 18

spiny headed worms
have spines on proboscis
subclass of rotifera

Question 19

priapula phylum

Answer 19

penis worm