Animal Kingdom Flashcards
What is kingdom animalia also called as?
Metazoa
what protein is main component of connective tissue?
collagen
which protein is unique to animals
collagen
what is the most abundant protein in mammals
collagen
what is the most diverse kingdom
animal kingdom
what does bauplan mean
body plan
which phylum shows protoplasmic level of organization
Protozoans
in protozoans, division of labor is divided within ______
cell organelles
which phylum shows cellular level of organization?
poriferans
in cellular level of organization, division of labor is split between _____
functionally isolated cells
the absence of ____ and ____ cells is the reason for no formation of tissues in cellular level of organization
nerve and sensory cells
name 2 phyla w tissue level of oranization
cnidarians and ctenophores
in tissue level of organization, nerve and sensory cells are present in which germ layers
epidermis and gastrodermis
what is the first key transition in the animal body plan
evolution of tissues
name a phylum w/ organ level of organization
platyhelminthes
echinoderms show which level of organization
organ system
animals w/ organ system level of organization contain highly specialized ____
nerve and sensory cells
complete gut is first observed in _____ phylum
aschelminthes (nematoda_
in open circulatory system, what is blood pumped into?
haemocoel
the fluid in open circulatory system is called ___
haemolymph
why is the fluid in open circulatory system called haemolymph
because the blood and tissue fluid (interstital fluid) is mixed when transported
circulation is slow due to low pressure in ____ circulatory system
open
is blood always contained in blood vessels in closed circulatory systems
yes
hirudinaria contains ____ type of circulatory system
open
annelids generally contain open circulatory system (t/f)
false
annelids generally contain open circulatory system (t/f)
false
cephalopoda (a sub-phyla of molusca) contain which type of circulatory system
closed
urochordata is the only chordate that contains open type of circulatory system (t/f)
true
how many different kinds of organ systems are observed in higher metazoans
11
