LECTURE - 8 Flashcards
(18 cards)
The most common species of frog in india is?
rana tigrina
classification of frogs:
kingdom =
phylum =
sub-phylum =
division =
super- class =
class =
genus =
species =
kingdom = animalia
phylum = chordata
sub-phylum = vertebrata
division = Gnathosome
super- class =tetrapoda
class = ambhibia
genus = Rana
species = tigrina
what is the division of frog?
Gnathosome
what is the super class of frog?
tetrapoda
what are the general characters of frog?
- they are AMPHIBIANS
- they are POIKILOTHERM / COLD-BLOODED ANIMALS
- they do CAMOUFLAGE
DURING SUMMERS THEY(FROG) GO INTO DEEP BURROWS it is known as
aestivation (summer sleep)
frogs body is divisible into
head and trunk (no neck and tail)
frogs body color:
dorsal =
ventral =
olive green
pale yellow
the dorsal side has ______ and ____ patches
dark and irregular patches
frogs hear through
tympanum
myelin sheath is secreted by ?
both schwann cell and oligodendricyte
MYELIN SHEATH IS ENRICHED IN ? and it acts as insulator or conductor?
LIPID enriched and act as insulator (hence free conduction is not possible)
synaptic vessicle is filled with chemical called as?
neurotransmitter
nissle granule is made of?
RER + RIBOSOME
Nissle granule is present where and it helps in what?
it is present in cell body and dendrite
it helps in protein synthesis
A neuron communicate with other NEURON, MUSCLES OR GLANDS by what?
by forming junction and releasing chemicals called as NEUROTRANSMITTER.
What is a synapse?
synapse is a junction between 2 neuron
when the neuron is stimulated it travels along the___
plasma membrane
