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Worksheetsorganogenesis
Total questions: 18
Worksheet time: 3hrs 0mins
What is organogenesis?
Development of ear
Development of life
Development of organs
development of germ layers
Central nervous system in vertebrates develope from
Neural tube
Nerve cord
nervous system
Brain
what are the 2 major events involved in formation of organ rudiments?
(a)
Prosencephalon develops into
msencephalon
rhombencepahalon
metecephalon
telencephalon
Metencephalon and myelencephalon develops from
rhombencephalon
diencephalon
mesencephalon
telencephalon
Corpora quadrigemina is found in
(a)
optic cup is connected to the brain by
optic nerve
hyaloid artery
optic stalk
choroid fissure
lens placode is also called as
(a)
the ectodermal cells covering the cornea develop into
lens
eyelid
sclerotic coat
conjuctiva
choroid coat is formed by
mesenchymal cells
epithelial cells
endodermal cells
columnar cells
the network of blood vessels surrounding the reina is called
scleroritc layer
choroid layer
epithelial layer
connective layer
which is the pigmented layer of the eye?
choroid
lens
retina
cornea
auditory placode is formed in the
surface ectoderm
neural ectoderm
rhombencephalon
myelencephalon
cochlea arise from
maculae
sacculus
utriculus
endolymphatic duct
Space between bony and membranous labrynth is filled with
perilymph
periplasm
endolymph
endoplam
the three ear ossicles are
(a)
middle ear opens into pharynx by
auditory meatus
eustachian tube
auditory tube
cochlea
External auditory meatus is formed by
second pharyngeal groove
first pharyngeal pouch
first pharyngeal groove
second pharyngeal pouch
