1. Diacoel
2. Optocoel
3. Lateral ventricle
4. Fourth ventricle
Diacoel
1. Corpus spongiosum
2. Corpus callosum
3. Corpus commissures
4. Cerebral connective
Corpus callosum
1. Dorsal Root ganglia
2. Ventral root ganglia
3. Grey matter of spinal cord
4. White matter of spinal cord
Dorsal Root ganglia
1. Anterior choroid plexus
2. Posterior choroid plexus
3. Corpora quadrigemina
4. Optic thalami
Posterior choroid plexus
1. Cerebro-spinal fluid
2. Spinal fluid
3. Cranial fluid
4. Pericardial fluid
Cerebro-spinal fluid
1. Fully solid
2. Half hollow and half solid
3. Fully hollow
4. Become solid at puberty
Fully hollow
1. Deep staining mitochondria
2. Lysosomes
3. Filled condensed elements of rough endoplasmic reticulum
4. Multiple number of golgi bodies
Filled condensed elements of rough endoplasmic reticulum
1. Diencephalon
2. Optic lobes
3. Cerebrum
4. Cerebellum
Diencephalon
1. An endocrine Gland
2. An organ concerned with voluntary action
3. An organ concerned with vision
4. A vestige of 3rd eye and endocrine gland
A vestige of 3rd eye and endocrine gland
1. Dies immediately
2. Stops feeding
3. Dies after some time
4. Behaves normally
Stops feeding