Tam metin
Central nervous system of fishes consists of brain and spinal
cord.
The forebrain consists of olfactory lobes, cerebral hemispheres
and diencephalon.
The midbrain consists of two optic lobes, hence called as
corporabigemina.
The hindbrain consists of cerebellum and medulla oblongata. The spinal cord is uniform. It extends from medulla oblongata
up to the tail of the fish.
Benzer Belgeler
• During this period more positive charge enters the cell in the form of sodium ions than leaves in the form of potassium ions, and the membrane depolarizes.. • It may
• Action potential arrives at presynaptic neuron’s axon terminal and opens voltage-gated calcium channels • Calcium enters neuron terminal and causes synaptic.. vesicle fusion
tympanic membrane→ malleus→ incus→ stapes→ oval window→ perilymph of the scala vestibuli→ vestibular membrane→ endolymph in the cochlear duct→ basilar membrane
Schwann cells - form myelin sheath in the peripheral nervous system. envelope nerve fibers
SPINAL CORD Substantia alba (White matter): This structure consist of myelinated and un myelinated nerve fibers, scattered glia cells and blood vessels...
Local edema (Lesions that may result in local edema of the brain or spinal cord include neoplasms, inflammations, parasitic cysts, focal necrosis of various causes,
MENINGOENCEPHALOMYELITIS MENINGOENCEPHALITIS ENCEPHALOMYELITIS MENINGITIS Leptomeningitis Pachymeningitis ENCEPHALITIS Leukoencephalitis Polioencephalitis CHOROIDITIS
• It is seen mostly in 5-8 years of age, there is growth in superficial lymph nodes in multicentric form....
