Nervous tissue, Biology

Assignment Help:

This constitutes about 2.4% of the body weight of man viz.
Brain-1400 gram
Spinal nerve-150 gram
Spinal cord-30 gram
Cranial nerve-10 gram
C.S.F. is altogether not present in nervous tissue. About half of the solid nervous tissue is lipid and 40% is constituted by proteins.
Nervous tissue is composed of two dissimilar types of cells-
(1)    The excitable cells are nerve cells /neuron.
(2)    The non-excitable cells are neuroglial cells.


Related Discussions:- Nervous tissue

Invertebrates, list any 15 characteristics of phyla protozoa

list any 15 characteristics of phyla protozoa

Hemicryptophytes - classes of life form, Hemicryptophytes - Classes of Life...

Hemicryptophytes - Classes of Life Form In this case the perennating buds or organs are situated at the soil surface where they are protected by soil and fallen leaves. These

Explain the absence of passive fit of the prosthesis, Absence of Passive Fi...

Absence of Passive Fit of the Prosthesis A passive fit of the prosthesis reduces long term stresses in the superstructure, implant components and the bone adjacent to the impla

Cutaneous respiration in frog, Cutaneous respiration in frog Frog be...

Cutaneous respiration in frog Frog belongs to class Amphibia under vertebrates. It is an amphibious animal which can live both on land and in water. Skin is very impor

Nuclear type - endosperm, Nuclear Type - Endosperm The primary endosp...

Nuclear Type - Endosperm The primary endosperm nucleus divides. The cell wall is not laid. These nuclei and their division products form a large number of free nuclei. The fi

Explain antiarrhythmic drugs, Explain Antiarrhythmic Drugs? Amiodarone ...

Explain Antiarrhythmic Drugs? Amiodarone may be considered in VT/VF that is refractory to shock. It might be given if the third shock is not successful. The dose is 300 mg IV i

Plant responses., Why do climbers such beans plants coil up a post?

Why do climbers such beans plants coil up a post?

Explain coarctation of aorta, Explain Coarctation of Aorta ? Coarctati...

Explain Coarctation of Aorta ? Coarctation of aorta may be isolated or it may have other co-existing cardiac and vascular lesions. In critically ill neonates with coarctation,

What is oxidative phosphorylation, What is oxidative phosphorylation? O...

What is oxidative phosphorylation? Oxidative phosphorylation is  the process by which ADP is phosphorylated by Pi  to ATP  in  the  respiratory chain.

What si adenosine or dipyridamole thallium scan, Q. What si Adenosine or Di...

Q. What si Adenosine or Dipyridamole Thallium Scan? These studies are newer modalities that allow studying perfusion abnormalities to the myocardium when the patient cannot per

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd