Nervous tissue, Biology

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.

Posted Date: 3/20/2013 7:25:13 AM | Location : United States







Related Discussions:- Nervous tissue, Assignment Help, Ask Question on Nervous tissue, Get Answer, Expert's Help, Nervous tissue Discussions

Write discussion on Nervous tissue
Your posts are moderated
Related Questions
S a u s a g e classification Classification                                      Examples Cooked-smoked                               Frankfurters, Bologna, Mortadel

Define the Growth Charts of Infant? Besides identifying growth faltering, growth charts also provide the following information: 1) The growth is considered normal or satisfa

In this unit, you have learnt that heart is a muscular organ situated in thorax covering with pericardium and consist of four chambers i.e. right atrium, left atrium, right ventric

Define Nutritional Requirements of Fats and Oils for Adults? A desirable amount of a linoleic acid to be consumed by a normal adult is 3 en% (ICMR, 1990). The invisible fat pre

A cross among wild-type fruitfly Drosophila melanogaster  [normal bristles and grey body (s+s, e+ e)] with a mutant fly [short bristles and ebony body (ss ee)] produces following p

Describe the mechanisms and genetic regulations that underpin how two cells such as cardiomyocyte and a motor neuron have identical gnomes, yet are functionally and structurally di

Question 1 Discuss how would you perform antiglobulin test? Add a note on it clinical importance. What are the precautions to be taken while performing the test? Question 2 E

Chiropterophily - Cross-pollination Pollination brought about by bats is called cheiropterophily. Bats which feed at night and do not see very well, are frequent pollinators i

Subphylum  Vertebrata : (41,700 species, the vertebrates) Vertebral column of bone or cartilage, head is well developed, heart is ventrally situated dorsal aorta, two pairs of

ELECTRON TRANSPORT CHAIN All processes require energy. In living cells, we constantly use energy for a number of biochemical reactions e.g. muscular movements, synthesis  of ne