Myelin and Neurilemma Sheaths
Describe in brief the myelin sheath and neurilemma? Myelin Sheath It is a laminated sheath made up of lipoproteins. Myelin sheath is formed by consecutive wrappings of Schwann cell membrane around theRead More…
Nervous System – Functions and Subdivisions
What are the functions of Nervous System? Gathers information both from the outside world and from inside the body- SENSORY FUNCTION Transmits the information to the processing area of the brain andRead More…
Neurons – Structure and Classification
Describe the structure of Neuron. The structural and functional unit of the nervous system is the nerve cell or neuron. Approximately 100 billion neuron are present in the nervous system.They are highlyRead More…
Capillaries and Sinusoids
Describe Capillaries. Capillaries They are the smallest vessels, their avarage diameter is ` 8 µm. Referred as exchange vessels , because they are involved in exchange of gases nutrients and metabolites betweenRead More…
End Arteries, Anastomosis and Collateral Circulation
What are true/anatomical and functional end arteries? True/anatomical end arteries are those arteries that do not have precapillary anastomoses with their neighbouring arteries. In case of blockage of an end artery dueRead More…
Components of Vascular System and Types of Circulation
What are the components of the vascular system? Components of vascular system Cardiovascular system includes heart, arteries, arterioles, capillaries, venules and veins. What are the different types of circulation? There are threeRead More…
General Anatomy- Important Questions
Important Questions on General Anatomy For the Answers, please click on the text highlighted in blue. Enumerate Terms used to describe movements. Functions of skin. Layers of epidermis of skin. Pigments thatRead More…
Cardiovascular System – Structural Components
What are the components of the cardiovascular system? Cardiovascular system includes heart, arteries, arterioles, capillaries, venules and veins. Arteries Arteries carry blood away from the heart . They usually carry oxygenated bloodRead More…
Joints – Classification
Define Joint. Joint (articulation) is a junction between two or more bones. What are the Functions of Joints? Functions of joints are: • They allow movement • They allow growth • TheyRead More…
Types of muscles – Skeletal, Cardiac and Smooth
What are the Major Characteristics of Muscular Tissue? The muscle is a contractile tissue which is responsible for movement. They account for 40% of the body weight.The four major characteristics of muscularRead More…