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…
Cavernous Sinus
Where are Cavernous Sinuses located? Cavernous venous sinuses are paired dural venous sinuses located in the middle cranial fossa on either side of the body of sphenoid bone. They extend from the medialRead More…
Synovial joints
What are the characteristic features of a Typical Synovial Joint? Following are the characteristic features of a typical synovial joint: Joint cavity is present between the bones, and the joint is surroundedRead More…
Fibrous and Cartilaginous Joints
What are the different types of fibrous joints? In fibrous joints the bones are connected by fibrous connective tissue.They do not have a joint cavity and are immovable or only slightly movable.Read More…
Fascia – Superficial and Deep
What is superficial fascia and what are its contents? Superficial fascia is the subcutaneous layer of loose connective tissue that connects the skin to the underlying deep fascia. It contains: Fat SuperficialRead More…
Inguinal Hernias
What are the different types of inguinal hernias? Inguinal hernia is a protrusion of loop of small intestine into the inguinal canal is termed as inguinal hernia. It presents as a swellingRead More…
Heart – External Features
Describe the location and dimensions of Heart. Location of heart: Heart lies in the middle mediastinum. 1/3rd of the heart lies to the right and 2/3rd to the left of the midline. It liesRead More…
Auditory Tube
Where is Auditory Tube Located and Whats is its Function? Auditory tube /pharyngotympanic/Eustachian tube is a trumpet-shaped tube which connects middle ear with nasopharynx. Is 3.5-4cm. long. Is directed downwards, forwards andRead More…