Elastic Artery

Elastic Artery

Question 1. Histology of large sized artery. (or) Histological appearance of elastic artery
Answer:

• Elastic arteries or largesized arteries include the aorta, carotid arteries, subclavian, axillary, iliac artery
• The wall of it is made up of:
  1. Tunica intima
     • Subendothelial connective tissue contains more elastic fibres
     • Internal elastic lamina is not distinct
  2. Tunica media
     • It is made up of mainly of elastic tissue
     • This tissue is in the form of a series of concentric membranes
     • Between these membranes there is presence of loose connective tissue
  3. Tunica adventitia
     • It is relatively thin containing large amount of elastic fibres
     • These fibres merge with the external elastic lamina

“Understanding elastic arteries through FAQs: Structure, functions, and uses explained”

“Importance of studying elastic arteries for medical students: Questions explained”

Question 2. Microscopic Structure of Spleen
Answer:

It is covered by a layer of peritoneum

• Capsule is present below it
• It is made up of fibrous tissue with abundant elastic fibres
• Trabeculae arises from the capsule & divides it into small divisions forming a network
• Lymph vessels are confined to the capsule & trabeculae
• Spaces between the trabeculae contains a network of reticular fibres

“Common challenges in mastering elastic artery notes effectively: FAQs provided”

Cells present in reticulum:

• Fibroblasts
• Macrophages
• Lymphocytes
• Blood cells