Welcome To Drbeen Articles

Making successful medical professionals

Thymus

Thymus is an encapsulated, bilobed gland located in the anterosuperior mediastinum that sits on the heart. Derived from the third pharyngeal pouch ectoderm, the thymus consists of a dense cortex and pale medulla. The cortex contains immature T cells, while the inner...

Lymph Nodes

Lymph Nodes We have hundreds of lymph nodes in our body. These bean-shaped structures are secondary lymphoid organs. Remember that bone marrow and thymus are the primary lymphoid organs. Important Functions A lymph node is a cluster of various kinds of cells. These...

Dr. Ayesha Farooq

Ayesha Farooq is a final year medical student at Liaquat University of Medical and Health Sciences. Ayesha loves to conduct social awareness campaigns and workshops. She actively participates in noble causes to help improve the society around her.

Dr. Hassan Ahmad

Dr. Hassan Ahmad, M.B.B.S., studied at Rawalpindi Medical University. He has worked as the President of RIFAO (Rashida Iqbal Financial Aid Organization). He is currently serving as a member of the board of  directors at Capital Brand Technologies Private Limited. He...

Dr. Mujtaba H Bukhari

Dr. Mujtaba H Bukhari, M.B.B.S, B.Sc. Dr. Bukhari completed his M.B.,B.S., from Rawalpindi Medical University. He completed his bachelors in science from the University of the Punjab. He has worked as a demonstrator at Fawad Public School and Academy. He also has...

Umara Ayub M.D., M.B.A

Umara Ayub M.D, M.B.A is a recent graduate of St. George’s University School of Medicine. She is planning to specialize in primary care with a focus on preventative medicine. Throughout her education, she has learned best, by creating drawings to help simplify...

Immunity and Immune System

IMMUNITY Immunity is the capability of our body to defend against the microorganisms including bacteria, viruses, fungi, and parasites. IMMUNE SYSTEM All cells, chemicals, and tissues acting together to offer immunity make up the immune system. Examples of the cells...

Introduction to Immunology (Part 1)

Accompanying video lecture on Drbeen.com: https://members.drbeen.com/view/overview-innate-and-acquired-arm-1/rkhSjfCd2lW Our immune system is a major organ system in our body that helps defend against the microorganisms trying to invade us. A majority of the patients...

Pharyngeal Arch Arteries

The aorta arises from the left ventricle as its outflow tract. Aorta forms an arch before  descending downwards as the thoracic/descending aorta. This arch of aorta gives rise to three arteries; from right to left these arteries are the brachiocephalic trunk, left...