Structure and Function of the Eye

Screenshot 2025 02 26 153917 Structure and Function of the Eye

Structure and Function of the Eye: The human eye stands as a vital organ crucial for the sense of sight or vision, as it actively engages with light. Within the eye, two distinct types of cells, rods and cones, play integral roles. These cells carry out conscious light perception, facilitate color differentiation, and enable depth … Read more

Spinal and Cranial Nerves: Origin and Functions

Screenshot 2025 02 26 154118 Spinal and Cranial Nerves: Origin and Functions

Spinal and Cranial Nerves: The nervous system is a highly complex and organized network responsible for transmitting signals throughout the body, coordinating voluntary and involuntary actions, and maintaining homeostasis. Two essential components of the peripheral nervous system (PNS) are the spinal nerves and cranial nerves. These nerves originate from the spinal cord and brain, respectively, … Read more

Nervous system: Structure and Functions

Screenshot 2025 02 26 154341 Nervous system: Structure and Functions

Definition of the Nervous System The nervous system is a highly specialized and intricate network of cells that regulates and coordinates various physiological processes in the body. It is responsible for receiving external and internal stimuli, processing the information, and generating appropriate responses. The nervous system ensures proper communication between different organs, enabling an organism … Read more

Nervous system: Definition, Classification and Functions

Screenshot 2025 02 24 150955 Nervous system: Definition, Classification and Functions

The nervous system is a complex and intricate network of cells, tissues, and organs that play a vital role in transmitting signals, coordinating bodily functions, and allowing organisms to respond to their environment. The central nervous system (CNS) and the peripheral nervous system (PNS) divide it into two major components. Here’s an overview of the … Read more

Lymph Circulation: Anatomy, Mechanism, Circulation and Disorders

Screenshot 2025 02 26 103931 Lymph Circulation: Anatomy, Mechanism, Circulation and Disorders

Lymph circulation is a vital physiological process that ensures the movement of lymph—a clear fluid containing white blood cells, proteins, lipids, and waste products—through the lymphatic system and eventually back into the bloodstream. This circulation plays a crucial role in fluid balance, immune function, and nutrient transport. Unlike the cardiovascular system, which is a closed-loop … Read more

Lymphatic Vessels: Structure, Functions, Types, and clinical significance

Screenshot 2025 02 26 104148 Lymphatic Vessels: Structure, Functions, Types, and clinical significance

Lymphatic vessels are a critical part of the lymphatic system, responsible for transporting lymph (a fluid containing white blood cells, proteins, and waste products) from tissues back into the bloodstream. These vessels form an extensive network throughout the body, functioning similarly to veins but with distinct structural and physiological differences. The primary roles of lymphatic … Read more

Lymphatic System: Structure, Functions, and Clinical Significance

Screenshot 2025 02 26 104346 1 Lymphatic System: Structure, Functions, and Clinical Significance

The lymphatic system is a crucial component of the circulatory and immune systems, playing a vital role in maintaining fluid balance, immune defense, and the absorption of dietary fats. It is a vast network of lymphatic vessels, lymph nodes, lymphoid organs, and lymphatic fluid (lymph) that works in close association with the cardiovascular and immune … Read more

Reticuloendothelial System (RES)

Screenshot 2025 02 26 104953 Reticuloendothelial System (RES)

The reticuloendothelial system (RES), also known as the mononuclear phagocyte system (MPS), is a highly specialized and intricate network of cells and tissues distributed throughout the body. It plays a critical role in immune defense, blood filtration, tissue homeostasis, and metabolic regulation. This system is primarily responsible for phagocytosis, in which specialized cells engulf and … Read more

Disorders of blood

Screenshot 2025 02 26 105506 Disorders of blood

Disorders of blood, also known as hematological disorders, encompass a wide range of medical conditions that affect the blood, its components, or the organs involved in blood production and regulation. These disorders can impact the red blood cells, white blood cells, platelets, plasma, or bone marrow. Some common blood disorders include: Disorders of blood 1. … Read more

Blood transfusion: Definition, History, Procedure

Screenshot 2025 02 26 105737 Blood transfusion: Definition, History, Procedure

Blood transfusion is a life-saving medical procedure in which blood or its components are transferred from a donor to a recipient through intravenous infusion. It is commonly used to replace lost blood during surgery, injury, or diseases that affect blood production. Blood transfusions can help manage conditions such as anemia, bleeding disorders, and severe infections. … Read more