Basic Principles of Wound Healing: Wound healing is a complex, highly coordinated biological process through which the body repairs damaged tissues and restores the integrity of the skin or other injured structures after trauma, surgery, burns, infections, or disease. The skin acts as the body’s primary protective barrier against physical injury, microorganisms, harmful chemicals, and…
Leprosy, also known as Hansen’s disease, is a chronic infectious disease caused primarily by Mycobacterium leprae and, less commonly, by Mycobacterium lepromatosis. It mainly affects the skin, peripheral nerves, mucous membranes of the upper respiratory tract, and eyes. Unlike many bacterial infections, leprosy progresses very slowly, often taking 2 to 20 years or even longer…
What is Dermatitis: Dermatitis is a broad term used to describe inflammation of the skin, resulting in symptoms such as redness, swelling, itching, pain, dryness, scaling, and sometimes blister formation. It is one of the most common dermatological conditions encountered in clinical practice and can affect individuals of all ages, from infants to the elderly….
What is Psoriasis: Psoriasis is a chronic, immune-mediated, inflammatory skin disease characterized by excessive proliferation of skin cells, abnormal differentiation of keratinocytes, inflammation, and the formation of well-defined erythematous (red), scaly plaques. It is one of the most common chronic dermatological disorders, affecting approximately 2–3% of the global population, although its prevalence varies among different…
Structure and Functions of Skin: The skin is the largest organ of the human body and serves as the first line of defense against the external environment. It forms a protective covering over the entire body and performs a wide variety of essential functions that are necessary for survival. In an average adult, the skin…
Clinical Pharmacist Job: The healthcare industry continues to create exciting career opportunities for pharmacy graduates who are passionate about patient care, medication safety, and clinical excellence. If you are looking to start or advance your career as a Clinical Pharmacist, Venkateshwar Hospital is inviting applications from B.Pharm graduates with 0–4 years of experience for a…
Morphology of Cell Injury: The morphology of cell injury refers to the structural and functional changes that occur in cells when they are exposed to physiological stress or harmful stimuli. Cells are constantly subjected to changes in their internal and external environment. Under normal conditions, they adapt to these changes to maintain their normal function…
Causes of Cellular Injury: A cellular injury is a state in which a cell is unable to maintain its normal structure and function due to exposure to harmful stimuli. Cells continuously adapt to physiological and environmental changes; however, when the intensity or duration of a harmful stimulus exceeds the cell’s adaptive capacity, injury occurs. Cellular…
Components and Types of Feedback Systems: A feedback system in human physiology is a regulatory mechanism by which the body monitors and controls its internal environment to maintain homeostasis. Homeostasis refers to the ability of the body to maintain a relatively constant internal environment despite continuous changes in external and internal conditions. Feedback systems ensure…
Capsule Sizes: Hard gelatin capsules are manufactured in standardized sizes to accommodate different quantities of drugs and excipients. The selection of capsule size depends on several factors, including the dose of the active pharmaceutical ingredient (API), bulk density of the powder, volume of the formulation, patient acceptability, and ease of swallowing. Capsule sizes are identified…
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