Pathological conditions related to the muscular system are: Muscular dystrophy Polymyositis Muscular dystrophy: Muscular dystrophy is a group of inherited diseases characterized by progressive weakness and degeneration of muscle fibers without the involvement of the nervous system. Polymyositis: Polymyositis is a chronic inflammatory myopathy. This condition is marked by symmetrical muscle weakness and pain, often […]
There are three types of the muscles in the body. They are Straighted Muscles Smooth Muscles Cardiac Muscles 1. Straighted Muscles: Other names, arrangement and control Straighted muscles are also known as voluntary muscles or skeletal muscles. These are the muscle fibres that move all the bones of the face and eyes. Through the central […]
Axial Skeletal System Definition Axial Skeleton (Skeletal System) consists of Skull Sternum Ribs Vertebral Column Skull: Skull is the bony framework of cranium and face. It is a part of the Axial Skeletal System. Skull consists of cranial and facial bones. Cranium consists of 8 bones and face consists of 14 bones. The bones are […]
Some of the Skin disorders are not dangerous, they are called as benign skin neoplasms. Some of the Benign Neoplasms of Skin are: Callus Keloid Keratosis Leukoplakia Nevus Callus: What is Callus? Callus is the increased growth of cells in the horny layer of the epidermis due to pressure or friction. Common Sites of Callus […]
Skin is the outer most layer of the body that covers and protects all the internal organs. Skin along with hair and nails are the parts of the Integumentary System. Some of the Clinical Procedures that deals with the skin problems includes: 1. Cryosurgery: Cryosurgery is the process in which the affected skin tissue is […]
Vocabulary that we come across while studying the anatomy of the Eyes – Sense organs for Sight: Accomodation : The normal adjustment of the eyes to see objects at various distances. The lens is made thinner or fatter by the ciliary body to bring an object into focus on the retina. Anterior chamber : The […]
The contraction of the diaphragm and the inter coastal muscles produces expansion of the chest cavity, so air enters into the lungs during inspiration. A forced inspiration can produce additional expansion, so more air can enter the lungs . Similarly, a forced expiration can expel an extra volume of air. The various respiratory volumes are: […]
Ears are one of the five sense organs. Ears are helpful for listening. Transmission of Sound Waves: Sound waves are received by the outer ear and they are conducted to specialized receptor cells within the ear and they are transmitted by those cells to the nerve fibers that lead to the auditory region of the brain in […]
How and Why the Nitrogenous Waste is produced? When the proteins combine with oxygen, a waste is produced called as nitrogenous wastes. The solid wastes are difficult to be removed from the body unlike the gaseous wastes like carbondioxide and water vapour, hence solid wastes are to be converted into soluble waste product such as […]