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Results for: 'skin'
By: Administrator, Views: 358
An electrocardiogram (ECG, EKG) is a commonly used procedure in which the electrical events associated with the beating of the heart are evaluated. (A) Skin electrodes are applied to the chest wall, which send electrical signals to a computer that interprets the signals into graph form.
By: Administrator, Views: 9587
Wound healing is a complex process in which the skin, and the tissues under it, repair themselves after injury. In this article, wound healing is depicted in a discrete timeline of physical attributes constituting the post-trauma repairing process.
By: Administrator, Views: 9730
Pressure ulcers, also known as bedsores, decubiti, decubitous ulcers, pressure injuries, and pressure sores, are localized damage to the skin and/or underlying tissue that usually occur over a bony prominence as a result of usually long-term pressure, or pressure in combination with shear or fric...
Types of disease resistance: innate defenses & immunity
By: HWC, Views: 6849
Our immune system protects us and helps fight off disease. Microorganisms, small microscopic organisms, and viruses are everywhere. Ever thought about how many are on that door you just opened? Many microbes and viruses can cause disease and are termed pathogens. Plants and animals have what i...
By: Administrator, Views: 9615
Types of fractures: - Colles' - Pott's - Compression - Vertebral compression - Epiphyseal - Stress - Hip Closed, or simple–A completely internal break that does not involve a break in the skin (x-ray of the tibia and fibula). Note the break in the fibula (smaller bone). Open, or co...
By: Administrator, Views: 9308
Breast cancer is cancer that develops from breast tissue. Signs of breast cancer may include a lump in the breast, a change in breast shape, dimpling of the skin, fluid coming from the nipple, a newly inverted nipple, or a red or scaly patch of skin. In those with distant spread of the disease, t...
By: Administrator, Views: 721
An electrocardiogram (ECG, EKG) is a commonly used procedure in which the electrical events associated with the beating of the heart are evaluated. (A) Skin electrodes are applied to the chest wall, which send electrical signals to a computer that interprets the signals into graph form. An ele...
The Hypothalamus: The Body's Thermostat (Human Thermostat)
By: HWC, Views: 5880
Normal body function requires a relatively constant body temperature, which is regulated by the body's thermostat, a region of the brain called the hypothalamus. The hypothalamus generates a temperature set point for the body and appears to be the major site for the integration of temperature inf...
By: HWC, Views: 6400
• Non-specific and specific defense mechanisms work through the functions of complement proteins. • As soon as pathogens penetrate the physical barrier of the skin, other resistance mechanisms begin. • Cells, such as macrophages, phagocytize pathogens. • These cells increase exposu...
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