Which of these is closed thick wall or sac that contains fluid or semisolid material?
CYST – A closed cavity or sac containing fluid or semisolid material. A cyst may have an epithelial or endothelial lining.
What is a closed thick walled sac containing fluid?
A cyst is a closed capsule or sac-like structure, usually filled with liquid, semisolid, or gaseous material.
What term describes a closed pocket containing pus that is caused by a bacterial infection group of answer choices?
Phlegmon is a medical term describing an inflammation of soft tissue that spreads under the skin or inside the body. It’s usually caused by an infection and produces pus.
Is a small blister containing watery fluid that is less than 0.5 cm in diameter?
When a blister is less than 0.5 cm, it is known as a vesicle, and when greater than 0.5 cm, it is known as a bulla.
What is a cancerous growth composed of melanocytes?
Melanocytes produce the skin’s pigment or color. Melanoma begins when healthy melanocytes change and grow out of control, forming a cancerous tumor. A cancerous tumor is malignant, meaning it can grow and spread to other parts of the body.
Why do abscesses happen?
Most abscesses are caused by a bacterial infection. When bacteria enter your body, your immune system sends infection-fighting white blood cells to the affected area. As the white blood cells attack the bacteria, some nearby tissue dies, creating a hole which then fills with pus to form an abscess.
Why do I get abscesses in my groin?
Hidradenitis suppurativa (HS) is a painful, long term skin condition that causes abscesses and scarring on the skin. The exact cause of hidradenitis suppurativa is unknown, but it occurs near hair follicles where there are sweat glands, usually around the groin, bottom, breasts and armpits.
What is a blister containing a watery fluid?
The clear, watery liquid inside a blister is called serum. It leaks in from neighboring tissues as a reaction to injured skin. If the blister remains unopened, serum can provide natural protection for the skin beneath it. Small blisters are called vesicles.
When should I be worried about a blister?
When should you be concerned about blisters? As discussed earlier, most blisters will begin to heal naturally on their own after a few days with proper care and hygiene. However, it is a concern if the blister is painful or becomes infected. Large painful blisters can be drained and treated by a trained professional.