The itching disease Scabies is caused bya) ...
Scabies, also known as the seven-year itch, is a contagious skin infestation by the mite Sarcoptes scabiei. Scratching may cause skin breakdown and an additional bacterial infection of the skin. Scabies is caused by infection with the female mite Sarcoptes scabiei var. hominis, an ectoparasite. HENCE, Correct option is (C).
View all questions of this test
The itching disease Scabies is caused bya) ...
Sabacous hyperplasis caused small pumps to appear on the skin when sabacous gland become elongated . sabacous gland secret by only oily substances in found in skin
The itching disease Scabies is caused bya) ...
The itching disease Scabies is caused by a mite.
Scabies is a contagious skin infestation caused by the microscopic mite called Sarcoptes scabiei. This mite burrows into the upper layer of the skin, where it lays eggs and reproduces, leading to the characteristic symptoms of scabies.
Key Points:
- Scabies is caused by a mite called Sarcoptes scabiei.
- The mite burrows into the skin and lays eggs, leading to infestation.
- Scabies is highly contagious and can spread through close physical contact.
Explanation:
1. Scabies and its symptoms:
Scabies is a highly contagious skin condition caused by the infestation of the Sarcoptes scabiei mite. The female mite burrows into the skin, where it lays eggs and produces substances that cause an allergic reaction. This allergic reaction leads to intense itching and a characteristic rash.
2. The life cycle of the Scabies mite:
The Sarcoptes scabiei mite has a complex life cycle. The female mite burrows into the skin, typically in the folds of the skin, such as between the fingers, wrists, elbows, or genitals. Once inside the skin, it creates a tunnel and lays eggs. The eggs hatch within a few days, and the larvae migrate to the skin surface. The larvae then molt and develop into nymphs, which later mature into adult mites. The entire life cycle takes about 2-4 weeks.
3. Transmission and spread of Scabies:
Scabies is highly contagious and can spread through close physical contact. It can be transmitted through prolonged skin-to-skin contact, sexual contact, or sharing of contaminated personal items such as clothing, bedding, or towels. Scabies outbreaks are common in crowded places like nursing homes, schools, or prisons.
4. Treatment and prevention:
Scabies can be effectively treated with prescription medications, such as topical creams or oral medications, that kill the mites and their eggs. It is important to treat all close contacts and thoroughly clean or disinfect personal items to prevent re-infestation. Additionally, practicing good personal hygiene and avoiding close contact with infected individuals can help prevent the spread of scabies.
Conclusion:
Scabies is a contagious skin condition caused by the Sarcoptes scabiei mite. It burrows into the skin, lays eggs, and causes intense itching and a characteristic rash. Prompt diagnosis and treatment are essential to alleviate symptoms and prevent the spread of scabies.
To make sure you are not studying endlessly, EduRev has designed NEET study material, with Structured Courses, Videos, & Test Series. Plus get personalized analysis, doubt solving and improvement plans to achieve a great score in NEET.