98167

The destruction of microorganisms on living tissues, as long as there is contact between the tissues and the antimicrobial agent, denotes antisepsis (option 2). Antisepsis refers to the application of antimicrobial agents to living tissues to reduce the possibility of infection, sepsis, or putrefaction.

1. Sterilization:

   • This is the process of completely eliminating all forms of microbial life, including bacteria, viruses, fungi, and spores, from an object or surface. Sterilization is typically achieved through methods such as autoclaving (steam under pressure), dry heat, chemical sterilants, or radiation. Sterilization is used for medical instruments, laboratory equipment, and other items that must be free of all microorganisms.

2. Antisepsis:

   • Antisepsis refers to the application of antimicrobial agents to living tissues to reduce the risk of infection, sepsis, or putrefaction. Antiseptics are used on skin and mucous membranes to prevent infection during surgical procedures, wound care, and other medical interventions. Common antiseptics include alcohol, iodine solutions, and chlorhexidine.

3. Sanitization:

   • Sanitization is the process of reducing the number of microorganisms on surfaces or objects to a level considered safe by public health standards. This does not necessarily eliminate all microorganisms but reduces them to a level that minimizes the risk of infection or disease. Sanitization is commonly used in food service, public restrooms, and other environments where hygiene is important.

31337

Root planing removes necrotic cementum that is in contact with endotoxin.

12973

The designation "D2" on an endodontic file indicates the diameter of the file at the tip, measured in hundredths of a millimeter. This helps clinicians select the appropriate file size for root canal treatment.

85462

Each of the following statements about local anaesthesia is correct except: Prilocaine is more toxic than lignocaine.

81558

Prescriptive analysis is the most advanced form, using optimization and simulation algorithms to advise on the best course of action to achieve goals.

12118

In a healthy individual, glucose is completely reabsorbed when the plasma concentration is 100 mg/100 ml or less.

36963

Ascorbate (vitamin C) enhances the absorption of iron from the gastrointestinal tract, making it beneficial for individuals with iron deficiency anemia.

69201

While high LDL cholesterol is a significant risk factor for atherosclerosis, it is not a lifestyle factor. It is a metabolic condition that can be influenced by diet and physical activity.

74072

Zinc is included in amalgam alloys as an aid in manufacturing to produce clean, sound castings of the ingots used for cut-particle alloys.

22853

• Dilantin (phenytoin) therapy is associated with gingival hyperplasia (overgrowth of gum tissue), which is primarily fibrotic and not inflammatory.
• The other options (pregnancy, vitamin C deficiency, and puberty) are associated with primary inflammation, such as gingivitis or inflammatory responses in tissues.