A tourniquet is used during venipuncture to restrict blood flow in the vein, making it easier to locate and access the vein for blood collection.
Colposcopy is a technique used to examine the external genitalia and vagina using a lighted instrument. It is often performed to evaluate abnormal cervical or vaginal findings.
The Allen test is performed to assess collateral circulation in the hand before drawing blood from the radial artery. It helps ensure adequate blood flow to the hand in case the radial artery becomes compromised during the procedure.
An ophthalmoscope is used to examine the interior of the eye, including the retina and optic nerve. It is an essential tool for assessing eye health.
A sphygmomanometer is used to measure blood pressure. It consists of an inflatable cuff and a pressure gauge.
The Sims position is commonly used for a pelvic examination. The patient lies on their left side with the right knee and thigh flexed.
Aseptic technique involves practices that prevent the introduction of microorganisms into a sterile field. It is used to maintain sterility during medical procedures.
A spirometer is used to measure lung function and airflow. It is commonly used to diagnose respiratory conditions such as asthma and chronic obstructive pulmonary disease (COPD).
Capillary puncture is performed to collect small amounts of blood from capillaries close to the skin's surface. It is commonly used for blood glucose monitoring and other point-of-care tests.
Percussion involves tapping the body's surface to produce sounds and assess the size, shape, and consistency of internal organs. It is commonly used to examine the chest and abdomen.
Intradermal injections are administered at a shallow angle under the skin's surface. The needle is typically inserted just beneath the epidermis.
Biopsy is a technique used to obtain a small sample of tissue for microscopic examination. It helps diagnose various medical conditions, including cancer.
The correct sequence for using an alcohol-based hand sanitizer is to apply a sufficient amount, rub hands together until dry, and allow the sanitizer to air dry. No rinsing with water is required.
The "Snellen eye chart" test is used to assess visual acuity, which is the clarity and sharpness of vision. Patients are asked to read letters or symbols on the chart from a specific distance.
Autoclaving is the process of sterilizing instruments and equipment using steam under pressure. This method effectively kills bacteria, viruses, and other microorganisms.
