← Foundations - Chapter 19: Specimen Collection and Diagnostic Examination Export Options Alphabetize Word-Def Delimiter Tab Comma Custom Def-Word Delimiter New Line Semicolon Custom Data Copy and paste the text below. It is read-only. Select All Informed Consent A patient (or responsible family member if the patient is legally incompetent) must fully understand what will be done during a test, surgery, or any medical procedure and must understand its risks and implications before legally consenting to it. -ography Procedure in which an image is produced -ogram Actual image or results of a test -oscopy Visualization of body structures -centesis Puncture of a body cavity Residual Urine Urine left in the bladder after voiding. It is more than 50 mL of urine remaining in the bladder; the patient may need to have an indwelling catheter inserted. Stool Specimen When this is obtained, the specimen hat is placed toward the back of the stool. Urine Specimen When this is obtained, the specimen hat is placed toward the front of the stool Occult Hidden Hemoccult Test Detects occult blood in the feces Sputum Secretions in the lung. It contains mucus, cellular debris, or microorganisms, and it may contain blood or pus. Culture A laboratory test involving cultivation of microorganisms or cells in a special growth medium.. Sensitivity A laboratory method of determining the effectiveness of antibiotics, usually performed in conjunction with culture. Acid-Fast Bacillus The organism responsible for tuberculosis of the lung Expectorate Eject mucus, sputum, or fluids from the trachea and lungs by coughing or spitting. Expectoration fromthe throat and mouth secretions cannot be used as a sputum specimen because saliva with food particles will not give desired results. Nasotracheal Suctioning Is required to collect a sputum specimen when a patient cannot expectorate sputum. Aerobic Organisms Grow in superficial wounds exposed to the air Anaerobic Organisms Tend to grow within the body cavities. To collect an anaerobic specimen deep in a body cavity, the nurse uses a a sterile syringe tip to aspirate visible drainage from the inner wound. Blood Tests One of the most commonly used diagnostic aids in the care and evaluation of patients, can yield valuable information about nutritional, hematologic, metabolic, immune, and biochemical status. Venipuncture The most common method, involves inserting a hollow-bore needle into the lumen of a large vein to obtain a specimen. Vacutainer tube A tube that allows the drawing of multiple blood samples. Common Venipuncture Sites Basilic and Cephalic Veins in the Antecubital Space Tourniquet A constricting device applied above the bleeding site. It prevents the arterial blood flow to the part below the tourniquet and prevents venous blood from returning to the heart.