NP 235 Quiz 2 well answered and graded A+

What is referred to as dual-x-ray absorptiometry (DEXA)? Bone Density Scan What is the purpose of this DEXA test? Measure bone density of spine, hip, femur or forearm. Diagnose metabolic bone disease OSTEOPOROSIS 00:46 01:41 What does a prostate specific antigen (PSA) test indicate? Indicates levels of prostate-specific antigen in your blood. PROSTATE CANCER, 10mg What does a Lung scan evaluate for? Perfusion- looks at how blood is flowing within the lungs. Ventilation- how air moves in and out of the lungs. P=blood Vent=air What does an Echocardiogram evaluate for? Evaluates size, shape and position of structures and movement within the heart. DETECTS HERAT VALVE DISEASE How does C-diff affect a patient's body? Bacterium in the intestines. Inflammation in the colon (diarrhea) Kidney and liver failure Bowel disease What are some risk factors in getting C-diff? Older age (65 and older) Underlying medical issues antibiotic use weakened immune system What is the purpose of a Bone biopsy? DETECTS CANCERS Take a sample of tissue cells from your bones to check for cancer diseases. What does an electrocardiogram (EKG) evaluate for? Electrical impulses of the heart to determine rate, rhythm of the heart, the site of a pacemaker and the presence of injury at rest. What is the main purpose of a Virtual colonoscopy? DETECTS COLON CANCER Determines whether there are polyps or abnormalities in the colon. What does a stress test evaluate for? How your heart works during physical activity What is the purpose of a Holter monitor? Records the electrical activity of the heart as the patient goes about their daily activities. When is a Holter monitor used? for all daily activities What does an MRI evaluate for? Imaging testing of the brain and spinal cord. ORGANS and TISSUES, for TUMORS What does an electromyography evaluate for? Neurological disorders MS What does a carotid ultrasound evaluate? Narrowed or blocked arteries. BLOOD FLOW can cause STROKE What does a breast ultrasound evaluate? diagnose lumps or other abnormalities. differentiate benign tumors from malignant tumors. What is the purpose of a PET scan? Scans bone scans for cancer, injuries, infection and other causes of skeletal abnormalities. ASSESS FOR CELL DEATH and DAMAGE in BRAIN TISSUE Why is radioisotope administered during a bone scan? to detect areas of the bone which are gowning or being repaired. IDENTIFIES ABNORMAL TISSUE What does hysteroscopy evaluate? causes of abnormal bleeding in the uterus. What type of technique is used when performing a venipuncture for blood draw? Why? ASEPTIC technique To prevent contamination and infection. lumbar puncture color ph cell count protein chloride glucose