Which of the following are reasons to use a needle and syringe system when drawing blood? quizlet
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Terms in this set (52)Which method of drawing blood would you use on a patient with small or fragile veins? A. Evacuation system Butterfly system Withdrawing blood from a vein is called ____. A. hematology phlebotomy Which of the following is the liquid or fluid portion of the blood? A. Plasma Plasma Which of the following is the term for red blood cells, white blood cells, and platelets? A. Whole blood Formed elements The description of whole blood is ____. A. the clear, yellow liquid that remains after a blood clot forms the total volume of plasma and formed elements Which of the following refers to the rupturing of red blood cells? A. Capillary puncture Hemolysis Which of the following is the most common antiseptic used to cleanse the skin before drawing blood? A. Alcohol Alcohol In tests for which the use of alcohol may result in inaccurate test results, which of the following chemicals may be used to prepare the skin before venipuncture? A. Povidone-iodine Povidone-iodine Which of the following is part of the preparation for a glucose tolerance test? A. Instruct the patient to eat a high-carbohydrate diet for 3 days before the procedure Instruct the patient to eat a high-carbohydrate diet for 3 days before the procedure Which of the following are the most common sites for venipuncture? A. Femoral and inguinal veins Median cubital and cephalic veins Which of the following items forms the first line of defense during a phlebotomy procedure? A. Face mask Gloves Which of the following would you include when performing venipuncture using an evacuation system? A. Bunch up the patient's skin above and below the insertion site Penetrate the vein wall to a depth of 1/4 to 1/2 inch Which blood collection device uses interchangeable collection tubes that are calibrated to collect the exact amount of blood required? A. Evacuation system Evacuation system Which procedure for obtaining a blood sample is usually performed on the middle finger or the ring finger? A. Evacuation system Capillary puncture Which of the following is characteristic of capillary puncture? A. The blood is collected using a sterile needle and syringe. The patient's non-dominant hand is used for this procedure. Which of the following is used in the capillary puncture technique? A. Lancet
Lancet Which of the following tests requires the use of a blood collection tube with a gray stopper? A. Coagulation studies Blood glucose tests Which tests require the use of a collection tube with a green stopper? A. Blood glucose tests Electrolyte studies Blood chemistries and HIV/AIDS antibody tests must be performed with a collection tube with what color stopper? A. Red Red Which color stopper is used for a collection tube that contains no additive? A. Yellow Red When drawing blood from an infant, what is best site to use to prevent injury to the infant? A. The veins in the antecubital fossa The heel
Which of the following is important when drawing blood from an elderly patient? A. Do not apply pressure after removing the needle Have the patient elevate her arm after removing the needle The medical term hemophilia is ____. A. the rupturing of red blood cells, which releases hemoglobin that can cause kidney failure a disorder in which the blood does not coagulate at a wound or puncture site After how many unsuccessful attempts at obtaining a good blood sample should you seek assistance from your supervisor or the doctor? A. 1 2 A blood urea nitrogen (BUN) test is used to identify ____ A. anemia kidney disorders An erythrocyte (RBC) count is used to identify ____. A. an infection anemia Blood tests for potassium and sodium identify ____. A. prostatic cancer fluid-electrolyte imbalances A blood test that measures creatine kinase (CK) can identify ____. A. gout heart disease Which blood test can help identify coronary artery disease and atherosclerosis? A. Total cholesterol Total cholesterol Gout is identified by which of type of blood test? A. Uric acid Uric acid What is the normal range of potassium found in the blood? A. 8.6 to 10.0 mg/dL 3.5 to 5.1 mEq/L Normal prothrombin time (PT) is ____. A. 11 to 15 seconds 11 to 15 seconds The normal blood calcium level is ____. A. 8.6 to 10.0 mEq/L 8.6 to 10.0 mEq/L The normal sodium blood level is ____. A. 3.5 to 5.1 mEq/L 136 to 145 mEq/L The normal fasting blood glucose level is ____. A. 136 to 145 mEq/L 74 to 120 mg/dL Which of the following identifies how much of the volume of a sample is made up of red blood cells after the sample has been spun in a centrifuge? A. Hemoglobin determination Hematocrit determination Which of the following refers to the study of the shape or form of objects? A. Phagocytosis Morphology Enzyme-linked immunosorbent assay (ELISA) and Western blot tests are used to confirm which of the following diagnoses? A. Diabetes mellitus HIV infection The hemoglobin A1C test reflects blood glucose levels over what period of time? A. 1 year 3 months Which of the following are included in steps for collection of a blood specimen? A. Tell the patient the process will not be painful Identify the patient correctly To identify the patient correctly prior to blood collection, you should ____. A. call the patient by name ask the patient to verify her name In addition to using appropriate engineered safety devices, NIOSH recommends that health-care workers ____. A. recap needles before transporting them to the sharps container use needles only if no safe alternatives are available The physician has asked you to draw blood from Peter, a 24-year-old patient, for routine pre-employment testing. As you begin explaining the process, Peter starts to look very uncomfortable. Although he pretends nothing is wrong, you soon discover that he is afraid of needles. Which of the following suggestions might you make to help Peter? A. "Take rapid, shallow breaths while I insert the needle in your arm." "See the magazine in the rack on the wall? Focus on that while I draw the blood." Julia is a pretty, 16-year-old patient who has come to the office for her annual physical. The physician has asked you to draw blood for routine blood tests. When she realizes that you are going to draw her blood, she frowns and backs away. She tells you that when "they" drew her blood last year, it left a huge, ugly bruise that took weeks to go away. Which of the following would be your best response? A. "They probably didn't draw the blood correctly last time." "Some bruising is possible, but I will do everything possible to minimize it." After explaining the process, you are drawing blood on 82-year-old Mrs. Green using an evacuated tube system. As you insert the third tube into the holder, the Mrs. Green begins to cry. You ask if she is in pain and she says, "No, but I am so scared! Why do they need this much blood? I must have a terrible disease!" Which of the following is your best response? A."If you have a terrible disease, wouldn't you rather know about it?" "Drawing blood does not necessarily mean you are ill; blood tests are one of the best ways to get an overall picture of your health." Kaiden is a 32-year-old businessman who is being seen in the office because he has been feeling fatigued all of the time. He says he is having difficulty concentrating at work, and his appetite is off. The physician has ordered several blood tests. When you explain the procedure to Kaiden, he smiles and says, "Oh, sure, I've been through this many times before. Do what you have to do!" A few seconds after you withdraw the needle, Kaiden suddenly goes limp. You realize that he has fainted and is beginning to slip out of the chair. What should you do? A. Thrust his head down between his legs Gently lower him to the floor while protecting his head Melanie is a 46-year-old unemployed patient who is being seen in the medical office because of a pain in her abdomen that has persisted for three weeks. The physician orders a urinalysis and several blood tests. When you begin preparing to draw her blood, Melanie says, "No! I don't want you to draw my blood. I just want to know what is causing the pain in my stomach. You don't need blood for that! I can't afford all these extra tests." You explain that the blood tests are needed to help diagnose the stomach pain, but Melanie continues to refuse to allow you to draw her blood. What should you do? A. Inform Melanie
that you must draw the blood because the physician ordered it Report her refusal to your supervisor or the physician and make a note in her chart A blood collection tube with a gray stopper is used to obtain blood for a blood ________ test. glucose A blood collection tube with a yellow stopper is used to obtain blood ________. cultures A blood collection tube with a lavender stopper is selected for ________ studies. hematology A(n) blood collection tube with a ________ stopper contains heparin. green A blood collection tube with a gold stopper contains a silicone serum separator and is used for studies requiring blood ________. serum Sets with similar termsCollecting, Processing, and Testing Blood Specimens55 terms chandra72 Clinical Procedures Ch. 48 quiz questions32 terms lstall Collecting, processing and testing blood specimens…71 terms summernicole120 Sets found in the same folderClinical Ch. 4868 terms LaurenDevlin4 MA Chapter 4964 terms brookekady MA Ch 49 Electrocardiography and Pulmona…65 terms Tanya_GreenleePLUS MA CHAPTER 48 COLLECTING, PROCESSING, AND TESTING…49 terms veronicacruz41414 Other sets by this creatorAML Ch 5 The Nervous System - Neurology and Psychi…88 terms Tanya_GreenleePLUS AML Ch 4 The Musculoskeletal System- Orthopedics52 terms Tanya_GreenleePLUS AML Ch 3 Integumentary System161 terms Tanya_GreenleePLUS MA Ch 4 Interpersonal Communication54 terms Tanya_GreenleePLUS Recommended textbook solutionsThe Human Body in Health and Disease7th EditionGary A. Thibodeau, Kevin T. Patton 1,505 solutions
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Use disposable plastic syringes and safety straight needles or a safety-winged blood collection set. For most laboratory specimens, using 20 mL plastic syringes will allow the withdrawal of adequate specimen. Generally, the needle should not be smaller than 21-gauge.
What is the gauge of needles most commonly used in venipuncture quizlet?The most commonly used sizes for phlebotomy are 21-23 gauge needles. Larger gauge needles (small bore), such as 25 gauge, is more likely to be a cause of hemolysis.
Which of the following methods of blood collection would be best to use with patients who have small or fragile veins?HAND VEINS: A winged blood collection set with a 23-gauge needle (also referred to as the butterfly with pale blue wings) is the better choice for hand veins since it lets the phlebotomist control the access to fragile veins a little easier.
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