When an atrial septal defect is present:
A) blood flow to the lungs is significantly decreased, which leads to severe hypoxemia.
B) the heart must push harder to force blood flow past a narrowed aorta, resulting in increased afterload.
C) deoxygenated blood is able to shift from one atrium to the other and mix with oxygen-rich blood.
D) blood is allowed to bypass the right ventricle and lungs due to the fetus's lungs being filled with fluid.
Answer: C) deoxygenated blood is able to shift from one atrium to the other and mix with oxygen-rich blood.
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If the nurse fails to obtain blood on the first attempt at venipuncture, she should avoid
1. Palpating the vein proximal to the needle and redirecting the needle. 2. Pulling back on or rotating the needle. 3. Removing and then reapplying the tourniquet. 4. Removing the needle and then reinserting it in the other arm.
A nurse is assisting with development of menu items at a long-term care facility. Which of the following menus would the nurse most likely recommend?
a. One egg over easy, one slice of whole wheat toast with sugar-free jam, 4 oz orange juice b. 5-oz cheeseburger cooked medium well with lettuce and tomato, 10 baked potato chips, and 1 cup of decaf coffee with low-fat milk and artificial sweetener c. Chef salad with 2 oz each ham and turkey, lettuce, tomato, bean sprouts, onion, green pepper with low-fat dressing, and one small roll with low-fat spread d. Turkey bacon, lettuce, and tomato sandwich on whole wheat bread with two teaspoons of low-fat mayonnaise, 10 vegetable chips, and ice tea with artificial sweetener
The nurse is initiating an IV of 5% Dextrose and 0.45 NS to infuse at 60 mL/hour for 24 hours on a client who has never had an IV before. Which of the following sites would be the nurse's first choice?
1. Digital vein 2. Metacarpal vein 3. Antecubital cephalic vein 4. Great saphenous vein
Which country is noted to have the longest life expectancy, provide comprehensive health care for its people, and have one of the most advanced health care systems in the world?
a. United States c. France b. Canada d. Japan