Surgery and Nutritional Support – Flashcards
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The most common nutritional deficiency related to surgery is
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protein
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Before general surgery, nothing is given by mouth for atleast
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8 hours
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Protein is especially needed in the postoperative recovery period for
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control of edema
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The primary source of energy during the postoperative period should be
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carbohydrates
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An important function of carbohydrates in the postoperative period is to
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spare protein for tissue synthesis
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Blood losses may result in a deficiency of
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iron
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Two minerals that are lost during tissue catabolism are
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potassium and phosphorus
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Fluid loss is accompanied by loss of the electrolytes
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sodium and chloride
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The vitamin that is needed to cement new tissues during the healing process is
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vitamin C
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Commercial enteral feeding formulas are preferred to blenderized food because
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they carry less risk of bacterial growth and infection
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The majority of postsurgical patients are encouraged to return to a regualr oral diet as soon as possible because
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regular food helps stimulate normal action of the gastrointestinal tract
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After surgery, oral feedings can begin as soon as
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bowel sounds return
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Patients who have had surgery of the head, neck, or throat may require
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tube feedings
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The parts of the gastointestinal tract that are joined in a total gastrectomy are the
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esophagus and small intestine
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For several days after a gastrectomy, meals should be
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small, frequent, and easily digested
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Patients who have had gastric surgery usually experience "dumping syndrome"
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after recovery and when they are beginning to eat normally
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The nutrient most likely to lead to "dumping syndrome" is
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simple carbohydrate
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Physiologicic symptoms of "dumping syndrome" result from
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water being drawn from the blood into the intestine and decreasing the blood volume
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If a patient will require parenteral nutrition for a prolonged period of time, the route that should be used it
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total parenteral nutrition
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After a cholecystectomy, the diet is usually low to moderate in
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simple carbohydrates
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The surgery in which the colon is attached to an opening in the abdominal wall is known as
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colostomy
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If the intestinal drainage from an ostomy site is still liquid, the patient has an
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ileostomy
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Foods that are allowed in the nonresidue diet include
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strained fruit juices and eggs
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A burn that causes cell damage in both the top layer of skin and in the dermis is a
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second-degree burn
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During the initial stage of treatment of a severe burn
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an intravenous electrolyte solution is given
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THe intravavenous solution that is given immediately to a burn patient to prevent hypovolemia is
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lactated Ringer's solution
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An appropiate tube feeding route for a patient at high risk for aspiration is
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nasojejunal
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Total parenteral nutrition formulas provide protein in the form of
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amino acids
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A good snack for a patient with "dumping syndrome is"
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cheese and crackers
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Ordinarily the cell operates in an orderly fashion under the influence of
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the genetic code
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Cancers that originate from epithelial tissue are called
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carcinomas
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Factors associated with the development of cancer include
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radiation exposure
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Emotional stress may play a role in the development of cancer through the
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damage to the immune system and the thymus gland
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The cellular component of the immune system that is derived from the thymus is the
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T cell
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The cells responsible for synthesis and secretion of antibodies are the
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B cells
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The nutrient primarily responsible for maintaining tissue integrity and immunocompetence is
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protein
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Cancer therapy that uses radioactive isotopes is
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radiation
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Which of the following describes a disadvantage of abdominal radiation
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The structure and function of the bowel may be adversely affected
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Patients who receive chemotherapeutic drugs often develop
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anemia
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A major systemic effect of the disease state of cancer is
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negative nitrogen balance
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Food aversions result from long-term treatment by
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chemotherapy
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Patients who receive chemotherapy drugs often develop anemia because the drugs
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damage the bone marrow
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The primary goal in nutritional care of patients with cancer is to
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prevent malnutrition
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To counteract the hypermetabolic state of cancer, it is important to increase the intake of
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kilocalories
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For patients with cancer, additional dietary protein is necessary for
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tissue synthesis for helaing
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Given a choice and a functional gastrointestinal tract, the preferred method of feeding a patient with cancer is
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normal oral intake
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If salivary secretions are reduced or absent, it may be most helpful to
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serve food in semiliquid form
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An oncogen is
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a gene that, when activated, causes neoplastic growth
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A sarcoma is
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a tumor derived from connective tissue
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The cells that activate the phagocytes are the
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T cells
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Mucositis is an inflammation of the
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oral mucosa
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Symptoms that may occur during the primary HIV infection stage include
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a short bout of mild mononucleosis or flulike syndrome
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Tuberculosis or Kaposi's sarcoma commonly occurs when T helper lymphocyte counts are
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200 to 500/mm3
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The normal blood level of T helper lymphocytes in healthy adults is
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approximately 800/mm3
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Nutrition support is a vital care component throughout the progression of HIV infection
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controlling involuntary weight loss and tissue wasting
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A fundamental effect of HIV infection is
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major weight loss
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An HIV positive patient should be referred to the clinical dietitian on the AIDS team
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at the first contact with a health professional
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The nutrition care plan AIDS is
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individualized and is continually adjusted throughout the course of the disease
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Which of the following is a risk factor for HIV/AIDS
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recent blood transfusion
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Guidelines for counseling a person with HIV infection include
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promoting optimal nutrition while making the fewest food changes