Vesicoureteral reflux: __________
Fill in the blank(s) with correct word
backflow of urine from the urinary bladder to the ureter
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For which of the following diseases are people of Northern European ancestry at greater than average risk?
A. lactose intolerance B. Hemochromatosis C. Tay-Sachs disease D. diabetes
Which of the following characteristics is common to both T-cell receptors and immunoglobulins?
a. Somatic recombination of V, D, and J segments is responsible for the diversity of antigen-binding sites. b. Somatic hypermutation changes the affinity of antigen-binding sites and contributes to further diversification. c. Class switching enables a change in effector function. d. The antigen receptor is composed of two identical heavy chains and two identical light chains. e. Carbohydrate, lipid, and protein antigens are recognized and stimulate a response.
A female teenager has experienced three uncomplicated urinary tract infections in the last 3 months. Knowing the anatomical location of the urethra, the nurse should educate this teenager about:
A) Proper handwashing to decrease amount of Pseudomonas growing on the hands B) Wiping from front to back to prevent Escherichia coli contamination of the urethra C) Wearing gloves when wiping perineum after defecation to prevent Staphylococcus aureus infection D) Washing hands prior to inserting a tampon to minimize the risk of group B Streptococcus
Based on David's Student Story, which is about cardiorespiratory fitness, he is having trouble when he runs because he has
A) had a previous injury that makes difficult to run. B) not adequately trained his cardiorespiratory system. C) not been physically active for the past several years. D) not done enough repetitions when lifting weights.