RSV is an RNA virus that enters the cell via a fusion protein Correct Answer-(which is the target of the prophylactic monoclonal antibody drug Palivizumab) Gram-positive rods in a diabetic foot wound (or a World War I soldier fighting in a trench) means Correct Answer-means Clostridium perfringens (the causative organism of gas gangrene). Crepitus means gas in the tissues, which is produced as a byproduct of its highly virulent alpha toxin Crepitus Correct Answer-means gas in the tissues, which is produced as a byproduct of its highly virulent alpha toxin Clostridium perfringens Correct Answer-(the causative organism of gas gangrene). The causative organism of a a necrotizing wound with a purplish. black discoloration Correct Answermost likely produces an alpha toxin virulence factor With Von Willebrand's Correct Answer-the only laboratory abnormality is increased bleeding time (literally you prick the patient and see how long it takes them to stop bleeding). von Willebrand diseaseFrequently, On Step, bleeding women have VWD. Bleeding boys have hemophilia. Correct Answer-is by far the most common inherited bleeding diathesis. On the USMLE Step exam Correct Answer-bleeding women have VWD. Bleeding boys have hemophilia. Autism -like behaviour Correct Answer-resist making eye contact and flapping hands Fragile X Syndrome Correct Answer-Autism-like behaviors (resist making eye contact and flapping hands) and large testicles after puberty Fragile X Syndrome caused by Correct Answer-trinucleotide repeat expansion RSV is an RNA virus that enters the cell Correct Answer-via a fusion protein (which is the target of the prophylactic monoclonal antibody drug Palivizumab).* RSV is an RNA virus Correct Answer-causes RSV Bronchialitis RSV is an RNA virus Correct Answer-has a property of mediation of cell entry via fusion protein β2 adrenergic agonists' effects on smooth muscle Correct Answer-cause dilation of bronchial passages, vasodilation in muscle and liver, relaxation of uterine muscle, and release of insulin β2 adrenergic agonists Correct Answer-are primarily used to treat asthma and other pulmonary disorders, such as COPD bilateral wheezing as a result of a bee sting The purpose of Rhogam Correct Answer-is to bind to and remove the RhD antigens so that the mother does not form an immune response against the antigen in fetus' blood. Rhogham administration Correct Answer-It's given to at-risk Rh- moms at 28 weeks and at deliver Mom is group O and baby is RH Negative give Correct Answer-give Rhogham Metformin causes Correct Answer-1. Hepatic glucose out put to be decreased 2. target tissue glucose uptake and utilization to be increased Metformin(Glucophage) Correct Answer-decreases hepatic glucose production, decreases intestinal absorption of glucose, and improves insulin sensitivity by increasing peripheral glucose uptake and utilization.* colicky right flank pain that radiates to the groin and hematuria. Ultrasound examination of the kidneys shows right-sided hydronephrosis and a dilated ureter. Which of the following is most likely to be found on urinalysis? Correct Answer-Uric acid crystals