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
...
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
Neisseria gonorrhoeae gram stain of the
exudate Correct Answer-shows numerous neutrophils, many that contain intracellular gram-negative
diplococci.
Neisseria gonorrhoeae Correct Answer-is able to switch out different pilin genes, and for this reason,
prior infection does not confer long-lasting immunity.
Gonorrhea Correct Answer-Gonorrhea can change its pilus, which is responsible for adhesion to host
cells and the main antigen to which the host mounts an immune response.
Neisseria gonorrhoeae Correct Answer-has the property of antigenic variation which causes reinfection
Neisseria gonorrhoeae Correct Answer-1.dysuria and a yellow urethral exudate. 2.Gram stain of the
exudate shows numerous neutrophils, many that contain intracellular gram-negative diplococci.
3. had three similar
episodes of urethritis over the past 2 years.
anorexic Correct Answer-She
appears emaciated. She is 163 cm (5 ft 4 in) tall and weighs 40 kg (88 lb); BMI is 15 kg/
Anorexia leads to hypogonadotropic hypogonadism Correct Answer-as the body realizes that the
possibility of nourishing a fetus is zero and gives up the pretense
A 17-year-old girl is brought to the physician by her mother because she has not had a menstrual period
for 6 months. The
patient is unconcerned about the lack of menses. Menarche occurred at the age of 12 years, and menses
had occurred at
regular 28-day intervals until they became irregular 1 year ago. She is a member of her high school
gymnastics team. She
appears emaciated. She is 163 cm (5 ft 4 in) tall and weighs 40 kg (88 lb); BMI is 15 kg/m2. Her pulse is
54/min, and blood
pressure is 80/50 mm Hg. Which of the following is the most likely cause of this patient's amenorrhea?
Correct Answer-Answer: hypogonadotrophic hypogonadism
There's a lot of supporting data, but one should guess this answer once you read the word "gymnast" (or
"dancer").
Atorvastatin Correct Answer-used to treat high cholesterol
A person with high LDL-Cholesterol cholesterol and htn can be treated with Correct Answer-a statin
(atorvastatin) and losartan
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