TLS Online TPP Program

#Question id: 3874


A branched (“lariat”) structure is formed during:

#Unit 3. Fundamental Processes
  1. attachment of a 5' cap to mRNA.

  2. attachment of poly(A) tails to mRNA.

  3. processing of preribosomal RNA.

  4. splicing of group II introns.

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TLS Online TPP Program

#Question id: 12955

#Unit 7. System Physiology – Animal

Which of the following would tend to decrease GFR by more than 10% in a normal kidney?

TLS Online TPP Program

#Question id: 12954

#Unit 7. System Physiology – Animal

A 55-year-old male patient with hypertension has had his blood pressure reasonably well controlled by administration of a thiazide diuretic. During his last visit (6 months ago) his blood pressure was 130/75 mm Hg and his serum creatinine was 1 mg/100 ml. He has been exercising regularly for the past 2 years, but recently has complained of knee pain and began taking large amounts of a nonsteroidal anti-inflammatory drug. When he arrives at your office, his blood pressure is 155/85 and his serum creatinine is now 2.5 mg/100 ml. Which of the following best explains his increased serum creatinine?

TLS Online TPP Program

#Question id: 12953

#Unit 7. System Physiology – Animal

 Which of the following diuretics inhibits Na+-2Cl−-K+ co-transport in the loop of Henle as its primary action?

TLS Online TPP Program

#Question id: 12952

#Unit 7. System Physiology – Animal

Which of the following changes would tend to increase Ca2+ reabsorption in the renal tubule?

TLS Online TPP Program

#Question id: 12951

#Unit 7. System Physiology – Animal

If the cortical collecting tubule tubular fluid inulin concentration is 40 mg/100 ml and plasma concentration of inulin is 2.0 mg/100 ml, what is the approximate percentage of the filtered water that remains in the tubule at that point?

TLS Online TPP Program

#Question id: 12950

#Unit 7. System Physiology – Animal

Increases in both renal blood flow and GFR are caused by which of the following?