Instructions: For each histology question, pick the one best answer. This histology test bank is also useful for the histology questions on the USMLE (USMLE step 1). Click here for answers and detailed explanations. 1. What is the glomerulus? a. Afferent arteriole b. Efferent arteriole c. Capillary tuft d. Peritubular capillaries e. Vasa recta 2. What is a renal pyramid and its associated cortex referred to? a. Medulla b. Lobe c. Renal columns d. Nephron e. Medullary ray 3. Approximately how many nephrons are there in each kidney? a. 1,000 b. 10,000 c. 100,000 d. 1,000,000 e. 10,000,000 4. What is the Malpighian corpuscle? a. Glomerulus b. Bowman's capsule c. Renal corpuscle d. Loop of Henle e. Distal convoluted tubule 5. What are the ducts of Bellini? a. Collecting tubules b. Distal convoluted tubule c. Proximal convoluted tubule d. Loop of Henle e. Medullary ray 6. What are the foot processes on podocytes? a. Visceral layer of Bowman's capsule b. Parietal layer of Bowman's capsule c. Pedicels d. Juxtaglomerular cells e. Macula densa 7. What vessel is a branch of the interlobular artery? a. Afferent arteriole b. Efferent arteriole c. Capillary tuft d. Peritubular capillaries e. Vasa recta 8. What type of tissue lines the bladder? a. Simple squamous epithelium b. Simple cuboidal epithelium c. Simple columnar epithelium d. Stratified squamous epithelium e. Transitional epithelium 9. What is the projection of the medulla into the renal cortex called? a. Medulla b. Lobe c. Renal columns d. Nephron e. Medullary ray 10. What makes up the Juxtaglomerular apparatus? a. Pedicels b. Juxtaglomerular cells c. Macula densa d. Both a and b e. Both b and c |
1- What is the reason of sickle cell anemia? A. substitution of Val with Glu in beta-chain of hemoglobin B. substitution of Lent with ILe in beta-chain of hemoglobin C. substitution of Glu with Val in beta-chain of hemoglobin D. substitution of Phe with Gln in beta-chain of hemoglobin 2- what is not correct answer for hemoglobin and myoglobin ? A. myoglobin has low affinity to oxygen than hemoglobin B. myoglobin has one site to bind oxygen C. Low pH decrece the affinity of hemoglobin to oxygen D. myoglobin has one polipeptide chain 3- alanin is similar to serine in the same way that ? A. Val is similar to thr B. ...