BIO 202 Final Exam Questions with Solutions
1.1.What is the main function of the urinary system?
a. Digesting food
b. Filtering blood and forming urine
c. Regulating glucose levels
d. Absorbing nutrients: b. Filtering blood and forming urine
2.2.Which organ is responsible for releasing erythropoietin (EPO)?
a. Liver
b. Kidneys
c. Pancreas
d. Bladder: b. Kidneys
3.3.What are the three layers of connective tissue surrounding the kidney?
a. Renal capsule, adipose capsule, renal fascia
b. Renal fascia, muscular layer, epithelial layer
c. Adipose capsule, nephron, ureter
d. Glomerulus, renal capsule, cortex: a. Renal capsule, adipose capsule,
renal fascia
4.4.The functional unit of the kidney is the:
a. Nephron
b. Ureter
c. Glomerulus
d. Loop of Henle: a. Nephron
5.5.What is the primary role of the renal cortex?
a. Produces urine
b. Filters glucose
c. Acts as a funnel for urine
d. Protects the kidneys: a. Produces urine
6.6.What are the three basic processes of urine formation?
a. Filtration, absorption, diffusion
b. Filtration, reabsorption, secretion
c. Diffusion, secretion, osmosis
d. Reabsorption, osmosis, filtration: b. Filtration, reabsorption, secretion
7.7. What is the main purpose of the juxtaglomerular apparatus?
a. Absorbing calcium
b. Regulating blood pressure
c. Increasing filtration rates
d. Producing filtrate: b. Regulating blood pressure
8.8. What is the role of the glomerulus?
a. Reabsorbs water
, b. Produces filtrate
c. Regulates hormones
d. Stores urine: b. Produces filtrate
9.9. The renal medulla contains:
a. Renal pyramids
b. Cortex
c. Renal capsule
d. Major calyces: a. Renal pyramids
10.10. Which part of the nephron is responsible for filtration?
a. Proximal convoluted tubule
b. Loop of Henle
c. Renal corpuscle
d. Distal convoluted tubule: c. Renal corpuscle
11.11. The renal pelvis connects directly to the:
a. Urethra
b. Ureter
c. Glomerulus
d. Loop of Henle: b. Ureter
12.12. What prevents large molecules like proteins from being filtered in
the renal corpuscle?
a. Filtration slits
b. Renal capsule
c. Renal fascia
d. Cortex: a. Filtration slits
13.13. Which part of the nephron adjusts urine composition before excretion
a. Proximal convoluted tubule
b. Renal pelvis
c. Distal convoluted tubule
d. Major calyx: c. Distal convoluted tubule
14.14. Renal columns are located in the:
a. Cortex
b. Medulla
c. Renal pelvis
d. Minor calyces: b. Medulla
15.15. What do podocytes in the renal corpuscle do?
a. Secrete waste
b. Allow filtration of small molecules
c. Prevent ion reabsorption
d. Transport proteins: b. Allow filtration of small molecules
1.1.What is the main function of the urinary system?
a. Digesting food
b. Filtering blood and forming urine
c. Regulating glucose levels
d. Absorbing nutrients: b. Filtering blood and forming urine
2.2.Which organ is responsible for releasing erythropoietin (EPO)?
a. Liver
b. Kidneys
c. Pancreas
d. Bladder: b. Kidneys
3.3.What are the three layers of connective tissue surrounding the kidney?
a. Renal capsule, adipose capsule, renal fascia
b. Renal fascia, muscular layer, epithelial layer
c. Adipose capsule, nephron, ureter
d. Glomerulus, renal capsule, cortex: a. Renal capsule, adipose capsule,
renal fascia
4.4.The functional unit of the kidney is the:
a. Nephron
b. Ureter
c. Glomerulus
d. Loop of Henle: a. Nephron
5.5.What is the primary role of the renal cortex?
a. Produces urine
b. Filters glucose
c. Acts as a funnel for urine
d. Protects the kidneys: a. Produces urine
6.6.What are the three basic processes of urine formation?
a. Filtration, absorption, diffusion
b. Filtration, reabsorption, secretion
c. Diffusion, secretion, osmosis
d. Reabsorption, osmosis, filtration: b. Filtration, reabsorption, secretion
7.7. What is the main purpose of the juxtaglomerular apparatus?
a. Absorbing calcium
b. Regulating blood pressure
c. Increasing filtration rates
d. Producing filtrate: b. Regulating blood pressure
8.8. What is the role of the glomerulus?
a. Reabsorbs water
, b. Produces filtrate
c. Regulates hormones
d. Stores urine: b. Produces filtrate
9.9. The renal medulla contains:
a. Renal pyramids
b. Cortex
c. Renal capsule
d. Major calyces: a. Renal pyramids
10.10. Which part of the nephron is responsible for filtration?
a. Proximal convoluted tubule
b. Loop of Henle
c. Renal corpuscle
d. Distal convoluted tubule: c. Renal corpuscle
11.11. The renal pelvis connects directly to the:
a. Urethra
b. Ureter
c. Glomerulus
d. Loop of Henle: b. Ureter
12.12. What prevents large molecules like proteins from being filtered in
the renal corpuscle?
a. Filtration slits
b. Renal capsule
c. Renal fascia
d. Cortex: a. Filtration slits
13.13. Which part of the nephron adjusts urine composition before excretion
a. Proximal convoluted tubule
b. Renal pelvis
c. Distal convoluted tubule
d. Major calyx: c. Distal convoluted tubule
14.14. Renal columns are located in the:
a. Cortex
b. Medulla
c. Renal pelvis
d. Minor calyces: b. Medulla
15.15. What do podocytes in the renal corpuscle do?
a. Secrete waste
b. Allow filtration of small molecules
c. Prevent ion reabsorption
d. Transport proteins: b. Allow filtration of small molecules
