A & P II Chapter 17 Urinary System

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1. Which of the following is correct concerning the location of the kidneys?
A. The right kidney is usually higher than the left one
B. They are located behind the parietal peritoneum
C. Their upper borders are about at the level of the third lumbar vertebra
D. They are located against the anterior wall of the abdominal cavity

B. They are located behind the parietal peritoneum

2. A renal corpuscle includes the
A. Glomerulus and Bowman's capsule
B. Glomerulus and renal tubule
C. Bowman's capsule and renal tubule
D. Renal tubule and collecting tubule

A. Glomerulus and Bowman's capsule

3. Which of the following indicates the parts of a renal tubule in the correct sequence from beginning to end?
A. Proximal convoluted tubule, ascending limb of loop of Henle, descending limb of loop of Henle, distal convoluted tubule
B. Distal convoluted tubule, ascending limb of loop of Henle, descending limb of loop of Henle, proximal convoluted tubule
C. Proximal convoluted tubule, descending limb of loop of Henle, ascending limb of loop of Henle, distal convoluted tubule
D. Descending limb of loop of Henle, ascending limb of loop of Henle, proximal convoluted tubule, distal convoluted tubule

C. Proximal convoluted tubule, descending limb of loop of Henle, ascending limb of loop of Henle, distal convoluted tubule

4. Afferent arterioles are lateral branches of the
A. Renal arteries
B. Arciform arteries
C. Interlobar arteries
D. Interlobular arteries

D. Interlobular arteries

True / False Questions
5. The efferent arteriole supplies blood to the capillary of the glomerulus.

FALSE

Fill in the Blank Questions
6. The functional unit of the kidney is called a(an) ______________.

nephron

7. The __________ arteriole supplies blood to the capillary of the glomerulus.

afferent

8. The blood vessel located between the afferent and efferent arterioles is the ___________.

glomerulus

9. Urine formation involves
A. Filtration
B. Reabsorption
C. Secretion
D. All of these

D. All of these

10. If the arteriole that supplies blood to the glomerulus becomes constricted,
A. Blood flow into the efferent arteriole increases
B. The glomerular filtration rate decreases
C. Hydrostatic pressure in the glomerulus increases
D. The protein concentration of the filtrate increases

B. The glomerular filtration rate decreases

11. Reabsorption of glucose occurs primarily through the walls of the
A. Bowman's capsule
B. Loop of Henle
C. Proximal convoluted tubule
D. Distal convoluted tubule

C. Proximal convoluted tubule

12. Whenever sodium ions are reabsorbed through the wall of the renal tubule by active transport, the chloride ions are
A. Reabsorbed by active transport
B. Reabsorbed by passive transport
C. Secreted by active transport
D. Secreted by passive transport

B. Reabsorbed by passive transport

13. The hormone ADH functions to promote water reabsorption through the wall of the
A. Distal convoluted tubule
B. Proximal convoluted tubule
C. Ascending limb of the loop of Henle
D. Descending limb of the loop of Henle

A. Distal convoluted tubule

14. The largest quantity of hydrogen ions is secreted
A. Passively into the proximal convoluted tubule
B. Passively from the distal convoluted tubule
C. Actively into the proximal convoluted tubule
D. Actively from the distal convoluted tubule

C. Actively into the proximal convoluted tubule

15. Glomerular filtrate is least likely to contain
A. Plasma proteins
B. Glucose molecules
C. Amino acid molecules
D. Bicarbonate ions

A. Plasma proteins

16. If a substance is transported from the plasma of the peritubular capillary into the fluid of the renal tubule, it is said to be
A. Filtered by blood pressure
B. Excreted by osmosis
C. Secreted
D. Reabsorbed

C. Secreted

17. During a kidney transplant procedure, the renal artery and vein of the donor kidney are connected to the recipient's
A. Renal artery and vein
B. Iliac artery and vein
C. Aorta and inferior vena cava
D. Aorta and portal vein

B. Iliac artery and vein

18. Gout is a condition in which the plasma has an abnormally high concentration of
A. Uric acid
B. Urea
C. Calcium ions
D. Amino acids

A. Uric acid

19. Which of the following is an abnormal constituent of urine?
A. Urea
B. Uric acid
C. Creatinine
D. None of these

D. None of these

20. Kidney stones are least likely to be composed of
A. Uric acid
B. Calcium oxalate
C. Cholesterol
D. Magnesium phosphate

C. Cholesterol

21. Shock-wave lithotripsy is a procedure for
A. Detecting kidney stones
B. Fragmenting kidney stones
C. Preventing kidney stones
D. Visualizing kidney stones

B. Fragmenting kidney stones

22. As a result of excessively low arterial blood pressure, glomerular hydrostatic pressure
A. Rises and filtration increases
B. Rises and filtration decreases
C. Drops and filtration increases
D. Drops and filtration decreases

D. Drops and filtration decreases

23. If glucose is administered intravenously to a patient with insulin-dependent diabetes mellitus, the patient will probably develop
A. Glucosuria
B. Glucopenia
C. High blood insulin
D. None of these

A. Glucosuria

True / False Questions

24. Glomerular filtrate has a composition similar to tissue fluid.

TRUE

25. If the osmotic pressure of the blood plasma is decreased, the glomerular filtration rate is increased.

TRUE

26. When the concentration of water in body fluids increases, the secretion of ADH increases.

FALSE

27. Most sodium reabsorption occurs in the __________ portion of the renal tubule.

proximal

28. Water reabsorption occurs throughout the proximal tubule by the process of _______________.

osmosis

29. ADH is produced by cells within the _____________.

hypothalamus

30. Uric acid results from the metabolism of ________________.

nucleic acids

31. The ureter extends downward
A. Behind the parietal peritoneum and joins the urinary bladder from above
B. Behind the parietal peritoneum and joins the urinary bladder from below
C. In front of the parietal peritoneum and joins the urinary bladder from above
D. In front of the parietal peritoneum and joins the urinary bladder from below

B. Behind the parietal peritoneum and joins the urinary bladder from below

32. The micturition reflex center is located in the
A. Sacral portion of the spinal cord
B. Medulla oblongata
C. Pons
D. Hypothalamus

A. Sacral portion of the spinal cord

33. Cystitis occurs more commonly in women than in men because the
A. Female urethral pathway is shorter
B. Male is more resistant to infections
C. Female bladder is larger
D. Male bladder wall is thicker

A. Female urethral pathway is shorter

34. An automatic bladder is most likely to result from injury to the
A. Spinal cord above the sacral region
B. Spinal cord below the sacral region
C. Sensory portion of the micturition reflex
D. Motor portion of the micturition reflex

A. Spinal cord above the sacral region

True / False Questions

35. The urethra transports urine from the kidney to the urinary bladder.

FALSE

True / False Questions

36. Urine is forced along the length of the ureter by peristaltic waves.

TRUE

37. The __________ transports urine from the kidney to the urinary bladder.

ureter

38. The triangular area on the internal floor of the urinary bladder with an opening at each of its angles is called the ___________________.

trigone

39. The bundles of interlaced muscular fibers in the wall of the urinary bladder comprise the ______________.

detrusor muscle

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