Excretory System (Exam Mode) By Rnpedia.Com
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- 1.The renal medulla is composed of tissue called ______.
- A.
Renal pyramids
- B.
Nephrons
- C.
Renal sinus
- D.
Renal pelvis
- 2.Juxtaglomerular cells combine with _______ cells to form the juxtagomerular apparatus in the kidney.
- A.
Macula densa
- B.
Renal pelvis
- C.
Nephron
- D.
Renal sinus
- 3.Which of the following is not in the sequence of proper kidney blood flow? The starting point is the renal artery and the finishing point is the renal vein.
- A.
Arciform artery
- B.
Afferent arteriole
- C.
Interlobar vein
- D.
Arciform vein
- 4.Which is found in the highest concentration in the urine?
- A.
Uric acid
- B.
Urea
- C.
Glucose
- D.
Creatinine
- 5.The primary function of the ascending loop of Henle in the kidney is?
- A.
The active re-absorption of sodium
- B.
The active re-absorption of chloride ions
- C.
The passive re-absorption of potassium
- D.
The passive re-absorption of urea
- 6.The middle layer of the urinary bladder is identified as ___________.
- A.
Mucous coat
- B.
Submucous coat
- C.
Muscular Coat
- D.
Sphincter Coat
- 7.The micturition reflex center is located in the _____.
- A.
Pons
- B.
Midbrain
- C.
Lumbar plexus
- D.
Sacral plexus
- 8.Which of the following match with the definition: a poor output of urine?
- A.
Oliguria
- B.
Pyruia
- C.
Enuresis
- D.
Diuresis
- 9.Capillary loops located in the medulla are also known as _________.
- A.
Vasa recta
- B.
Urea collectors
- C.
Trigone
- D.
Macula densa
- 10.The primary function of the descending loop of Henle in the kidney is?
- A.
Reabsorption of sodium ions
- B.
Reabsoption of water by osmosis
- C.
Secretion of hydrogen ions
- D.
Secretion of potassium ions
- 11.Which of the following is not considered a part of the male urethra?
- A.
Prostatic
- B.
Membranous
- C.
Vasapore
- D.
Penile
- 12.When glucose if found in urine it is called _____.
- A.
Glucosuria
- B.
Uremia
- C.
Ureteritis
- D.
Glucose intolerance
- 13.Which of the following is not considered a component of kidney stones?
- A.
Calcium phosphate
- B.
Uric Acid
- C.
Calcium oxalate
- D.
HCO3
- 14.The one of the functions occurring at the distal convoluted tubule in the kidney is?
- A.
Passive secretion of hydrogen ions
- B.
Passive secretion of potassium ions
- C.
Limited re-absorption of water
- D.
No re-absorption of sodium
- 15.ADH has which of the following effects on the distal convoluted tubule?
- A.
Decrease water re-absorption
- B.
Increase water re-absorption
- C.
Decrease the concentration of urine
- D.
Increase the urine volume
- 16.Which of the following is not associated with the role of the kidneys?
- A.
Release of erythropoietin (hormone)
- B.
Release of renin (enzyme)
- C.
Release of Vitamin E
- D.
Activate Vitamin D
- 17.Each kidney contains approximately ______ nephrons
- A.
10 million
- B.
1 million
- C.
100,000
- D.
10,000
- 18.The release of Angiotension II causes which of the following to occur?
- A.
Increased filtration rate
- B.
Decreased glomerular hydrostatic pressure
- C.
Increase synthesis of Vitamin E
- D.
Increased release of erythropoietin
- 19.Which of the following is an effect of a diuretic?
- A.
Decreased Cardiac Output
- B.
Increased fluid volume
- C.
Increased sodium re-absorption
- D.
Increased chloride ion re-absorption
- 20.Which of the following is not considered a loop diuretic?
- A.
Bumetadine (BUMEX)
- B.
Furosemide (LASIX)
- C.
Chlorthiazide (DIURIL)
- D.
Ethacrynic Acid (EDECRIN)
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