#1
What is the primary function of the urinary system?
Excretion
ExplanationRemoval of waste products from the body.
#2
Which organ is responsible for filtering blood and producing urine?
Kidney
ExplanationKidneys filter blood to produce urine.
#3
Which of the following is a common method for urine collection in a laboratory setting?
Catheterization
ExplanationCatheterization is commonly used for urine collection in labs.
#4
In which part of the urinary system does the storage of urine occur before elimination?
Bladder
ExplanationUrine is stored in the bladder before elimination.
#5
What is the typical color of normal urine?
Yellow
ExplanationNormal urine typically has a yellow color.
#6
What is the functional unit of the kidney responsible for urine formation?
Nephron
ExplanationNephrons are responsible for urine formation in the kidneys.
#7
Which hormone is responsible for regulating water reabsorption in the kidney tubules?
Antidiuretic hormone (ADH)
ExplanationADH regulates water reabsorption in the kidneys.
#8
Which part of the nephron is responsible for the reabsorption of water and ions?
Loop of Henle
ExplanationLoop of Henle reabsorbs water and ions.
#9
What is the medical term for the presence of blood in the urine?
Hematuria
ExplanationHematuria refers to blood in the urine.
#10
What is the primary function of the urethra in the urinary system?
Micturition
ExplanationThe urethra's primary function is urine elimination.
#11
What is the normal pH range of human urine?
6-7
ExplanationHuman urine typically has a pH range between 6 and 7.
#12
What is the term for the process of expelling urine from the bladder?
Micturition
ExplanationMicturition refers to the process of expelling urine.
#13
Which of the following substances is normally found in urine in small amounts and indicates muscle breakdown?
Myoglobin
ExplanationMyoglobin in urine indicates muscle breakdown.
#14
Which hormone stimulates the production of red blood cells and may increase during kidney dysfunction?
Erythropoietin
ExplanationErythropoietin stimulates RBC production and increases during kidney dysfunction.
#15
In what part of the kidney do the initial stages of urine formation take place?
Glomerulus
ExplanationInitial urine formation occurs in the glomerulus.