EXERCISE 6: Analysis of Urine

Question 1

• excretion of waste in the form of urine.
• Regulation of blood volume and pressure throug the production of urine
• regulation of concentration of majors ions in the body.

Answer 1

Kidneys

Question 2

• regulation of extracellular fluid pH
• regulation of red blood cell synthesis through hormonal control with the hormone erythropoietin
• regulation of vitamin D synthesis

Answer 2

Kidneys

Question 3

a hormone that stimulates the production of red blood cells in the bone marrow

Answer 3

Erythropoietin

Question 4

• generally easily available and relatively inexpnsive simple test
• provides many useful information about various diseases and conditions
• a poor man’s kidneys bipsy because of the plethora of information that can the obtained about the health of the kidney or other internal disease.

Answer 4

Urinalysis

Question 5

Urinalysis

__ to _ mL clean or the midstream urine collection.

Sample should taken to the laboratory for the analysis, typicall within _______ of collection

Answer 5

30 to 60 mL
1 hour

Question 6

Urinalysis
composed of 3 different types of examinations

Answer 6

o Physical examination
o Chemical examination
o Microscopic examination

Question 7

the urine sample is tested for the presence of certain chemical substituents

Answer 7

chemical examination of urine

Question 8

Urine

Mostly water with 5% dissolved substances:
- ammonia and organic compounds (___,__)
- proteins from the ___ and ______
- ions (__________________)

Answer 8

• urea, uric acid
• pathogen and drugs
• H+, Na+, K+, Ca2+, Cl- , PO 4 3-, SO 4 2-

Question 9

Urine: substances not normally present in urine

Answer 9

• serum proteins
• glucose
• ketones
• bicarbonate ions
• oxalate ions