Lab exam urinary system

Question 1

Glomerular Capsule (parietal) type of tissue?

Answer 1

Simple squamous epithelium

Question 2

glomerular capsule (visceral) tissue type?

Answer 2

podocytes

fenestrated endothelium

Question 3

Proximal Convoluted Tubule cells (type of cells?)

Answer 3

cubodial cells

with apical microvili and mitochondria

Question 4

Distal convoluted tubule cells

Answer 4

Cubodiul cells

No microvilli

Question 5

Nephron loop cells

Answer 5

Thin segment cells

Question 6

Collecting duct type of cells

Answer 6

numerous principal cells
short microvilli
maintains H2o and Na Balance
interclated cells -maintain acid/base balance in blood

Question 7

Determining the characteristics of a urine sample

Answer 7

Urine color is an indicator for hydration.
Urine pH is often influenced by diet.
Urine smell indicates age of the urine and may indicate the presence of glucose and ketones.
Urine turbidity may indicate urinary tract infection or obstruction.
Urinalysis is the process of analyzing and detecting chemicals excreted in urine.
Physical characteristics of urine include color, smell, pH, density and turbidity

Question 8

specific gravity

Answer 8

Ratio of mass of substance to mass of equal volume
of water (specific gravity of water = 1)

Question 9

range of specific gravity

Answer 9

Ranges from 1.001 to 1.035 because urine is made

up of water and solutes

Question 10

Ph of urine

Answer 10

Urine is slightly acidic (pH 6, with range of 4.5 to 8.0)

Question 11

What kind of diet drops the Ph of urine?

Answer 11

acidic diet (strach protein)

Question 12

What increases the Ph of urine?

Answer 12

Alkaline diet (vegeterian), UTI , prolonged vomiting