Excretion in Man (Kidney and Liver)

The following figures represent T.S. in different parts of the nephron, which one of them represents a section in the glomerulus ?

• a

• b

• c

• d

The following table illustrates some components of urine for four people who have the same age and weight in August, which one would you expect that he had eaten a legume-rich meal at the day before the urine sampling ?

• a

• b

• c

• d

In the opposite figure : (3) Which of the following parts indicates the highest concentration of salts ?

• (H)

• (L)

• (Y)

• (X)

The opposite figure illustrates a part of the human urinary system and the blood vessels connected to it: (2) Comparing with structure (X) in the previous figure, structure (Y) contains

• higher concentration of urea

• lower concentration of urea

• higher concentration of protein

• lower concentration of protein

The following table shows the composition of a liquid in the body of a healthy person ; Which structure in the opposite figure contains this liquid ?

• (Y)

• (L)

• (X)

• (Z)

When the percentage of glucose in the renal artery is much higher than that in the renal vein, this indicates the occurrence of a disturbance in the processes which take place in

• Bowman’s capsule

• collecting duct

• nephric tubule

• glomerulus

The opposite figure illustrates a part of the human urinary system and the blood vessels connected to it: (1) In the healthy person, which of the following parts transport(s) glucose ?

• (X) only

• (Y) only

• (X) and (Z)

• (X) and (Y)

Which of the following passes to Bowman’s capsule ?

• Fibrinogen

• Insulin

• Vitamin C

• Thyroxine

In the opposite figure : (4) Which of the following parts contains a liquid that is similar to the blood plasma without blood proteins ?

• (X)

• (H)

• (L)

• (Y)

What is the main function of the two kidneys in human ?

• Getting rid of urea and salts

• Getting rid of carbon dioxide and toxins

• Adjusting the blood osmolarity and getting rid of toxic substances

• Getting rid of excess water and salts