- kidneys treated as comprising cortex and medulla
- consisting of a branched system of tubules well supplied with blood vessels leading to the ureter
Look at the figure given bellow, it is a section of human kidney as seen from the front.
(a) Is it the left kidney or the right one? Give reason in support of your answer.
(b) Is it a longitudinal section or a cross-section?
(c) Name the parts numbered 1-5
(d) which area/part (give its name and the number given on the diagram) contains the following respectively:
(i) malpighian capsule
(ii) The pyramids
(iii) Freshly collected urine
Given alongside is a highly simplified (but also somewhat wrong) diagram of the human kidney cut open longitudinally. Answer the questions that follow.
(a) Define excretion
(b) Name the functional units of the kidneys.
(c) Why does the cortex of the kidney show a dotted appearance?
(d) Mention two functions of the kidney.
(e) Write two differences in the composition of the blood flowing through the blood vessels, ‘A’ and ‘B’[There is an error in the diagram. Can you identify it?]