The photographs below shows a pair of mammalian organs with their blood supply. One of the organs has been sectioned longitudinally. Examine them. a) Identify the pair...

      

The photographs below shows a pair of mammalian organs with their blood supply. One of the organs has been sectioned
longitudinally. Examine them.
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a) Identify the pair of organs.
b) i) Name the blood vessels labelled M, P and Q
ii) Which of the blood vessels P and Q carries blood with a higher concentration of urea ? Give a
reason for your answer.
Blood vessel
Reason
c) Name the structures labelled R and state its function.
Name .
Function .
d) i) Name the parts labelled S and T
ii) Name two parts of the nephron found in the part labelled S.

  

Answers


sharon
aa) Kidneys;
bb) i) M - Aorta;
P - Renal artery;
Q - Renal vein;
iii) Blood vessel - Renal artery;
Reason - most of the urea that enters via the renal artery is removed through ultrafiltration as blood flows through the kidney;
cc) Name - Ureter;
Ffunction - draws urine from kidneys pelvis to the urinary bladder;
dd) i) S - Cortex;
T - Medulla;
iii) - Bowman’s capsule;
- Glomerulus;
- Distal convoluted tubule;
- Proximal convoluted tubule;
sharon kalunda answered the question on May 23, 2019 at 14:23


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