Question

The figure below illustrate a part of a kidney nephron.

1. Name the parts labeled A and D 
2. State one observable difference between part A and B.
3. Name two components found in A but absent in part D.

Answer 1

1.    
   • A-Afferent arteriole
   • D- Bowman’s capsule
2.   
   • A-wider lumen
   • B-narrow lumen 
3.   
   • Proteins
   • Blood cells