THE SENSES.  1  Humans have 5 senses: touch, taste, smell, sight, and hearing. The senses are based on receptor cells or groups of receptor cells called sense organs. 2  Receptors respond to stimuli and send nerve impulses along sensory neurons.
Claim: Menâs underwear is referred to as âBVDsâ because the term is an abbreviation of the phrase âBoyâs Ventilated Drawers.â.
1 Sewer is a pipe or conduit carrying sewage. Sewers are usually not flow full (Gravity Flow). The full. flowing sewers are called force main as the flow is under pressure. 2  Sewerage. 3  It is the science and art of collecting, treating and disposal of sewage. There are three types of sewerage. system.  Separate system.