Exhalant meaning

Exhalant refers to an organism that expels waste or toxic substances through exhalation.


Exhalant definitions

Word backwards tnalahxe
Part of speech Adjective.
Syllabic division ex-ha-lant
Plural The plural of the word "exhalant" is "exhalants."
Total letters 8
Vogais (2) e,a
Consonants (5) x,h,l,n,t

What is an Exhalant?

An exhalant is a term used in biology to describe a specialized structure in certain marine invertebrates, particularly sponges. These organisms possess a unique water filtration system that allows them to extract oxygen and food particles from the surrounding water.

Function of Exhalant

The main function of the exhalant is to expel filtered water from the sponge's body. As water is drawn into the sponge through specialized pores called ostia, it passes through a system of internal canals lined with flagellated cells called choanocytes. These cells help to filter out microscopic food particles while extracting oxygen from the water. The filtered water is then expelled through the exhalant, carrying waste products and excess particles away from the sponge.

Structure of Exhalant

The exhalant is typically located at the top of the sponge's body and is connected to a system of canals that distribute water throughout the organism. In some species, the exhalant is equipped with a specialized structure called a osculum, which acts as a large opening through which water is expelled. The size and shape of the exhalant can vary depending on the species and its specific environmental needs.

Importance of Exhalant in Marine Ecosystems

Sponges play a crucial role in marine ecosystems as filter feeders, helping to clean and purify the surrounding water. The exhalant is a key part of this process, as it allows sponges to remove harmful substances and excess nutrients from the water. By maintaining a healthy balance of nutrients and oxygen in their habitats, sponges contribute to the overall health and biodiversity of marine ecosystems.

In conclusion, the exhalant is a vital component of the filtration system in marine invertebrates, particularly sponges. Its function in expelling filtered water helps these organisms extract nutrients and oxygen from their environment while maintaining water quality in marine ecosystems.


Exhalant Examples

  1. He took a deep breath and exhaled slowly.
  2. The yoga instructor reminded the class to focus on their exhalation.
  3. The doctor listened to the patient's exhalant sounds through a stethoscope.
  4. The fragrance of the flowers was a sweet exhalant in the garden.
  5. The scented candle released a calming exhalant into the room.
  6. The singer's exhalant notes filled the concert hall with emotion.
  7. The ocean breeze was a refreshing exhalant on a hot summer day.
  8. The aroma of freshly baked bread was an irresistible exhalant in the bakery.
  9. The steam rising from the cup of tea was a comforting exhalant on a chilly morning.
  10. The campfire emitted an exhalant of smoke that lingered in the air.


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  • Updated 06/05/2024 - 08:32:27