30, Jun, 2017
Read 3223 times

POISON APPARATUS IN SNAKE

POISON APPARATUS IN SNAKE
POISON APPARATUS IN SNAKE
It has a pair of poison glands, or ducts and a pair of fangs. The poison glands are present on the upper jaw. The poison glands are the superior labial glands. Each poison gland is sac like. It gives a duct. The duct passes along the side of the upper jaw. It opens into the groove of the fang. Fangs are of two types.

1) Open type (Ex: Cobra), 2) Closed type (Ex: Viper)

In open type the poison groove is present in cased type the Poison groove forms a canal with two openings at both ends.
 
poison apparatus snakes thumb20
 
Muscles associated with poison apparatus:
 
Three types of muscles are present.
 
  1. Digastric,
  2. Spheno-pterygoid,
  3. anterior and posterior temporalis.
 
snake poisonous appartus muscles thumb26
 
Digastric muscle is attached to the squamosal of the skull and articulates with the lower jaw. Sphenopterygoid is attached to the sphenoidal region and to the dorsal surface of the pterygoid. Anterior and posterior temporalis muscles are attached to the side walls of the cranium and the lower jaw.
Advertisement
Advertisement
Last modified on Friday, 30 June 2017 19:30
Read 3223 times
Get real-time alerts and all the latest updates on your phone with the BIOSCIENCE mobile app. Download from
  • Andriod App
  • IOS App
  • Was this page helpful?
    (2 votes)
  • BS Media is the group of authors and reporters of BIOSCIENCE PAKISTAN which get you to the breaking news about health and biology recent trends and updtaes.

    RELATED TOPICS

    data-matched-content-rows-num="4,2" data-matched-content-columns-num="1,4" data-matched-content-ui-type="image_card_stacked"
  • Show comments