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Snake venom. Snake venom is a highly toxic saliva [1] containing zootoxins that facilitates in the immobilization and digestion of prey. This also provides defense against threats. Snake venom is usually injected by unique fangs during a bite, though some species are also able to spit venom.
Venomous snake. The lateral view of a king cobra 's skull showing fangs. Venomous snakes are species of the suborder Serpentes that are capable of producing venom, which they use for killing prey, for defense, and to assist with digestion of their prey. The venom is typically delivered by injection using hollow or grooved fangs, although some ...
To identify a snake bite, consider the following general symptoms: two puncture wounds. swelling and redness around the wounds. pain at the bite site. difficulty breathing. vomiting and nausea ...
If you or someone you know is bitten by a snake, call 911 right away and try to stay calm. If you can describe the snake, that can help first responders figure out the right treatment. Until help ...
The evolution of venom is thought to be responsible for the enormous expansion of snakes across the globe. [4][5][6] The evolutionary history of snake venom is a matter of debate. Historically, snake venom was believed to have evolved once, at the base of the Caenophidia, or derived snakes. Molecular studies published beginning in 2006 ...
numbness in the face or limbs. lightheadedness. weakness. nausea or vomiting. sweating. salivating. blurred vision. difficulty breathing. Some snake bites may be mistaken for rattlesnake bites ...
Snake antivenom can be classified by which antigens (venoms) were used in the production process. If the hyperimmunizing venom is obtained from a single species, then it is considered a monovalent antivenom. If the antivenom contains neutralizing antibodies raised against two or more species of snakes, then the composition is considered polyvalent.
Bungarotoxin. Bungarotoxins are toxins found in the venom of snakes and kraits. Bites from these animals can result in severe symptoms including bleeding or hemorrhage, paralysis and tissue damage that can result in amputation. The paralytic effects of venom are particularly dangerous as they can impair breathing. [1]