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Venomous Snakes and Their Toxic Action Quiz

16 Questions

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Venomous Snakes and Their Toxic Action Quiz

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Questions and Answers

What percentage of snake bites involve venomous snakes?

5% to 10% (correct)

40% to 50%

60% to 70%

20% to 30%

Which type of venom is secreted by Elapidae?

Neurotoxic venom (correct)

Hemotoxic venom

Vasculotoxic venom

Myotoxic venom

What is the effect of phospholipase enzyme in Viperidae venom?

It causes destruction of RBCs leading to haemolysis (correct)

It simulates neurotoxic venom

It produces paralysis of motor nerve endings

It causes respiratory failure

What is the result of myoglobinuria in Hydrophidae venom?

Respiratory and renal failure Signup and view all the answers

Which family of snakes injects vasculotoxic venom?

Viperidae Signup and view all the answers

What is the characteristic of neurotoxic venom?

It has a curare-like action causing paralysis of motor nerve endings Signup and view all the answers

What is the first neurological sign of Elapid snake bite?

Ptosis Signup and view all the answers

What is a possible symptom of Elapid snake bite that affects speaking?

Dysphonia Signup and view all the answers

Which systemic effect is not typically associated with Elapid snake bite?

Hypovolemic shock Signup and view all the answers

What is a characteristic symptom of Ophthalmic effects due to Cobra venom entering the eyes?

Photophobia Signup and view all the answers

Which of the following is a sign of Ophthalmic effects from Cobra venom?

Excessive lacrimation Signup and view all the answers

What is a common local effect of Viper snake bite?

Erythema Signup and view all the answers

Which of the following symptoms is more characteristic of Elapid snake bites than Viper snake bites?

Blindness Signup and view all the answers

What might be a symptom of Viper snake bite that could be confused with the symptoms of Elapid snake bite?

Painful swelling Signup and view all the answers

Which systemic effect is more likely to be seen with Viper snake bites than Elapid snake bites?

Nausea Signup and view all the answers

What effect is more characteristic of Elapidae venom than Viperidae venom?