Deck 16: Envenomation

Question 1

When attempting to identify a snake, the Paramedic should not attempt to capture the snake or transport it to the emergency department even if the snake is thought to be dead.

Answer 1

True

Question 2

Prior antivenin use is a contraindication of future antivenin use.

Answer 2

False

Question 3

The venom of a black widow spider is very potent, more so than that of a pit viper on a volume-to-volume basis.

Answer 3

True

Question 4

Airway compromise is a common effect of snakebite envenomation.

Question 5

The brown recluse spider injects a very large amount of venom.

Question 6

The ____ family of snakes includes coral snakes, mostly found in the southeastern United States.

A) Colubridae
B) Elapidae
C) Viperidae
D) Cnidaria

Question 7

Coral snakes have red, yellow, and ____ banding that runs along their body.

A) brown
B) copper
C) black
D) green

Question 8

____ have the longest fangs of the pit vipers, with some reaching three to four centimeters in length.

A) Coral snakes
B) Rattlesnakes
C) Copperheads
D) Water moccasins

Question 9

Death from Hymenoptera stings usually results from ____.

A) infection
B) allergic reaction
C) venom
D) septic shock

Question 10

A sting from which of the following would cause the most adverse reaction?

A) carpenter ant
B) honey bee
C) hornet
D) fire ant

Question 11

Which of the following is not a characteristic of a venomous snake?

A) Fangs
B) Double row of scales on belly
C) Single row of scales on belly
D) Toxic venom

Question 12

The fangs of the coral snake are larger than those of the pit viper.

Question 13

No deaths have been confirmed from direct venom effects of the stingray.

Question 14

The ____ group of snakes includes rattlesnakes, cottonmouths, and copperheads.

A) Elapidae
B) Cnidaria
C) Formicidae
D) Viperidae

Question 15

The ____ family consists of the nonvenomous snakes in the United States.

A) Colubridae
B) Elapidae
C) Crotalinae
D) Formicidae

Question 16

The brown recluse spider has a brown ____-shaped marking on the dorsum of its body.

A) hour glass
B) ring
C) tear
D) violin

Question 17

There is no specific prehospital treatment for arthropod envenomation.

Question 18

Mortality from snakebite in the United States is high.

Question 19

Female L. mactan black widow spiders have a(n) ____ marking on their ventral surface.

A) hour glass
B) half moon
C) spiral
D) violin

Question 20

Hymenoptera stings cause more deaths in the United States than any other envenomation.

Question 21

The Phylum ____ includes jellyfish, corals, and sea anemones.

A) Apis
B) Viperidae
C) Cnidaria
D) Elapidae

Question 22

Which of the following is commonly used for treatment in the case of marine envenomation?

A) Vinegar
B) Sugar
C) Milk
D) Salt

Question 23

Which of the following is the hallmark of L. mactans envenomation?

A) Tachycardia
B) Muscle pain and cramping
C) Facial swelling
D) Hypertension

Question 24

Where is the Portuguese Man-O-War most likely to be found in the United States?

A) Chesapeake Bay
B) Eastern U.S. coast
C) Northwest U.S. coast
D) Southwest U.S. coast

Question 25

____ is a severe systemic toxicity from the Cubozoa Carukia barnesi or box jellyfish.

A) Seabather's eruption
B) Irukandji syndrome
C) Latrodectus facies
D) Necrotic arachnidism

Question 26

Coral snakebites most often occur to the ____.

A) face and neck
B) hands and feet
C) legs and arms
D) face and hands

Question 27

The ____, or lion's mane ( Cyanea capillata ), is the largest reported jellyfish with tentacles.

A) Bluebottle
B) Portuguese man-o-war
C) Scyphozoan true jellyfish
D) Box jellyfish

Question 28

Although ____ are part of the funnel web spider family, the most deadly spiders in the world, they are not poisonous.

A) hobos
B) tarantulas
C) black widows
D) brown recluses

Question 29

____ is the formation of a necrotic lesion from the spider's venom.

A) Necrotic fleckeri
B) Latrodectus facies
C) Seabather's eruption
D) Necrotic arachnidism

Question 30

____ are arthropods that envenom humans not by biting, but by stinging with a specialized apparatus called a telson.

A) Mollusca
B) Scorpions
C) Anemones
D) Sea wasps

Question 31

The Phylum ____ include the Gastropoda (cone snail) and Cephalopoda (octopus).

A) Crotalinae
B) Cnidaria
C) Vespid
D) Mollusca

Question 32

____ is a cutaneous, pruritic reaction to the larvae of the thimble jellyfish.

A) Seabather's eruption
B) Irukandji syndrome
C) Necrotic arachnidism
D) Latrodectus facies

Question 33

____ reactions to Hymenoptera bites are the most common and cause swelling, pain, erythema, and pruritus.

A) Local
B) Anaphylactic
C) Systemic
D) Complex

Question 34

A pattern of facial swelling and symptoms due to an allergic reaction to venom is called ____ facies.

A) fleckeri
B) necrotic
C) latrodectus
D) arachnidism

Question 35

The stinging apparatus of Cnidarians is called a ____.

A) barb
B) nematocyst
C) telson
D) quill