Répteis: Characteristics and Classification

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Questions and Answers

Qual das seguintes afirmações é verdadeira sobre os répteis?

  • Eles têm duas pares de membros locomotores, cada um com cinco dedos e pernas alongadas em algumas cobras, mas ausentes em outras.
  • Eles têm um sistema circulatório aberto, duplo e incompleto.
  • Eles têm uma pele resistente e escamosa, coberta por escamas epidermais.
  • Eles são os primeiros vertebrados a colonizar o ambiente terrestre (correct)

Que órdem inclui serpentes e lagartos?

  • Répteis (correct)
  • Mamíferos
  • Anfíbios
  • Aves

O que é verdadeiro sobre a pele dos répteis?

  • É resistente e escamosa, coberta por escamas epidermais.
  • Pode ter placas epidermais que originam do derme (correct)
  • É resistente e macia, coberta por escamas epidermais.
  • É resistente e escamosa, coberta por penas.

Quais das seguintes afirmações é verdadeira sobre o sistema respiratório dos répteis?

<p>É eficiente na troca de gases e possui pulmões pulmonares. (B)</p> Signup and view all the answers

Quais das seguintes espécies de cobras têm quatro pernas?

<p>Cobras-coral (A)</p> Signup and view all the answers

Quais das seguintes afirmações é verdadeira sobre os olhos dos répteis?

<p>Não são particularmente bem desenvolvidos e têm membranas úmidas para protegê-los quando submergidos. (C)</p> Signup and view all the answers

Quais das seguintes afirmações é verdadeira sobre o coração dos répteis?

<p>O coração de répteis crocodilianos tem dois compartimentos e dois ventrículos completos. (C)</p> Signup and view all the answers

Que partes do corpo têm os répteis?

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Study Notes

  • Répteis are vertebrates that belong to the Animalia, Chordata, and Reptilia classes.
  • Répteis are the first vertebrates to colonize the terrestrial environment.
  • Répteis have a body composed of head, neck, trunk, and tail.
  • Répteis have two pairs of locomotor appendages, each with five fingers and shortened legs in some snakes, but absent in others, such as snakes.
  • Répteis can be terrestrial or aquatic, like sea turtles that have paddle-like legs.
  • Répteis have a skin that is resistant and scaly, and covered by epidermal scales.
  • Some répteis, like turtles and snakes, can have epidermal plates that originate from the dermis.
  • Répteis have a closed circulatory system, double and complete.
  • The heart of snakes and turtles has two chambers and an incomplete ventricle.
  • The heart of crocodilian animals has two chambers and two complete ventricles.
  • Répteis have a respiratory system with pulmonary lungs that is efficient at exchanging gases.
  • The répteis have a well-developed sense of smell.
  • Répteis have eyes that are not particularly well-developed, but have moist membranes to protect them when submerged.
  • When on land, répteis are hydrated by tears glands.
  • The order Squamata includes snakes and lizards.
  • Some snake species have four legs and some have two.
  • Serpentes have a hard skin that covers their bodies.
  • Some snake species have a sharp fangs to eat food.
  • The order Squamata includes snakes and lizards.
  • Some snake species have a hard skin that covers their bodies.
  • Some snake species have a sharp fangs to eat food.
  • The order Squamata includes snakes and lizards.
  • Some snake species have a hard skin that covers their bodies.
  • Some snake species have a sharp fangs to eat food.
  • Some snake species have a hard skin that covers their bodies.
  • Some snake species have a sharp fangs to eat food.
  • Some snake species have a hard skin that covers their bodies.
  • Some snake species have a sharp fangs to eat food.
  • Some snake species have a hard skin that covers their bodies.
  • Some snake species have a sharp fangs to eat food.
  • Some snake species have a hard skin that covers their bodies.
  • Some snake species have a sharp fangs to eat food.

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