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Comparative Anatomy of Different Animal Species

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Questions and Answers

What is the primary function of the shell in an embryo?

To provide energy and nutrients to the embryo
To collect waste from the embryo
To allow for gas exchange between the embryo and the external environment
To protect the embryo from external forces (correct)

What is the primary function of the allantois in an embryo?

To provide cushioning and hydration to the embryo
To offer energy and nutrients to the embryo
To allow for gas exchange between the embryo and the external environment
To collect waste from the embryo (correct)

Which of the following is an example of a closed, fused fang type?

Boomslang
Cape cobra
Night adder (correct)
All of the above

What is the primary function of the granular glands in amphibians?

Defensive secretions in the form of toxic compounds (B) Signup and view all the answers

What is the primary function of the chromatophores in reptiles?

Modulation of coloration and color changes (B) Signup and view all the answers

What is the primary function of the stratum corneum in reptilian scales?

To provide resistance to abrasion (C) Signup and view all the answers

What is the main functional area of the midbrain in amphibians?

Optic lobe (D) Signup and view all the answers

Which group of animals has a cerebrum that surpasses the optic lobe in size and importance?

Birds (C) Signup and view all the answers

How many chambered hearts do reptiles and amphibians (excluding birds and crocodiles) have?

Three chambered hearts (D) Signup and view all the answers

What is the important adaptation of terrestrial tetrapods that first evolved in reptiles?

Amniotic egg (C) Signup and view all the answers

What is the main function of the large olfactory bulb in reptiles?

Olfaction (B) Signup and view all the answers

What anatomical feature allows crocodiles to have efficient blood circulation?

Three chambered heart (C) Signup and view all the answers

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