3a. Paper Dissection Lab - Frog Anatomy

Open Ended

Why do you think it is important for frogs to have permeable skin that can absorb air and water?

Multiple Choice

What is one major difference between frogs and toads based on their external appearance?

• Frogs have smooth skin, while toads have rough, bumpy skin.

• Frogs are always greenish-brown, while toads are brightly colored.

• Frogs have short rear legs, while toads have long rear legs.

• Frogs cannot swim, while toads can.

Multiple Choice

Which of the following is a key difference between the muscular system of frogs and humans?

• Frogs have a diaphragm, humans do not.

• Frogs' rear leg muscles are much larger and more powerful than in humans.

• Humans have more powerful arm muscles than frogs.

• Frogs have more muscles in their chest than humans.

Multiple Select

Which of the following statements about frog and human skeletons are correct?

• Frogs and humans both have a humerus connecting the shoulder to the elbow.

• Frogs have two distinct bones in their lower arm, like humans.

• Frogs have a single bone in the lower section of their rear legs, while humans have two.

• Frogs have more vertebrae than humans.

Open Ended

Explain how the nervous system of a frog differs from that of a human, focusing on the brain and spinal cord.

Fill in the Blanks

Frogs do not have external ears; instead, both

are exposed.

Multiple Choice

What is the main function of the frog's long, sticky tongue?

• To help the frog swim

• To catch prey

• To clean its eyes

• To make sounds

Open Ended

Describe the process of digestion in frogs and highlight one key difference from humans regarding waste elimination.

Multiple Choice

Which of the following statements best describes how frogs obtain oxygen for respiration?

• Frogs only breathe through their lungs like humans.

• Frogs absorb oxygen directly through their skin and also use simple lungs.

• Frogs use gills to breathe underwater.

• Frogs only breathe through their nostrils.

Fill in the Blanks

The frog heart has only one

.

Multiple Select

Which of the following are functions of the frog's skin in respiration and circulation?

• Absorbing oxygen directly from water

• Pumping blood throughout the body

• Allowing carbon dioxide to escape

• Protecting internal organs

Open Ended

Compare the structure of the frog heart to the human heart. How does the difference in the number of ventricles affect the circulation of blood in frogs?

Open Ended

How do you think the external features of frogs help them survive in their environment?

Multiple Choice

What are some key differences between frogs and toads based on their external appearance?

• Frogs have smooth skin and webbed feet, while toads have rough, bumpy skin and are greenish-brown in color.

• Frogs have rough, bumpy skin and are always brown, while toads have smooth skin and webbed feet.

• Frogs and toads both have rough skin and no webbed feet.

• Toads have smooth skin and are always brightly colored, while frogs are greenish-brown.