Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

12 Questions

1 Views

Circulatory Pathways in Animals

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

Which group of animals has a 3-chambered heart with two atria and a single ventricle?

Fishes

Birds and mammals

Amphibians and reptiles (except crocodiles) (correct)

Arthropods and molluscs

What is the primary difference between open and closed circulatory systems?

The type of vessels involved

The oxygenation of blood

The flow of fluid through open spaces or a closed network of blood vessels (correct)

The presence or absence of a heart

What do all vertebrates possess?

A 2-chambered heart

A muscular chambered heart (correct)

A 3-chambered heart

A 4-chambered heart

In which type of circulatory system is the flow of fluid more precisely regulated?

Closed circulatory system Signup and view all the answers

What is unique about the circulatory system of birds and mammals?

Oxygenated and deoxygenated blood do not get mixed up Signup and view all the answers

What is the primary function of the gills in fishes?

To oxygenate deoxygenated blood Signup and view all the answers

In which type of circulatory system do blood vessels merge into open spaces or body cavities?

Open circulatory system Signup and view all the answers

What is the primary function of the atrium in the heart of vertebrates?

To receive oxygenated blood from the gills/lungs/skin Signup and view all the answers

What is common to the circulatory systems of amphibians and reptiles?

Incomplete double circulation Signup and view all the answers

What is the significance of the single ventricle in the heart of amphibians and reptiles?

It allows for mixing of oxygenated and deoxygenated blood Signup and view all the answers

What is the difference between the circulatory systems of fishes and birds/mammals?

Separation of oxygenated and deoxygenated blood Signup and view all the answers

What is the characteristic of the heart of annelids and chordates?

Closed network of blood vessels Signup and view all the answers