The muscles labeled with the #20 arrow are connected to which structure? Heart 20.JPG

The arrow is pointing towards a specific chamber in the heart.  Which of the following statements is TRUE concerning that chamber? Heart 26b.png

The #27 arrow is pointing to which blood vessel (red)? Heart 27.JPG

The #22 arrow is pointing to which part of the heart? Heart 22.JPG

The #24 arrow is pointing to which structure of the conduction system? Heart 23, 24, 25.JPG

The #10 arrow is pointing to which structure? Heart 10.JPG

The structure labeled with the #31 arrow are attached to which valve(s)? Heart 31.JPG

The circumflex artery is found in which location of the heart?

The blood vessel labeled with the #17 arrow will contain which type of blood? Heart 17.JPG

Read the question first. Then for many questions, look to where the tip of the arrow is pointing or where the square sticker is located. Then choose the best answer from the options provided.  All questions will contain one correct answer (you will only click on one box).