What role do Joyce's parakeets play in the novel?

Does Henry's violent treatment of Mary Lou and Hector fit his general demeanor, or reveal something he normally hides?

Had Betty lived, could she and Henry have found happiness the second time around? What factors are in their favor and what are against them?

Knowing the rules, why would Henry fail to receive permission to miss work when he is suffering dizzy spells? Why does he not defend himself against dismissal?

What role does "Francis," the embalmed heart play in the novel?

How do The Stone and Tom Moto unify the novel?

Are any of Henry's lovers good for him? Is he good to anyone?