In temperate North America, one animal is seasonally polyestrous (multiple estrus cycles) in the winter when the weather is cold, and the other animal is seasonally polyestrous in the spring and summer when the weather is warm.  Both give birth in the spring.  Which animals are these?

Which teeth are best x-rayed using the bisecting radiograph techniques?

What side effect is often seen in horses tranquilized with acepromazine?  

Why must lead shielding be carefully placed when using Automatic Exposure Control (AEC)?

Where would a dog or cat be likely to encounter arsenic around the house?

If you double the focal-film distance between an x-ray and the x-ray cassette, what happens to the x-ray beam intensity on the x-ray cassette?

Which of the following dog breeds is classified as brachycephalic?

Which commonly used anesthetic circuit is made up of a tube within a tube?

Which forceps secure drapes to the patient by penetrating the skin?

You are asked to set up a non-rebreathing anesthetic circuit for the next surgery case.  What kind of patient do you expect?