Identify this muscle: :

This hormone is released due to a decrease in blood calcium levels.  It will stimulate osteoclasts to dissolve bone and release the calcium into the blood stream:

Tracy has type I Diabetes.  She monitors her blood glucose and takes insulin when it is elevated.  What is the underlying cause of Tracy’s condition:

Identify this blood vessel: 

An electrical device used for storing charge is a:

Which of the following best describes ripple?

During alternating current, electrons flow:

Which of the following will create the least resistance in a conductor?

Self-induction is used in what part of the x-ray circuit?

In the filament circuit, what measures the amount of amperage?