True or false: Blood clotting can occur through either intrinsic or extrinsic pathways. Regardless, the end result of successful signaling of either pathway is conversion of fibrinogen to fibrin to create a fibrin mesh. 

In the hypothalamus, what is the hormone that is produced to help stimulate the production of testosterone?

Ending neurotransmission is just as important as initiating it (remember the movie The Rock?). Termination of neurotransmission occurs through all of the following except what?

In response to dihydrotestosterone in developing males, which structures are most affected?

What causes opening of the ion channels at the neuromuscular junction of a muscle? 

Which of the following is true about the sodium-potassium pump (sodium-potassium ATPase)?

The end-diastolic volume is 135 ml, and the end-systolic volume is 65 ml. This difference is 70 mL. This volume is called ________.

In post-menopausal women, which of the following is true? (Select all that apply.)

The amount of air that goes in and out of your lungs during quiet, normal breathing is called ________.

Which of the following correctly describes Alfred Knudson’s “Two-hit model” for the inherited form of retinoblastoma to occur?