The primary Guarantor of pass-through mortgage-backed securities issued by approved issuers (e.g. mortgage bankers) is:

The secondary mortgage market serves as:

A mortgage broker:

When a note is used in the financing of property and borrowers have personal liability, the arrangement is known as:

An agreement in which the buyer obtains a first mortgage from the seller, and thus an institutional lender never becomes a party to the agreement, is termed a purchase money mortgage.

A radiation therapist is standing 34 cm from a radioactive source, which is resulting in an exposure rate of 11.5 mR/hour. To reduce the exposure rate to 0.05 mR/hour, at what distance must the therapist be standing? 

Calculate the monitor units for each portal of an AP/PA abdomen with a 12 cm x 16 cm field with an SSD of 100 cm, treated to midplane to a depth of 7 cm. The collimator scatter factor is 1.08, the phantom scatter factor is 1.007, the percentage depth dose is 76%, the tumor target is 180 cGy. 

EXTRA CREDIT: To avoid exceeding the dose limits to the kidneys, which of the following techniques can be employed to threat the pancreas?

What margins are added to the target to account for range uncertainties when using a particle beam? 

BrainLab is the use of