The code used to report Cs-137 low-dose rate brachytherapy for radiation oncology of the bladder is code ____________________

Which of the following is considered the body's "first line of defense" when preventing infection and injury?

A) Chemotactic reactions B) Anatomic barriers C) Immune response D) Inflammatory response

Each pixel is a single dot in a digital image

Indicate whether the statement is true or false