Immune and Endocrine crossword

This printable crossword puzzle on the topic of Human Body Systems has 15 clues. Answers range from 6 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

Gland that sits on top of the kidneys
Secretes digestive enzymes and glucogen/insulin
foreign body that produces an immune response
white blood cells that fight off infectious agents
cluster of cells that filter the lymph fluid
aka natural immunity
female organ that produces estrogen, progesterone, and eggs
Regulates metabolism, body temperature, and feeling of fullness
Male organ that secretes androgens
Gland that stimulates metabolism, brain development, bone and muscle growth, and BP.
Tag invaders with specific antibodies
attacks the antigens
Where white blood cells are stored
seperated into two lobes that secrete testosterone and progesterone
Usually arrives first on scene