Immune and lymphatic bingo

Exercise and reference answers

Clues and terms

1. Clue

   Fluid backs up in the tissues when lymph drainage is blocked

   Item

   Lymphedema

2. Clue

   Milky lipid-rich lymph formed in the lacteals of the small intestine

   Item

   Chyle

3. Clue

   Primary lymphoid organ above the heart where thymocytes mature

   Item

   Thymus

4. Clue

   Filter of the blood, attached to the lateral border of the stomach

   Item

   Spleen

5. Clue

   Salivary enzyme that kills bacteria by digesting their cell walls

   Item

   Lysozyme

6. Clue

   Tagging a pathogen so that phagocytes take it up more readily

   Item

   Opsonization

7. Clue

   Mast cell mediator that widens vessels and lets plasma leak out

   Item

   Histamine

8. Clue

   Granule protein that punches pores in an infected cell membrane

   Item

   Perforin

9. Clue

   Sac beneath the diaphragm where the thoracic duct begins

   Item

   Cisterna chyli

Instructions

Read each call and tap the term it describes. Three in a line is bingo.

Explanation