👄🛡️🦠

#immune system #lymphoid tissue #throat defense #immune function #bacteria trap

🩸🛡️💪

#spleens #lienas #spleen #doolb #immunity #immune function #organ function #physiology

⚪️🥅🛡️

#lymphatic system #lymph node #filtering #immune function #lymphocytes #fluid filter

🛡️➕④

#t helper cell #immune function #immunity #CD4 function

🥅💧🦠

#trapping pathogens #immune function #barrier function #microbial capture #sticky layer