histo lab Flashcards
1
Q
what does the presence of germinal centres in the lymph node suggest
A
a humoral immune response is developing
2
Q
what is the function of the red pulp of the spleen
A
remove (via macrophages) old and abnormal red blood cells and particulate matter from the blood
3
Q
what is the function of the white pulp of the spleen
A
immune responses to various circulating antigens
4
Q
what specific things are relevant to the prognosis and management of a patient with a breast tumour
A
tumour grade tumour type tumour size lymphovascular invasion nodal metastasis oestrogen and progesterone Rs presence of HER2 amplification
5
Q
what determines the timing of removal of sutures from the skin
A
- vascularity
- mechanical stresses of the area
- the time it takes for sufficient granulation tissue to hold the edges of the wound together
