Which antibody type will readily cross the placenta?

Looking at the antibody screening results for Patient 4, what class of antibody is most likely? Image 70_E3(1).jpg

How long is the deferral period for an individual that has had an accidental needle-stick/ bloodborne pathogen exposure well working in a healthcare setting? 

Which antibody type reacts best at AHG Phase?

What is the blood group of patient 5? Image 3(4).png

When performing Reverse Typing where is the antigen and where is the antibody?

To support your theory for the most likely antibody you chose, what result are you looking for when antigen typing Sterling Malory Archer’s red blood cells?

Which of the following proteins can significantly decrease the concentration of plasma total protein if its concentration is decreased?

Enzyme treatment will decrease the reactivity of:

If the Father’s type (phenotype) was AB and the Mother’s type was O, what would be the possible genotypes of their offspring?  (Include A2 subgroups).