B Cells Migrating Directly from a Primary Focus to the Medullary

question 16

Multiple Choice

B cells migrating directly from a primary focus to the medullary cords in a lymph node after activation with a T-dependent antigen differentiate into plasma cells that secrete predominantly _____.

• A)IgD
• B)IgE
• C)sIgA
• D)IgG
• E)IgM.

Identify the major arteries and veins in the human body and their functions.

Comprehend the differences in structure and function between arteries and veins.

Understand the impact of vasodilation and vasoconstriction on blood vessel resistance.

Recognize the significance of the hepatic portal system and nutrient processing by the liver.