During Tissue Transplant, What Is the Main Reason for the Rejection

question 47

Multiple Choice

During tissue transplant, what is the main reason for the rejection of the transplanted tissue?

• A) Cytotoxic T cells and antibodies in the body destroy the transplanted tissue.
• B) Helper T cells and antibodies in the body destroy the transplanted tissue.
• C) Cytotoxic T cells and antibodies will reroute the blood supply away from the transplanted tissue, starving it to death.
• D) The host body's antigens will not allow the transplanted tissue to attach to the host.
• E) The host body red blood cells will not carry oxygen to the transplanted tissue.

---

Definitions:

Monopolistically Competitive

Describes a market structure where many companies sell products that are similar but not identical, allowing for some degree of market power and product differentiation.

Differentiated

Products or services that are distinct from others based on quality, features, or branding to create a perceived difference.

Perfect Competition

A market structure characterized by a large number of small firms, identical products, free entry and exit, and perfect information, leading to an efficient allocation of resources.

Zero Economic Profits

A situation where a firm covers all its costs, including the opportunity costs, resulting in no additional profit above the normal rate of return.