Would Babies Need to Be Immunized Against Lockjaw (Tetanus)if Their

question 13

Multiple Choice

Would babies need to be immunized against lockjaw (tetanus) if their mother had been immunized against the disease? Why or why not?

• A)No-because the mother's IgG antibodies would be passed along through the placenta before birth,protecting the baby from the infection.
• B)Yes-because even though maternal IgG antibodies might be passed along through the placenta,they will not last forever.The baby will need to create its own antibody response to be protected against future tetanus.
• C)No-because maternal IgG antibodies would be passed along in the breast milk,protecting the baby from infection.
• D)Yes-because the maternal response to the tetanus vaccine is to produce IgE antibodies,and IgD antibodies are the predominant type in breast milk.And what if the baby isn't breast-fed? Therefore,even if the baby is breast-fed,it won't receive the mother's protective antibodies.

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Definitions:

Average Variable Cost

The total variable cost divided by the quantity of output produced, representing the variable cost per unit of output.

Shutdown Point

The level of output and price at which a firm's total revenue just covers its variable costs; below this point, the firm would cease production.

Maximizing Losses

Contrary to economic rationality, refers to theoretical actions or strategies that would lead to the greatest possible financial losses.

Diminishing Returns

A principle stating that as more investment is made in a particular resource, the marginal gain in output will eventually decrease.