Nina has the flu and a high fever. Choose the terms that correctly complete the sentences. Nina has the flu and a high fever. Her immune system is exhibiting the line of defense. This defense is part of immunity.

The correct words to complete the sentences are;

1) First

2) Innate

Explanation:

The innate immune system is one of the two parts of the body's immune system, the other part being the adaptive immune system.

When germs enter the body, the first line of defense is the innate immune system. The response of the innate immune system is rapid and generic to all forms germs and foreign substances entering the body, as such, it is known as the "nonspecific" immune system. In small injuries, the innate immune system is quick acting in neutralizing infectious bacteria that enters the skin.

Therefore, we have;

Nina has the flu and a high fever. Her immune system is exhibiting the first line of defense. This defense is part of innate immunity.

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