Figure 45-1 Use the Figure to Answer the Corresponding Question(s)

question 19

Multiple Choice

Figure 45-1
Use the figure to answer the corresponding question(s) .
-Based on the graph in Figure 45-1, which of the following statements is true?

• A) The primary response to the initial injection subsided after seven weeks.
• B) The primary response to the initial injection peaked at 10² antibody units.
• C) The primary response to the initial injection was faster, but not as intense as the secondary response.
• D) The secondary response to the initial antigen was both faster and more intense than the primary response.
• E) The primary and secondary responses to the initial antigen were about equal.

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Definitions:

Pituitary Gland

A small endocrine gland located at the base of the brain that produces and regulates a variety of crucial hormones, influencing growth, metabolism, and reproductive functions.

Adrenal Gland

An endocrine gland located above the kidneys that produces various hormones, including adrenaline and cortisol, which are involved in stress responses.

Gonads

Organs that produce gametes; in males, they are the testes, and in females, the ovaries.

Broca's Area

An area located within the dominant hemisphere's frontal lobe that is associated with the generation of speech.