Match the Following Vocabulary Terms with Their Meanings

question 96

Multiple Choice

Match the following vocabulary terms with their meanings.

-Exposure of an individual to a foreign protein (antigen) that provokes an immune response

• A)thoracic duct
• B)thymus gland
• C)tonsils
• D)toxin
• E)vaccination
• F)vaccine

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Definitions:

Proboscis

An elongated appendage from the head of an animal, especially an insect, used for feeding or sensing.

Deuterostomes

A major group within the animal kingdom that includes organisms developing an anus from the first opening in the embryo, with subsequent formation of the mouth.

Protostomes

A group of animals characterized by developing the mouth before the anus during embryonic development, including mollusks and arthropods.

Deuterostomes

A category of animals characterized by their embryo development; the first opening (the blastopore) becomes the anus.