If You Touch a Hot Stove and Burn Your Hand,the

question 73

Multiple Choice

If you touch a hot stove and burn your hand,the pain isn't actually in your hand-it's in your head.What evidence can you provide to substantiate this claim?

• A)Interneurons form connections directly from the burned receptor molecules to the brain.
• B)Motor neurons pull your hand away from the flame,signaling pain to the brain.
• C)Sensory neurons and interneurons carry the heat sensation to the brain where it is interpreted as painful.
• D)A reflex arc allows the quick response between the hand and the brain;no interpretation occurs.

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Definitions:

Molecular Approach

A method of examining phenomena at the level of molecules to understand the structure, function, and properties of substances.

Tarsiers

Small, nocturnal primates known for their large eyes and ability to leap between trees; found in Southeast Asia.

Haplorhines

The subdivision within the primate order based on shared genetic characteristics; includes tarsiers, New World monkeys, Old World monkeys, and apes (including humans).

Hominids

A family of primates that includes all modern and extinct Great Apes and humans.