Christopher Has Been Having Sudden Attacks of Coughing,wheezing,and Breathing Difficulties

question 42

Multiple Choice

Christopher has been having sudden attacks of coughing,wheezing,and breathing difficulties for the past seven months.A likely diagnosis for Christopher's condition is

• A)respiratory failure.
• B)panic attacks.
• C)asthma.
• D)pneumonia.

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Definitions:

Covalent Bonds

Chemical bonds formed by the sharing of electrons between atoms, leading to stable molecules.

Electrons

Subatomic particles with a negative charge, found in electron shells surrounding the nucleus of an atom.

Benzene

A colorless, volatile liquid hydrocarbon present in coal tar and petroleum, used in chemical synthesis.

Resonance Structures

Representations of a molecule where the chemical connectivity is the same but the electrons are distributed differently around the structure.