Cocaine Selectively Blocks Na+ (Sodium)channels,which Is the Mechanism That Leads

question 26

Multiple Choice

Cocaine selectively blocks Na+ (sodium) channels,which is the mechanism that leads to

• A)CNS stimulation.
• B)increased heart rate.
• C)local anesthetic effects.
• D)cocaine dependence.

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Definitions:

Groups of Muscles

Collections of muscle tissue that work together to perform a specific function in the body.

Arthropods

Arthropods are a large phylum of invertebrate animals characterized by their exoskeleton, segmented body, and jointed appendages, including insects, arachnids, crustaceans, and myriapods.

Exoskeleton

An external skeleton that supports and protects an animal's body, common in arthropods like insects and crustaceans.

Insect Flight Muscles

Specialized muscles in insects that provide the power for flight, capable of extremely fast contractions.