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Chemical Coordination and Integration Quiz

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Chemical Coordination and Integration Quiz

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Questions and Answers

What are the secretions of endocrine glands called?

Enzymes
Neurotransmitters
Antibodies
Hormones (correct)

Why are endocrine glands called ductless glands?

Due to lack of secretions
Due to their location in the body
Due to absence of blood vessels
Due to absence of ducts for secretion (correct)

What is the main function of hormones in the body?

Regulating physiological functions (correct)
Producing energy
Providing structural support
Directing nerve impulses

How do endocrine glands release their secretions?

<p>Through ducts into the bloodstream (C)</p> Signup and view all the answers

What is the difference between neural coordination and hormonal coordination?

<p>Neural coordination is point-to-point, while hormonal coordination is widespread (C)</p> Signup and view all the answers

Flashcards

Hormones

Chemical messengers produced by endocrine glands that regulate physiological functions in the body.

Ductless glands

Endocrine glands release their secretions directly into the bloodstream, without using ducts.

What do hormones do?

Hormones regulate various functions like growth, metabolism, reproduction, and mood.

How do endocrine glands release secretions?

Endocrine glands release their secretions into the bloodstream, which then carries them to target cells.

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Neural vs. Hormonal coordination

Neural coordination is a fast, point-to-point communication system, while hormonal coordination is slow, but widespread and long-lasting.