Both Nerves and Hormones Serve in Biological Communication

question 26

Multiple Choice

Both nerves and hormones serve in biological communication.

• A)Generally,nerves serve where speed is vital,hormones act slower but have longer-term effects
• B)Both are equally speedy but hormones last longer
• C)Nerve responses are more reliable than chemical and are used for the more important functions
• D)Primitive animals use hormones,advanced ones use nerves
• E)None of the choices is correct

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Definitions:

Contractility

The capability of muscle tissue to contract or shorten, generating force and movement.

Secretion

The process by which substances are produced and discharged from a cell, gland, or organ for a particular function in the organism or for excretion.

Intercalated Discs

Specialized connections between cardiomyocytes, containing gap junctions and desmosomes, facilitating synchronized heart contractions.

Cardiocyte

A muscle cell of the heart, specialized for continuous contractions that pump blood throughout the body.