Biology A-Level
Endocrine signalling
What Endocrine signalling means in Biology A-Level, as defined for OCR.
Definition of Endocrine signalling
Check what you remember
Read the wording for your board, then hide it and explain Endocrine signalling in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Chemical signalling that is generally slower and longer-lasting than nervous signalling, which uses neurones and neurotransmitters.
Topics that use Endocrine signalling
- Hormonal communication (OCR A-Level)
Related terms
- Adrenaline and fight-or-flight
- Blood glucose and salt balance
- Blood transport of hormones
- Exocrine versus endocrine organisation of the pancreas
- Glucagon and α cells
- Insulin and β cells
- Insulin resistance
- Islets of Langerhans and their cell types
Using Endocrine signalling in the exam
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