Physiology · Endocrine System · Easy

Glucagon

Meaning: A hormone made by pancreatic alpha cells that raises blood sugar by triggering the liver to release stored fuel.

In practice: Paramedics gave intramuscular glucagon to the unconscious diabetic patient with severe hypoglycaemia.

Quick check

Two questions on related physiology words.

Which word means: A catecholamine neurotransmitter released by sympathetic nerves that constricts blood vessels and raises blood pressure.

Which word means: A small natural opioid peptide in the brain and cord that inhibits pain transmission.

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