How Many Protons Are There in a Molecule of Adrenaline

question 61

Multiple Choice

How many protons are there in a molecule of adrenaline (C₉H₁₃NO₃) , a neurotransmitter and hormone?

• A)22
• B)26
• C)43
• D)98
• E)183

---

Definitions:

Neurons

The fundamental cells of the brain and nervous system responsible for receiving sensory input from the external world, transmitting this input, and sending motor commands to muscles.

Endocrine System

A network of glands in the body that secrete hormones into the bloodstream to regulate various body functions such as growth, metabolism, and mood.

Pineal Gland

A tiny gland in the brain responsible for making melatonin, which is a hormone that controls the sleep-wake rhythm.

Interneurons

Neurons responsible for sending signals between other neurons, particularly within a reflex arc of the central nervous system.