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It Is Late at Night and You Are Walking Along

question 121

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It is late at night and you are walking along a dark sidewalk.In the bushes next to the sidewalk you hear something moving.Your heart starts beating fast,your pupils dilate,and you become very anxious.The neurotransmitter creating this effect is


Definitions:

Osteoblasts

Osteoblasts are specialized cells involved in the synthesis and mineralization of bone during both initial bone formation and later bone remodeling processes.

Basic Multicellular Unit

A functional unit of bone, responsible for bone remodeling, consisting of osteoclasts that resorb bone and osteoblasts that form new bone.

Ethmoid

A spongy bone located between the eyes that forms part of the nasal cavity and the orbits of the eyes, contributing to the structure of the face and the sense of smell.

Sphenoid

A complex bone at the base of the skull, involved in the formation of the cranial floor and containing the sphenoid sinus.

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