Elimination of Norepinephrine at the Synaptic Cleft Is Accomplished by Which

question 50

Multiple Choice

Elimination of norepinephrine at the synaptic cleft is accomplished by which of the following mechanisms?
I) Reuptake
II) Metabolization by AChE
III) Metabolization by MAO
IV) Metabolization by COMT

• A)I and II
• B)I and III
• C)I,II,and III
• D)I,III,and IV

---

Definitions:

Olfactory Cells

Specialized sensory cells located in the olfactory epithelium of the nose, responsible for detecting and transducing smell signals.

Receptor Proteins

Proteins on or within cells that bind to specific molecules like hormones, neurotransmitters, or antigens, initiating a cellular response.

Receptor Lipids

Lipid molecules that reside in cell membranes and have the capability to bind specific ligands, thereby initiating a cellular response.

Otoliths

Small, calcified structures found within the inner ear of vertebrates, aiding in balance and spatial orientation.