Related Experiment Video
Updated: Feb 12, 2026
15:57
Brain Imaging Investigation of the Memory-Enhancing Effect of Emotion
Published on: May 4, 2011
17.2K
Brain Primer, Part 1: The Neuroanatomy and Physiology Behind Memory and Aging
1Gurnick Academy of Medical Arts and Molecular Imaging Services, Concord, California sajohnson@gurnick.edu.
Journal of Nuclear Medicine Technology
|February 10, 2026
Summary
Neurodegenerative diseases impact memory and cognition by altering brain structures and pathways. Understanding neuroanatomy and physiology is key to recognizing these disorders and their imaging patterns.
Area of Science:
- Neuroscience
- Cellular Biology
- Neuroanatomy
Background:
- Neurodegenerative diseases affect memory, cognition, and higher-order processing by impacting neural structures and pathways.
- Understanding neuroanatomy and cellular physiology is crucial for diagnosing and visualizing these disorders using molecular imaging.
- Key components include neurons, glial cells, and specific brain regions like the hippocampus and prefrontal cortex.
Purpose of the Study:
- To review the neuroanatomy and cellular physiology underlying memory.
- To provide a foundation for understanding neurodegenerative disease development.
- To explain how neurodegenerative patterns appear on advanced molecular imaging.
Main Methods:
- Review of neuroanatomical structures (neurons, glia, brain regions).
- Analysis of cellular physiology (neurotransmission, synaptic plasticity).
- Correlation of these elements with memory processes and neurodegeneration.
Main Results:
- Detailed description of neuronal and glial functions in memory.
- Explanation of how aging affects cognitive function and neural pathways.
- Identification of key brain regions and neurotransmitters involved in memory.
Conclusions:
- A strong grasp of neuroanatomy and physiology is essential for comprehending neurodegenerative diseases.
- This knowledge aids in interpreting molecular imaging findings in affected individuals.
- The review provides a framework for understanding the link between normal memory function and its disruption in disease.
Related Concept Videos
01:26Higher Mental Functions of Brain: Learning and Memory
2.1K
Memory is one of the most vital higher mental functions of the brain. Memory is closely related to learning because it enables us to retain information and experiences from our past to use them in our present life. It also helps us to remember facts, events, and skills, such as riding a bike or swimming. There are two types of memory — declarative memory, which involves memorizing facts or events, and procedural memory, which enables us to remember how to do something like writing or...
2.1K
01:26Aging
801
Aging is a complex biological phenomenon influenced by various processes that affect cellular and systemic functions. Several prominent theories attempt to explain its mechanisms, highlighting cellular limitations, oxidative damage, and hormonal changes as central factors in aging.
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
801
01:23System of Memory
7.5K
Memory is categorized into three major systems: sensory memory, short-term memory (STM), and long-term memory (LTM). These systems differ in their capacity and the duration for which they can hold information. Sensory memory captures raw sensory input from the environment, holding it for just a few seconds or less. For example, on hearing a brief, loud sound, like a car horn honking, the sound seems to linger in the mind for a moment even after it stops. This is an instance of sensory memory...
7.5K
01:24Working Memory
927
Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this...
927
01:19The Effect of Aging on Tissues
3.6K
Several body functions deteriorate with age. The external signs of aging are easily identifiable. For example, the skin becomes dry, less elastic, and thins out, forming wrinkles. The skin of the face begins to appear looser due to a decrease in the levels of elastic and collagen fibers in the connective tissue. Additionally, melanin production in the hair follicle decreases with age, resulting in gray hair. Moreover, the senses of sight and hearing decline, so glasses and hearing aids may...
3.6K
01:18Long-Term Memory
701
Long-term memory is a relatively permanent type of memory, capable of storing vast amounts of information over extended periods. Its storage capacity is generally considered unlimited.
Long-term memory can be categorized into two primary types: explicit and implicit memory. Explicit memory, also known as declarative memory, involves the conscious recollection of information that we deliberately try to remember, recall, and articulate. This type of memory encompasses specific facts, events, and...
Long-term memory can be categorized into two primary types: explicit and implicit memory. Explicit memory, also known as declarative memory, involves the conscious recollection of information that we deliberately try to remember, recall, and articulate. This type of memory encompasses specific facts, events, and...
701