Google Analytics is a powerful tool that tracks and analyzes website traffic for informed marketing decisions.
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__utmb
Used to distinguish new sessions and visits. This cookie is set when the GA.js javascript library is loaded and there is no existing __utmb cookie. The cookie is updated every time data is sent to the Google Analytics server.
30 minutes after last activity
__utmc
Used only with old Urchin versions of Google Analytics and not with GA.js. Was used to distinguish between new sessions and visits at the end of a session.
End of session (browser)
__utmz
Contains information about the traffic source or campaign that directed user to the website. The cookie is set when the GA.js javascript is loaded and updated when data is sent to the Google Anaytics server
6 months after last activity
__utmv
Contains custom information set by the web developer via the _setCustomVar method in Google Analytics. This cookie is updated every time new data is sent to the Google Analytics server.
2 years after last activity
__utmx
Used to determine whether a user is included in an A / B or Multivariate test.
18 months
_ga
ID used to identify users
2 years
_gali
Used by Google Analytics to determine which links on a page are being clicked
30 seconds
_ga_
ID used to identify users
2 years
_gid
ID used to identify users for 24 hours after last activity
24 hours
_gat
Used to monitor number of Google Analytics server requests when using Google Tag Manager
1 minute
_gac_
Contains information related to marketing campaigns of the user. These are shared with Google AdWords / Google Ads when the Google Ads and Google Analytics accounts are linked together.
90 days
__utma
ID used to identify users and sessions
2 years after last activity
__utmt
Used to monitor number of Google Analytics server requests
10 minutes
This microscope image displays cerebrum nervous tissue. The cerebrum, the brain's largest part, controls sensory, motor, and cognitive functions. Its tissue contains glial cells to provide support while neurons send signals. The use of Ag (silver) stain exposes neural fibers along with cellular features, and the oil immersion objective (OIO) guarantees both clearer vision and improved magnification and resolution.
The cerebrum is the brain's largest region, responsible for functions like thought, movement, and sensory processing. When an Agranular (AG) stain is applied to cerebral tissue, it highlights the brain’s cellular structure, helping researchers examine the details of neurons and supporting cells. This technique makes it easier to study the organization of the cerebral cortex, revealing the different layers and the density of cells within them. AG staining is especially useful for identifying subtle changes or damage in brain tissue, which is important for understanding neurological conditions or diseases like Parkinson’s or Alzheimer’s.
The cerebrum is the largest part of the brain and is responsible for many important functions like thinking, memory, emotions, and movement. It’s divided into two halves, called hemispheres, and has many folds and grooves that help increase its surface area so it can process more information. This part of the brain is what makes us aware of the world around us and helps us make decisions every day.
The cerebrum is the largest part of the brain and controls many important functions like thinking, memory, emotions, and voluntary movements. It is divided into two halves, called hemispheres, with the left side handling logic and language, while the right side deals with creativity and spatial awareness. The cerebrum also has four sections, or frontal, parietal, temporal, and occipital that help with things like problem-solving, feeling sensations, and understanding sights and sounds. It helps us process information, make decisions, and respond to what’s happening around us. The cerebrum plays a major role in how we think, feel, and act.
The cerebrum is the largest part of the human brain and truly one of the most fascinating structures in the body. It’s where higher brain functions happen—thinking, memory, learning, emotions, decision-making, and voluntary movement all originate here. Divided into two hemispheres (left and right), and further into lobes (frontal, parietal, temporal, occipital), each region of the cerebrum has specialized roles. The frontal lobe, for example, helps with reasoning and personality; the temporal lobe processes sounds and memory; the occipital lobe is the visual hub; and the parietal lobe handles sensory input. What’s truly amazing is the cerebrum's plasticity—its ability to adapt, rewire, and even recover from injury. Billions of neurons work together, forming trillions of synaptic connections, making the cerebrum not just a control center but the seat of conscious experience.