Stimulus Collection

Phantom pain after amputation, artwork
Phantom pain after amputation. Artwork of a man experiencing phantom pain (red flash) from his amputated hand (left). This is caused by stimuli to the motor and pre-motor cortical areas of his brain

Plate II from Contributions of the physiology of vision No
TRI149020 Plate II from Contributions of the physiology of vision No. I, published in the Journal of the Royal Institution, 1830 (engraving) by Purkinje, Jan (1787-1869); The Royal Institution

Ivan Pavlov, caricature C013 / 7594
Ivan Pavlov (1849-1936). Caricature of the Russian physiologist and experimental psychologist Ivan Petrovich Pavlov, ringing a bell to make a dog salivate

Fight-or-flight response, artwork
Fight-or-flight response. Artwork showing the bodys fight-or-flight response to a threat. Visual perception (yellow arrow) can trigger fear memories controlled by the brains amygdala (yellow)

Deep brain stimulation, X-ray
Image Xrays Crane (Sur Projection 3D Modèle) En Incidence De Profil Chez Une Patiente De 54 Ans, Parkinsonienne Traitee Sous Protocole De Neurochirurgie; Visualisation Des Electrodes De

Pathway of a pain message via sensory nerve in injured muscle, to pain gate in spinal cord to limbic system, frontal cortex and sensory cortex in the human brain

Representation of how our senses affect our thoughts

Conceptual image of synaptic vesicles

Nerve ending, seen in lower right, sends pain message from injured muscle. Blood vessel and immune cells are seen in the center and upper right of image

Representation of how our thoughts affect our emotions

A nerve synapse showing the release of neurotransmitters
Detail of a nerve synapse showing the release of neurotransmitters

Conceptual image of synapse receptors

Schematic of the hypothalamus receiving nerve impulses from the body and sending messages to the circulatory and nervous system

Human brain showing the layout of the sensory cortex
Coronal section through human brain showing the layout of the sensory cortex

Conceptual image of synaptic transmission

Endorphins released in the hypothalamus travel down the spinal cord
Serotonin released in the brain travels down the spinal cord to close the pain gates and block pain messages

Energy meridians of the human body and a cell showing energy vibrational communication

Conceptual image of GABA receptors. The GABA receptors are a class of receptors that respond to the neurotransmitter gamma-aminobutyric acid

Illustration of action potential of a nerve cell

Descartes illustration of the co-ordination of the senses. Visual stimulus travelling from the eye to the pineal gland, H, stops attention being given to olfactory stimulus

Deep brain stimulation and nerve cells C016 / 7200
Deep brain stimulation (DBS). Computer artwork showing an electrode sending electrical impulses to nerve cells. DBS was developed for the treatment of Parkinsons disease

Brain pacemaker, artwork
Brain pacemaker. Computer artwork showing a deep brain stimulation (DBS) electrode (right and inset) implanted in a persons brain, with a control box located on the persons chest (lower left)

Deep brain stimulation and nerve cell C016 / 7205
Deep brain stimulation. Computer artwork showing an electrode sending electrical impulses to nerve cells. In the background a light micrograph (LM) of a section through grey matter in the brain

Deep brain stimulation and nerve cell C016 / 7203
Deep brain stimulation. Computer artwork showing an electrode sending electrical impulses to nerve cells. In the background a light micrograph (LM) of a section through grey matter in the brain

Deep brain stimulation and nerve cells C016 / 7206
Deep brain stimulation (DBS). Computer artwork showing an electrode sending electrical impulses to nerve cells. DBS was developed for the treatment of Parkinsons disease

Hearing perception, conceptual artwork C013 / 9458
Hearing perception. Conceptual artwork of a piano key (right) blurring into two. This represents the phenomenon where a single auditory stimulus is heard as two separate sounds or tones

Student taking a pill C013 / 4904
MODEL RELEASED. Teenage female student taking a pill. This could be a vitamin pill or an energy pill, the former intended to supplement the diet, the latter to provide a stimulus while studying

Fear response. Computer artwork of how the human brain reacts to a frightening stimulus, in this case the sighting of a snake

Science funding, conceptual image. Composite of a US one dollar bill and a cloudy sky

Deep brain stimulation, artwork
MODEL RELEASED. Deep brain stimulation (DBS), cutaway computer artwork. This neurosurgical treatment involves the implantation of a brain pacemaker (under skin on shoulder)

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"Unveiling the Intricate Dance of Stimulus: From Phantom Pain to Artwork" In this captivating journey, we delve into the realm of stimulus, where a myriad of connections intertwine to shape our perception and experience. Like phantom pain after amputation, stimuli can evoke sensations that persist long after their physical presence has vanished. Plate II from Contributions of the physiology of vision No reveals an artistic depiction that mirrors how our senses influence our thoughts. Ivan Pavlov's caricature C013/7594 serves as a reminder that even renowned scientists were captivated by the enigma of stimulus. Follow the pathway of a pain message via sensory nerve in an injured muscle, and witness how it triggers a cascade within us. Our emotions are stirred as represented in artwork showcasing how our thoughts affect them. Conceptual images such as synaptic vesicles and nerve endings remind us of the intricate mechanisms at play. A nerve synapse demonstrates neurotransmitters' release, highlighting their role in transmitting signals between neurons. Observe synapse receptors through conceptual imagery, unveiling yet another layer in this complex web. Schematic representations reveal how the hypothalamus receives nerve impulses from throughout our body – orchestrating responses beyond conscious control. Finally, explore the human brain's sensory cortex layout – a mesmerizing map guiding us through various stimuli's processing centers. Stimulus is not merely an external force; it is an orchestration within ourselves – shaping perceptions, triggering emotions, and influencing every aspect of our being. Let these glimpses into its intricacies ignite curiosity about this profound phenomenon that defines so much of what it means to be human.