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The fear-avoidance model (or FA model) is a psychiatric model that describes how individuals develop and maintain chronic musculoskeletal pain as a result of attentional processes and avoidant behavior based on pain-related fear.
The behavioral immune system is a phrase coined by the psychological scientist Mark Schaller to refer to a suite of psychological mechanisms that allow individual organisms to detect the potential presence of infectious parasites or pathogens in their immediate environment, and to engage in behaviors that prevent contact with those objects and individuals.
Pain tolerance is the maximum level of pain that a person is able to tolerate. Pain tolerance is distinct from pain threshold (the point at which pain begins to be felt). [1] The perception of pain that goes in to pain tolerance has two major components. First is the biological component—the headache or skin prickling that activates pain ...
The skeletal muscles of the body typically come in seven different general shapes. This figure shows the human body with the major muscle groups labeled. The gross anatomy of a muscle is the most important indicator of its role in the body. One particularly important aspect of gross anatomy of muscles is pennation or lack thereof. In most ...
The crew digging up Poe's remains had difficulty finding the right body: they first exhumed a 19-year-old Maryland militiaman, Philip Mosher, Jr. [55] When they correctly located Poe, they opened his coffin and one witness noted: "The skull was in excellent condition—the shape of the forehead, one of Poe's striking features, was easily ...
' pain receptor ') is a sensory neuron that responds to damaging or potentially damaging stimuli by sending "possible threat" signals [1] [2] [3] to the spinal cord and the brain. The brain creates the sensation of pain to direct attention to the body part, so the threat can be mitigated; this process is called nociception .
Repetitive themes like an unidentifiable disease, madness, and resurrection are also criticized. [28] Washington Irving explained to Poe in a letter dated November 6, 1839: "You have been too anxious to present your pictures vividly to the eye, or too distrustful of your effect, and had laid on too much colouring. It is erring on the best side ...
This position provides a definition of what is at the front ("anterior"), behind ("posterior") and so on. As part of defining and describing terms, the body is described through the use of anatomical planes and anatomical axes. The meaning of terms that are used can change depending on whether an organism is bipedal or quadrupedal.