These indications then proceed to the neuromuscular connections of skeletal muscles. From there, acetylcholine is released from the axon terminal knobs of alpha motor neurons and received by postsynaptic receptors of muscles, thereby communicating t Continue Reading...
The efferent division of the peripheral nervous system carries out the motor commands that are sent from the central nervous system. These commands or signals are then sent directly through the nerve fibers of the peripheral nervous system to the ta Continue Reading...
Nervous System: In order to achieve its function, the nervous system is divided into two major parts i.e. The Central Nervous System (CNS) and Peripheral Nervous System (PNS). The central nervous system is basically made up of the brain and spinal Continue Reading...
nervous and digestive systems at reptiles, emphasizing their main characteristics and briefly compare them to the nervous and digestive systems at other vertebrates. In this sense, referring to the reptilian nervous systems, many authors have found Continue Reading...
Nervous System The major structures of basal ganglia are pallidum, substantia nigra, subthalamic nucleus, and striatum. They are inappropriately named because the name striatum refers to all major components of basal ganglia. However it was used to Continue Reading...
Space Physiology Love Of Extremes: Space Physiology About the effect of gravity on the human being in space Early milestones in space exploration and space physiology Gravity The effects of microgravity on human physiology Physiological change Continue Reading...
Nervous System The central nervous system is one of the two parts of the nervous system, which also comprises the peripheral nervous system. These two systems have different roles, functions, and location in the body, which contributes to their sig Continue Reading...
Neuroscience Hormones and the Nervous System Of the many highly interesting features of the brain and the nervous system that are detailed in this chapter of the text, the one that I found most interesting is the relationship between the nervous sy Continue Reading...
When watching a scary movie alone at night, this system is likely to become engaged due to the perception of a threat; sudden noises are likely to cause an involuntary flight reaction that, of course, subsides after a moment. 8) Temporal summation Continue Reading...
Neuroscience and Human Development One of the most noticeable aspects of human beings involves the changes in shape, size, form, and function of the individual from a newly formed fetus to a fully grown adult. As the single most successful organism Continue Reading...
anatomy and physiology of the Nervous System The nervous system is a "network of specialized tissue that controls actions and reactions of the body and its adjustment to the environment." ("Nervous System 2000) There are two segments of the nervous Continue Reading...
Human Brain One of the most complex organs in the universe, the human brain, continues to be a scientific mystery. In vertebrate and most invertebrate animals, the brain is the central aspect of the nervous system. The brain can be simple, as in som Continue Reading...
An interesting view of the immune system with particular implications for the current review and collation of information is provided by the field of computer science. The immune system makes many series of continual trade-offs, distributing resour Continue Reading...
Biology An Inconvenient Truth In Al Gore's documentary an Inconvenient Truth, he makes some very pertinent points about the issue of global warming. Included in the documentary are the following topics. a) Effects of Global Warming: Gore uses gra Continue Reading...
Theoretical Perspective of the Biological Approach to Personality Psychology Personality is defined as a person's exceptional deviation on the general evolutionary design for human temperament. A personality trait refers to a durable disposition to Continue Reading...
Anatomy Major cavities of the body and their organs: Our body is made up of solid structures and many cavities. The organs are packed in these cavities and they fill these cavities. The major cavities in our body are: the ventral cavity, which is s Continue Reading...
History of RSD The history and the discovery of RSD (Reflex Sympathetic Dystrophy) Syndrome and its symptoms have typically been associated with wars. While there is no doubt that RSD from physical stress and injury existed earlier, it was left up t Continue Reading...
However, it was 1953 that the formation of serotonin was from the lungs was substantiated. It is also observed that detoxification of the blood takes place in the lungs. Later, it was observed that one of the important activities of the lung is to p Continue Reading...
Environment Influences the Body Plan of Organisms The distinction between Radiata and Bilateria, or organisms with a radial or bilateral symmetry, is that the latter have a dorsal/ventral polarity resulting in bilateral body axes (reviewed by Marti Continue Reading...
functional relationship of the PNS to the CNS? The CNS effectively "controls" the PNS, and the PNS' main function is to connect the CNS to the limbs and organs. The PNS transmits nerve impulses produced by the CNS. List the structural components o Continue Reading...
Each has its own skills associated with that specific areas (e.g. thinking is generally associated with the frontal cortex whilst vision with the occipital lobe; the frontal lobes are associated with motor control, speech, abstract thought, and sens Continue Reading...
S. Congress that the prospects of stem cell research were so vast that it could touch all the realm of medicine (Connor 2000). An unlimited source of embryonic stem cells will solve the problem of shortage of transplants. Embryonic stem cells will sa Continue Reading...
Vestibular and Olfactory Sensory Systems Static and Dynamic Equilibrium Mechanisms of Vestibular-Mediated Equilibrium There are two types of equilibrium that the vestibular system helps to maintain: static and dynamic (Virtual Medical Centre, 2010 Continue Reading...
Fibrous connective tissue is also found in ligaments, tendons, cartilage, and bone (CliffsNotes.com, 2009, What are the four types of tissue found in the human body). Q4: In Chapter 2 we discussed the importance polarity as it related to electron d Continue Reading...
2. A functional syncytium a single, enormous muscle cell. 3. The fascia adherens component. 4. The aorta has a tunica media dominated by elastic tissue. The elasticity conferred by elastin allows these elastic arteries to smooth out the sharp cha Continue Reading...
Dry Needling Cover letter Department of Science Attachment: Over time, dry needling has turned out to be a well-liked therapy method in manual physical rehabilitation (Dommerholt et al., 2006). Physiotherapists as well as other healthcare servic Continue Reading...
The success was remarkable, according to the researchers: Even muscles that had already lost half of its mass, recovered visible. (Leppanen et al. p5549-65) At the same time, the mice survived for several weeks longer than their untreated counterpa Continue Reading...
This is called acute adrenal failure or an Addisonian crisis. It can be fatal if it isn't cared for. The indications may include: Pain in the abdomen, lower back or legs Severe vomiting and diarrhea Dehydration Low blood pressure Loss of consci Continue Reading...
anatomical position, the person will access information stored in the hippocampus regarding the object's position, height, etc. The brains motor system in areas such as the motor cortex, primary visual cortex and the motor homunculus then activate t Continue Reading...
The Brain and its Influence on My BehaviorThe brain is a complex structure of the human body which is divided into many parts that perform important and specific functions. The said parts control how individuals react to anxious situations by way of Continue Reading...
Introduction According to Gutmann et al. (2017) neurofibromatosis is a group of three conditions whereby tumors grow in the nervous system. These conditions are neurofibromatosis type I (NF1), neurofibromatosis type II (NF2), and schwannomatosis. It Continue Reading...
This particular aspect is what most medical trainers miss when dealing with interns or newly appointed nurses. They found that oxygen use, if below the necessary requirement can be damaging, so can its overuse. In another study, it has been found th Continue Reading...
Intrinsically Photosensitive Retinal Ganglion Cell Recent studies on biological anatomy of the eye discovered an additional photoreceptor within the mammalian eye. The cells discovered mediate the primary non-image visual activities with the vision Continue Reading...
Integration of Cardiovascular/Gastrointestinal Systems Integration of gastrointestinal and cardiovascular systems within the human body The integration of the gastrointestinal and cardiovascular systems allow for nutrients to be introduced, broken Continue Reading...
Anatomy and Physiology of the Skeletal and Muscular SystemsIntroductionToday, human health is being threatened on multiple fronts and it is not surprising that there is growing interest in developing a better understanding about the human bodys vario Continue Reading...
ectopic/heterotopic brain tissue. Extracranial brain tissue without direct connection to the brain itself may be an isolated cutaneous embryonic defect that is usually located on the occipital or parietal area of the scalp. Most of the time these ar Continue Reading...
Gonadectomy alters the magnitude of CCWS and ICWS analgesia and alters the relationship between the gender-specific effects observed in sham-treated rats. Castration significantly decreased the magnitude of CCWS analgesia on the tail-flick and jump Continue Reading...
Current brain imaging surveys and other experiments also present evidence that child abuse could permanently damage neural structure and the functioning of the developing brain itself (Carloff). Cohen (2001) discusses the merits of art therapy with Continue Reading...
As it is passed from neuron to neuron through the different synapses, it reaches the neuromuscular junction. Where, the neurons send out specific messages to specific muscles at the distant parts of the body. In the case of flexing the right arm, th Continue Reading...
Integumentary system is comprised of the skin and skin derivatives including hair, nails, glands and receptors. Skin, glands and receptors have many important functions that will be described in this paper (The integumentary system (skin)): Protects Continue Reading...
