Its main function is to serve as a pathway for the messages from the nerves to travel to the brain and back so we know what we are seeing, touching, hearing, and tasting, and if something hurts or feels. As a fetus in the womb, neurons develop at the rate of 250,000 per minute. This essay will describe the structure of the nervous system while explaining the role of. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects. Free powerpoint presentations about human nervous system for. Nervous system and senses the nervous system consists of two types of cells. Relevant and accurate content in a clear, concise format that saves you time preparing lessons amazing images to keep students engaged student notes outlin. Objectives part 1 describe the components of a neuron. Autonomic system consists of neurons that go to and from various internal organs. One is called somatic nervous system, while the other is called autonomic nervous system. Diseases of the nervous system central nervous system brain is a prisoner basic cellular elements neurons, location means everything neuronal reaction to injury, very limited axonal growth no regeneration of lost cells accumulation of junk within the cells can be harmful. The human nervous system is a complex ofinterconnected systems in which. Astrocytomas are one of the only brain tumors to encompass all four grades.
Various support cells are associated with the neurons, most typically, schwann cells. Components of the nervous system 45 peripheral part includes the nerves through which the central nervous system interacts with the rest of the body. The nervous system is like a network that relays messages back and forth from the brain to different parts of the body. Motor nerves are divided into the somatic nervous system sns which regulates the. I can describe the parts of a neuron cell and identify how they transmit electrochemical impulses. Relevant and accurate content in a clear, concise format that saves you time preparing lessons amazing images to. These messages allow you to do things like walk, think, feel, be scared, and even breathe. Ppt human nervous system powerpoint presentation free to. Sensory input is when the body gathers information or data, by way of neurons, glia and synapses. The nervous system powerpoint notes the anatomy and physiology of animals illustrat e the complementary nature of structure and function. The brain is the central computer that controls all the functions of your body.
Mainly designed to protect cns by serving as a cushion, and as a relatively stable solution in maintaining ionic concentrations and waste removal. Bio 354 neurobiology 2 1 lecture 11 and 12 autonomic nervous system raghav rajan bio 354 neurobiology 2 february 11th 2015 material for lecture is from the following links. Dec 22, 2017 the central nervous system is made up of the brain and spinal cord. Central nervous system pptpowerpoint presentation, medical notes edurev is made by best teachers of. Peripheral nervous system slides ppt presentation autonomic. We explore the types of cells involved, the regions of. Individual peripheral nerves are found throughout the body. A free powerpoint ppt presentation displayed as a flash slide show on id. There are two major divisions of the nervous system. Cns is composed of the brain located in the cranial cavity and the spinal cord located in the vertebral cavity, which serve as the main control centers for all body activities. The nervous system is composed of excitable nerve cells neurons and. Individual neurons and clusters of neurons called ganglia are found in most organs. Nervous system divisions of the nervous system the human nervous system consists of the central nervous system cns and the peripheral nervous system pns. Free powerpoint presentations about human nervous system.
The central nervous system consists of several discrete functional. Following an introduction on the process of neuron depolarization and repolarization, this lecture guides students through the anatomy of the human brain and spinal cord. Glial component, supportive microglia, the police force of the cns. Not all tumors have all grades ie oligodendroglioma only has grades iiiii. The nervous system new aqa biology gcse teaching resources. Transmits information to the processing areas of the brain and spine 3. Central nervous system vascular malformations sweden pdf. I can compare and contrast the central and peripheral nervous systems. Its signaling device, or means of communicating with body cells, is electrical impulses, which are rapid and specific and cause almost immediate responses.
Peripheral nervous system pns nerves, ganglia, receptors. Explain how the nervous system is adapted for its functions. Aqa b1 introduction to the nervous system what it is, stimulus, receptors, sense organs revision questions given from cpg aqa core science revision book. Nerve is a familiar word and is used in various ways in ordin. Both received 1936 nobel prize in medicine in ths lhli i l dihe pns, acetylcholine activates muscles, and is a major neurotransmitter in the autonomic nervous system.
Anatomy and physiology nervous system community education mr. In this lesson students will acquire a basic understanding of the brain and nervous system and how the nervous system functions in memory, learning, and the stress response. Lecture 3 organization of the nervous system organization of the. We have about 100 billion nerve cells in our brain by adulthood over 600 miles worth yet we typically use around 4% at any given time. The central nervous system is your bodys command center. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. Ppt version pdf version ding xue zhi agro ecosystem. Inform cns about conditions in both the external and internal.
Nervous system overview of the entire nervous system the nervous system has three main functions. Central and peripheral nervous system powerpoint lecture. The organization of the ans is on the basis of the reflex arc and it has an afferent limb, efferent limb, and a central integrating system. Most are found in the central nervous system gray matter cell bodies and unmylenated fibers nuclei clusters of cell bodies within the white matter of the central nervous system ganglia collections of cell bodies outside the central nervous system. Human nervous system bombick 7th grade science november 2010 outline of presentation a. Nervous system and endocrine system are the chief control centers in maintaining body homeostasis. The autonomic nervous system ans is the part of the nervous system that regulates involuntary functions. Scribd is the worlds largest social reading and publishing site. Every thought, action, and emotion reflects its activity. Jun 07, 20 the nervous system the nervous system is very important in helpingto maintain the homeostasis balance of thehuman body. The autonomic nervous system ans automatically regulates the function of body systems outside of voluntary control. Peripheral nervous system two divisions somatic autonomic somatic. When exposed to a stimulus they generate an electrical impulse which passes along peripheral nerves to the cns, triggering a response.
This video introduces us to the central nervous system. Regulates heart rate bloodregulates heart rate, blood pressure, digestion, etc. Students will use this foundation to develop understanding of brain and nervous system health in their own. Sensory nerves send nerve impulse from the body to cns to effector organs. Gathers information from both inside and outside the body sensory function 2. Ependymal rosettes mimic the ependymal lining of the ventricle. What are the negative feedback loops in the autonomic division. To act as the windows of the insect by providing sensory input from the various sense organs, sensilla, receptors or better known as the affectors. Brackets divide the nervous system into certain categories, such as cranial nerves, cervical nerves, thoracic nerves, lumbar nerves, and sacral nerves. Our nervous system by seymour simon activity summary. When you practice something over and over, the messages travel from one nerve cell or neuron to another until connections are made, so you can do. Gathers information from both inside and outside the body sensory function.
Nervous system uses electrical signals nerve impulses. This document is highly rated by students and has been viewed 662 times. May 15, 2009 neurotransmitter in the autonomic nervous system. When too much csf accumulates in the skull, it can result in. The sympathetic nervous system is one of two main branches or subsystems of the autonomic nervous system, the physical system responsible for unconsciously maintaining bodily homeostasis and. Reabsorbed constantly by arachnoid mater and drained into veins. Central nervous system cns brain spinal cord peripheral nervous system pns sensory neuronsmotor neurons somatic nervous system. Divisions of the nervous system maintains homeostasis by controlling all of the systems of the body. Where are the neurons that make up the main two divisions of the nervous system located. Sympathetic system called thoracolumbar outflow arises from t1 l23 segment motor preganglionic fibres white rami communicantesarise from lateral grey column emerges through ventral rami and.
The central nervous system is made up of the brain and spinal cord. Sense organs are linked to the peripheral nervous system. Ppt human nervous system powerpoint presentation free. These are the very essence of our selves, yet they can be disastrously changed, and even completely erased, by disorders of the nervous system. Processes the information in the brain and spine integration function 4. To provide for feedback from various parts of the insect that then can impact the central nervous system 3. Petes powerpoint station is your destination for free powerpoint presentations for kids and teachers about human nervous system, and so much more. Its easy for young people to make brain connections strong and learn new things. I can describe the functions of the nervous system.
Perfect for medical demonstrations, the anatomy of human nervous system slide design for powerpoint contains creative powerpoint icons that can be copied and pasted onto other slide designs for. Explain the importance of being able to respond to environmental changes and coordinate behaviour. What is the function of the autonomic nervous system. Peripheral nervous system slides ppt presentation free download as powerpoint presentation. The nervous system functions of the nervous system 1. The nervous system the nervous system is very important in helpingto maintain the homeostasis balance of thehuman body. Kestner chapters 10 and 11 diseases and abnormal conditions symptoms vary but may include fever, extreme. Dec 03, 2012 this video introduces us to the central nervous system. A series of sensory receptors work with thenervous system to provide information aboutchanges in both the internal and externalenvironments. Sep 24, 2017 the nervous system is the master controlling and communicating system of the body. The pontine the laterodorsal ldt ch5 group, and pedunculopontine ppt ch6 group. The human nervous system is a complex ofinterconnected systems in which larger.
Anatomy of human nervous system slide design for powerpoint. Acetylcholine first isolated in 1914 by henry dale, otto loewi. Lesson 2 for coordination and control chapter in new aqa biology gcse. The nervous system is composed of two parts central nervous system consists of all neurons nerve cells located in the brain and spinal cord peripheral nervous system consists of all neurons nerve cells located outside the brain and spinal cord. Ppt version pdf version ding xue zhi agroecosystem. Jun 20, 2019 here in this post we are going to describe autonomic nervous system and then we would provide you with autonomic nervous system pdf that would help you to learn the topic in much great detail. The autonomic nervous system handout is designed to help clients understand their body sensations and reactions to stressful situations or events. Central nervous system copy austin community college. Ppt anatomy and physiology nervous system powerpoint. Identify the components of the meninges, grey and white matter. It gathers information from all over the body and coordinates activity.
They are groups of receptor cells responding to specific stimuli. Also i would provide you with autonomic nervous system ppt that you can download and use for your presentation. In the cns, acetylcholine and the associated neurons form a neurotransmihhlii hihditter system, the cholinergic system, which tends to cause excitatory actions. Without it, we not only have no senses and no ability to move. The nervous system pdf the nervous system pdf free download, the nervous system pdf, the nervous system ebook content in a series of intriguing essays ranging over terror, state fetishism, shamanic healing in latin america, homesickness, and the place of the tactile eye in both magic and modernity, anthropologist michael taussig puts into representational. More advanced students should be able to produce the data table on their own without. Nervous system central nervous system, ziser, lecture notes, 2006 6 system and frontal lobes of cerebrum much of the richness of your emotional life depends on these interactions all sensory impulses are shunted through the limbic system crude appreciation of some sensations eg.
1369 1005 398 254 239 612 324 503 606 238 1095 1012 309 896 32 1363 346 514 4 649 1424 673 1354 772 381 1471 1202 575 682 92