Anatomy of the Respiratory System Nose and Nasal Cavity The nose and nasal cavity form the main external opening for the respiratory system and are the first section of the body’s airway—the respiratory tract through which air moves. The nose is a structure of the face made of cartilage‚ bone‚ muscle‚ and skin that supports and protects the anterior portion of the nasal cavity. The nasal cavity is a hollow space within the nose and skull that is lined with hairs and mucus membrane. The function
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The respiratory system is composed of the nasal cavity‚ nostril‚ oral cavity‚ pharynx‚ larynx‚ trachea‚ carina of trachea‚ right main bronchus‚ right lung‚ left main bronchus‚ left lung‚ and diaphragm. These major organs collectively work together to give the body oxygen and eliminate carbon dioxide as we breathe. In order for the respiratory system to be fully capable of function‚ four procedures (pulmonary ventilation‚ external respiration‚ transport of respiratory gases‚ internal respiration)
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The nervous system is one of the smallest yet one of the‚ if not the most‚ complex systems in the human body. It can be broken down into two main subdivisions‚ the central nervous system (CNS) and the peripheral nervous system (PNS). The central nervous system contains about 85 billion neurons and includes the spinal cord and brain. It is considered the control center of the body and processes all types of incoming sensory information. The peripheral nervous system is composed of all the other tissue
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Autonomic nervous system The autonomic nervous system (ANS or visceral nervous system) is the part of the peripheral nervous system that acts as a control system functioning largely below the level of consciousness‚ and controls visceral functions. The ANS affects heart rate‚ digestion‚ respiration rate‚ salivation‚ perspiration‚ diameter of the pupils‚ micturition (urination)‚ and sexual arousal. Whereas most of its actions are involuntary‚ some‚ such as breathing‚ work in tandem with the conscious
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Written by Ann Pietrangelo | Published on August 25‚ 2014 Medically Reviewed by George Krucik‚ MD‚ MBA on August 25‚ 2014 952 THE EFFECTS OF SMOKING ON THE BODY No matter how you smoke it‚ tobacco is dangerous to your health and affects your entire body. Image Mood Stimulation Poor Vision Anxiety and Irritability Another Cold‚ Another Flu Lung Cancer Constricted Blood Vessels High Cholesterol Heart Disease Stained Teeth Smelly Hair Diabetes Complications Erectile Dysfunction Early Menopause
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Alexis Garcia Chapter 6-Bones and Skeletal Tissue For this assignment‚ please read the chapter and answer the questions below. Please type your answers in red or blue color. Please note that points may be deducted if answers are not submitted in these colors. Type your answer in the spaces provided below: Skeletal System: Describe each of the following functions of the Skeletal System I. support- Provides framework that supports the body and cradles its soft organs. II. protection-
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Hannah Loback Muscle Essay The muscular system is a network of tissues that controls movement of the human body. Attached to the skeletal system are a multitude of muscles consisting of tissues‚ blood vessels‚ tendons‚ and nerves. Muscles are a bundle of fibrous tissue in the body that have the ability to contract‚ thus producing movement and maintenance of body parts. Without this system the ability to function and maintain a healthy lifestyle would be impossible. Correct posture‚ locomotion‚ and
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CU2624 1.1 Identify current legislation‚ guidelines‚ policies and protocols relevant to the administration of medication. The Medicines Act 1968 is an Act of Parliament of the United Kingdom. It governs the control of medicines for human use and for veterinary use‚ which includes the manufacture and supply of medicines. The Act defines three categories of medicine: prescription only medicines)‚ which are available only from a pharmacist if prescribed by an appropriate practitioner; pharmacy medicines
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Human Body Systems Human Body Organization The Human Body is composed of Organ Systems are composed of Organs are composed of Tissues are composed of Cells DIGESTIVE SYSTEM is a body system made up of digestive tract and glands responsible for digestion of food. Functions of Digestive System: Digestion of food. Breaking down of chunks of food into bits. Absorption of food nutrients. Excretion of undigested food. PARTS OF DIGESTIVE SYSTEM. Digestive Glands Salivary Gland –
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goes through many changes‚ physical things such as the persons respiratory‚ cardiovascular‚ nervous‚ muscular-skeletal‚ endocrine system and the persons skin are affected. An ageing person will also experience changes psychologically‚ things such as the risk of mental illness increases with age. And physically‚ for example decreased eyesight and hearing abilities. Some of the physical effects of ageing in an individual can be loss of fat‚ due to the breakdown of their muscle mass‚ and decreased collagen
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