Physiology Archive

Types of Nerve Fibres and their Functions – Local and General Anaesthesia

Action and Functions of Nerve Fibres is very important in understanding their action and the use of Local and General Anaesthetics in controlling Pain, Proprioception, Touch and Pressure. Each Nerve Fibre has a specific function and the Anaesthetic agents should be such that they act on those nerve fibres to get the desired effect. It is important to note [&hellip

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Taste perception by different papilla and taste buds and the nerves associated

Taste perception by tongue is possible with the help of taste buds present in the papilla present on surface of tongue, all but filliform papilla contain taste buds. It was first described by Harvard Psychologist D.P Hanig in a German paper (Zur Psychophysik des Geschmackssinnes) about the location of different types of taste perception on [&hellip

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Cell Components and Functions of Cell Organelles

A Cell is the smallest structural and functional unit of the body. Which is the Basis of all the functions of the body. A Cell is made up of majorly 2 components: Central nucleus surrounded by Nuclear membrane Cytoplasm covered by Plasma membrane containing Cytoplasmic Organelles Cell components and their Functions: Plasma Membrane: Main function [&hellip

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What are the 13 Blood Coagulation Factors

Blood Coagulation Factors are  the natural coagulants which maintain the flow of blood in the body and also make sure coagulation takes place in case of any injury. Factor I = Fibrinogen Factor II = Prothrombin Factor III = Tissue Thromboplastin Factor IV = Calcium Factor V = Proaccelerin, Labile factor Factor VI – Accelerin [&hellip

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What is the Amount of Saliva Produced from different Salivary Glands

The Quantity of Saliva produced from different Salivary Glands varies from person to person but on an average, the amount of saliva produced by each salivary gland is calculated and has been mentioned here.  Human saliva is 98% water and 2% of other components like Electrolytes, Mucus, Antibacterial compounds and various digestive enzymes which breakdown food [&hellip

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Leukaemia

Leukaemia also known as Blood Cancer is charecterized by abnormal increase in the number of Leucocytes which are also known as the White blood cells, due to the increased proliferaton of these cells. Classification of Leukaemia: Acute Chronic The Acute and Chronic are further Classified as Acute: Lymphoid (Lymphoblastic) Myeloid (Myelogenous) Chronic: Lymphoid (Lymphocytic) Myeloid [&hellip

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Anemia

Anemia is defined as the condition in which the level of Red Blood Cells (RBC)  or the Haemoglobing levels are below their normal values, sometimes it also includes the decrease in the ability of the RBS to carry Oxygen due to Deformity in shape (Sickle Cell Anemia) or due to decrease in number of the [&hellip

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Hypoxia

Hypoxia means the lack of Oxygen supply to the tissue. Hypoxia is classified4 types on how it develops into a pathological condition: Hypoxic hypoxia: It is the condition where there is poor availability of Oxygen to the pulmonary tissues. Anemic Hypoxia: It is the condition of Hypoxia based on the Quantitative availability of Haemoglobin and [&hellip

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Deglutition or Swallowing

Deglutition is also known as ‘Swallowing’,  it is the process by which the food taken passing through the oral cavity into the Gastrointestinal tract. The Number of times a person or individual swallows per day: 600 times Deglutition is divided into 3 stages: Oral stage Pharyngeal stage Esophageal stage. The stages are divided into Voluntary [&hellip

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Physiology

Human Physiology is the study of the normal functioning of the human body which are mechanical, physical and chemical modalities of the human body, which is functioning normally without any Disease or Abnormality. It includes the study of the individual organs and their normal functions under normal conditions. Anatomy and Physiology are closely related, Anatomy [&hellip

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