The following points highlight the five types of human lymphatic system. The types are: 1. Lymph 2. Lymphatic Capillaries 3. Lymphatic Vessels 4. Thoracic Duct 5. Right Lymphatic Duct. Type # 1. Lymph: This colourless fluid is a part of the tissue fluid, which in turn, is a part of blood plasma. So the composition […]
The neural system is the control system of the body which consists of highly specialized cells called neurons. The neurons detect and receive information from different sense organs (receptors) in the form of stimuli and transmit the stimuli to the central neural system (CNS) through sensory nerve fibres. The central neural system is composed of […]
In this article we will discuss about the structure and functions of human ear. Structure of Ear: Each ear consists of three portions: (i) External ear, (ii) Middle ear and (iii) Internal ear. 1. External Ear: It comprises a pinna, external auditory meatus (canal) & tympanic membrane. (i) Pinna: The pinna is a projecting elastic […]
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