Crucial Role of Tissues in Human Anatomy and Physiology

Hicks Vanda, Department of Pathology, University of Bern, Bern, Switzerland, Email: vandah@gmail.edu

Received: 03-Apr-2023, Manuscript No. EJMJIH-23-94024; Editor assigned: 05-Apr-2023, Pre QC No. EJMJIH-23-94024 (PQ); Reviewed: 19-Apr-2023, QC No. EJMJIH-23-94024; Revised: 26-Apr-2023, Manuscript No. EJMJIH-23-94024(R); Published: 03-May-2023

Description

Tissues are one of the fundamental building blocks of all living organisms, ranging from the simplest unicellular organisms to the most complex multicellular organisms. They are specialized groups of cells that work together to perform a particular function or set Explore the different types of tissues, their functions, and their importance in the human body [1].

Types of tissues

Epithelial tissue: This type of tissue covers the surface of the body, lines internal organs and cavities, and forms glands. It is in charge of absorption, secretion, and protection [2-4]. Epithelial tissues are classified into different types based on their shape and arrangement of cells, such as squamous, cuboidal, and columnar epithelia.

Connective tissue: Connective tissue connects, supports, and anchors different parts of the body. It is composed of cells, fibers, and a ground substance that binds them together. Examples of connective tissue include bone, cartilage, adipose tissue, and blood.

Muscle tissue: In the body, muscle tissue produces force and allows for movement. The muscle fibres that make up its structure are specialised cells that contract and relax in response to neurological input. Cardiac, smooth, and skeletal muscles are the three different forms of muscular tissue [5].

Nervous tissue: Information in the body is sent and processed by nervous tissue. It is composed of specialised cells called neurons that exchange electrical and chemical messages with one another. The brain, spinal cord, and nerves are all composed of nervous tissue [6].

Functions of tissues

Each type of tissue has a specific set of functions that contribute to the overall functioning of the body. Some of these functions include:

Protection: Epithelial tissues protect the body from external and internal damage, such as injury, infection, and dehydration [7].

Support: Connective tissues provide support to the body’s structures, such as bones and cartilage, and also help anchor organs in place.

Movement: Muscle tissue enables movement and locomotion of the body, including the contraction of the heart, movement of limbs, and breathing.

Secretion: Epithelial tissues form glands that secrete hormones, enzymes, and other substances that regulate bodily functions.

Absorption: Epithelial tissues lining the digestive tract absorb nutrients and water from food and transport them to the bloodstream.

Sensation: Nervous tissue enables the body to detect and respond to stimuli, such as touch, temperature, and pain.

Importance of tissues in the human body

Tissues play a crucial role in maintaining the overall health and functioning of the human body. Some of the key reasons why tissues are important include:

Structural integrity: Tissues provide the structural framework and support necessary for the body to maintain its shape and integrity [8].

Organ function: Tissues make up the various organs in the body, and their proper functioning is necessary for the organs to perform their respective functions.

Protection: Epithelial tissues protect the body from external and internal damage, such as injury and infection

Repair and regeneration: Tissues are capable of repairing and regenerating themselves in response to damage or injury, allowing the body to recover from injuries and maintain its proper functioning.

Communication: Nervous tissue enables the body to communicate and coordinate its functions, allowing for complex processes such as movement and thought.

Homeostasis: Tissues play a crucial role in maintaining the body’s internal environment, including temperature, pH, and nutrient balance.

References

1. Allen TD, Potten CS. Significance of cell shape in tissue architecture. Nature 1976;264: 545-547.

   [Google Scholar] [PubMed]

2. Alt S, Ganguly P, Salbreux G. Vertex models: From cell mechanics to tissue morphogenesis. Philos Trans R Soc Lond B Biol Sci 2017;372: 20150520.

   [Google Scholar] [PubMed]

3. Bi D, Lopez JH, Schwarz JM, Manning, ML. Energy barriers and cell migration in densely packed tissues. Soft Matter 2014;10: 1885-1890.

   [Google Scholar] [PubMed]

4. Curran S, Strandkvist C, Bathmann J, de Gennes M, Kabla A, Salbreux G, et al. Myosin II controls junction fluctuations to guide epithelial tissue ordering. Dev Cell 2017;43: 480-492.

   [Google Scholar] [PubMed]

5. Escudero LM, da F Costa L, Kicheva A, Briscoe J, Freeman M, Babu MM. Epithelial organisation revealed by a network of cellular contacts. Nat Commun2011;2: 526.

   [Google Scholar] [PubMed]

6. Kim M, Bi XH, Horton E, Spencer RG, Camacho NP. Fourier transform infrared imaging spectroscopic analysis of tissue engineered cartilage: Histologic and biochemical correlations. J Biomed Opt 2005;10: 031105.

   [Google Scholar] [PubMed]

7. Hanifi A, McCarthy H, Roberts S, Pleshko N. Fourier Transform infrared imaging and infrared fiber optic probe spectroscopy identify collagen type in connective tissues. PLoS ONE 2013;8: e64822.

   [Google Scholar] [PubMed]

8. Byrne HJ, Knief P, Keating ME, Bonnier F. Spectral pre and post processing for infrared and Raman spectroscopy of biological tissues and cells. Chem Soc Rev 2016;45: 1865–1878.

   [Google Scholar] [PubMed]

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