Sourav Bio 
What is Integument? Advertisements The integument refers to the outermost covering of the body in animals, which includes the skin and its associated structures. The skin is the largest organ of the body and serves as a protective barrier between the internal organs and the external environment. In addition to the skin, the integument includes … Read more
What is Hypothalamus? Definition of Hypothalamus Advertisements The hypothalamus is a small region of the brain located below the thalamus. It serves as a crucial link between the nervous system and the endocrine system, regulating various metabolic processes and controlling activities such as body temperature, hunger, thirst, sleep, and emotional behavior. Embryological development of the … Read more
What is a Signal Transduction Pathway? Definition of Signal Transduction Pathway Advertisements A signal transduction pathway is a series of molecular events inside a cell that converts an external signal into a specific cellular response. Components of signal transduction Signal transduction involves several key components that are common in both plants and animals. These components … Read more
What is Hormone? Endocrine Glands and Their Major Hormones Endocrine gland Associated hormones Chemical class Effect Pituitary (anterior) Growth hormone (GH) Peptide Promotes growth of body tissues Pituitary (anterior) Prolactin (PRL) Peptide Promotes milk production Pituitary (anterior) Thyroid-stimulating hormone (TSH) Peptide Stimulates thyroid hormone release Pituitary (anterior) Adrenocorticotropic hormone (ACTH) Peptide Stimulates hormone release by … Read more
What is Endocrine System? Definition of Endocrine System Advertisements The endocrine system is a network of glands that release hormones into the bloodstream to regulate various functions and maintain balance within the body. Structure of Endocrine System Development of Endocrine Gland Classification of Endocrine Glands The classification of endocrine glands can be based on different … Read more
What is Puberty? Definition of Puberty Advertisements Puberty is the natural process of physical changes during which a child’s body develops into an adult body capable of sexual reproduction. Effects of early and late puberty onset The effects of early and late puberty onset can have significant implications for both girls and boys. Here’s a … Read more
Advertisements Muscle twitch, the brief and transient contraction of a muscle fiber, is a fundamental event in muscle physiology. Understanding the characteristics of muscle twitches provides insights into the intricate mechanisms that govern muscle function. This article delves into the key aspects of muscle twitch, focusing on motor units, summation, and tetanus. Muscle twitches are … Read more
What is skeletal muscle? Definition of skeletal muscle Advertisements Skeletal muscle is a type of voluntary muscle tissue that is attached to the bones and responsible for movement and various bodily functions. Properties Of Skeletal Muscle Skeletal muscles possess several important properties that contribute to their function and enable them to perform various tasks: These … Read more
What is Eye? Definition of Eye Advertisements The eye is an organ of the visual system that detects light and enables organisms to see by converting light into electrical signals that are sent to the brain for processing. Anatomy Of Eye – Structure of Eye The eye is typically round in shape, but it appears … Read more
What is Ear? Definition of Ear Advertisements The ear is a sensory organ responsible for hearing and maintaining balance in the body. It consists of the outer ear, middle ear, and inner ear, and it converts sound waves into electrical signals that can be interpreted by the brain. Anatomy of Ear – Structure of Ear … Read more
What is Reflex Action? Definition of Reflex Action Advertisements Reflex action is an automatic and rapid response to a stimulus that occurs without conscious control or thought. It involves the activation of sensory neurons, interneurons, and motor neurons to produce a quick and stereotyped response, often for the purpose of self-preservation or protection. Types of … Read more
What is Neuromuscular junction? Definition of Neuromuscular junction Advertisements A neuromuscular junction is a specialized connection between a motor neuron and a muscle fiber, where signals from the nervous system are transmitted to the muscle, resulting in muscle contraction. Structure of a Neuromuscular Junction The structure of Neuromuscular junction can be broadly divided into three … Read more
What is Synapse? Definition of Synapse Advertisements A synapse is a junction or connection between two neurons or a neuron and a target cell, allowing the transmission of electrical or chemical signals. Synapse and Neurotransmitters Synapses and neurotransmitters play a crucial role in neuronal communication. Neurotransmitters are chemicals that are released from neurons in response … Read more
Advertisements The nervous system relies on neurons to carry out various functions, ranging from basic motor reflexes to complex processes such as memory formation and decision-making. Unlike human communication through words and body language, neurons communicate through electrical and chemical signals. Similar to a committee member, a single neuron typically integrates and processes information from … Read more
What is Neuron? Definition of Neuron Advertisements A neuron is a specialized cell in the nervous system that receives, processes, and transmits information through electrical and chemical signals. How Do Neurons Work? Neurons are the basic functional units of the nervous system, responsible for transmitting nerve impulses and facilitating communication between different parts of the … Read more
What is Nervous System? Definition of Nervous System Advertisements The nervous system is a complex network of cells and tissues that coordinates and regulates the activities of an organism by transmitting electrical signals between different parts of the body. Cells of the Nervous System Neurones Glial Cells Astrocytes Oligodendrocytes Microglia Ependymal cells Nervous System Structure … Read more
What is Ossification? Definition of Ossification Advertisements Ossification, also known as osteogenesis, is the process of bone formation, where mesenchymal cells differentiate into osteoblasts that lay down new bone tissue. There are two types of ossification: intramembranous, which directly converts mesenchymal tissue into bone, and endochondral, which involves the transformation of mesenchymal tissue into a … Read more
What is Elastic Cartilage? Definition of Elastic Cartilage Advertisements Elastic cartilage is a specialized type of connective tissue characterized by its yellowish appearance and high content of elastic fibers. It is found in body organs that require flexibility and shape maintenance, such as the external ear, epiglottis, and eustachian tube. Elastic cartilage provides strength and … Read more
Advertisements Bones and cartilage are two essential components of the skeletal system in vertebrates, providing structure, support, and protection to the body. While both bones and cartilage contribute to the framework of the body, they differ significantly in their composition, physical structure, cellular makeup, and functions. Understanding the differences between bones and cartilage is crucial … Read more
What is Hyaline cartilage? Characteristics of Hyaline cartilage Advertisements The characteristics of hyaline cartilage make it well-suited for its various functions, including providing structural support, reducing friction between joint surfaces, facilitating smooth movement, and aiding in the growth and development of skeletal elements. What is Elastic cartilage? Elastic cartilage is a type of connective tissue … Read more
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