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Muscle Cell – Definition, Structure, Functions, Examples

Muscle Cell - Definition, Structure, Functions, Examples

What is Muscle Cell? Definition of Muscle Cell A muscle cell, or myocyte, is a specialized animal cell designed for contraction, facilitated by organized motor proteins, primarily actin and myosin. These cells can be found in various forms, including skeletal, cardiac, and smooth muscle tissues, each serving distinct functions within the body. Structure of Muscle … Read more

Hyaline Casts in Urine – Types, Morphology, Clinical Significance

Hyaline Casts in Urine: Types, Morphology, Clinical Significance

Urinary casts are small, cylinder-shaped, tube-shaped particles that can be detected by a microscopic analysis of urine. Casts are the only kidney-specific components discovered in the urine sediment. It is believed that Tamm-Horsfall mucoprotein (uromodulin) released by renal tubular epithelial cells forms the fundamental matrix of all casts. Any components present in the tube filtrate, … Read more

Human Male Reproductive System – Organs, Structure, Functions

Human Male Reproductive System Organs, Structure, Functions

The male reproductive system includes a number of hormones and organs that are involved in reproduction. These hormones and organs can be found either inside or outside of the pelvis. Organs of the Male Reproductive System External male reproductive structures: Internal male reproductive organs: External male reproductive structures The scrotum contains the testes, epididymides and … Read more

Hypothalamus – Definition, Structure, Functions

Hypothalamus

What is Hypothalamus? Definition of Hypothalamus 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 hypothalamus … Read more

Skeletal System – Definition, Types, Anatomy, Functions

Skeletal System - Definition, Types, Anatomy, Functions

What is Skeletal system? Definition of Skeletal system The skeletal system is the framework of bones, joints, and cartilages that provides support, protection, and facilitates movement in the human body. Types of Skeletal Systems There are three main types of skeletal systems found in different organisms: hydrostatic skeleton, exoskeleton, and endoskeleton. Each type of skeletal … Read more

Ultra structure of skeletal muscle – Definition, Functions

Ultra structure of skeletal muscle - Definition, Functions

What is skeletal muscle? Definition of skeletal muscle 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 properties … Read more

Characteristics of Muscle Twitch – Motor Unit, Summation and Tetanus

Characteristics of Muscle Twitch - Motor Unit, Summation and Tetanus

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 initiated … Read more

Endocrine System – Definition, Classification, Functions and Endocrine glands

Endocrine System - Definition, Classification, Functions and Endocrine glands

What is Endocrine System? Definition of Endocrine System 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 criteria, … Read more

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