Physiology: Definition, History, and Types
Physiology Definition Physiology is the study of all the physical and chemical processes that take place in organisms in order for them to perform all …
Anatomy
Notochord: Definition, Structure, and Function
Notochord Definition The notochord is an elastic rod which extends through Chordate organisms, providing rigid support. In the more derived Chordates, the Vertebrates, the notochord …
Nervous Tissue: Definition, Types, and Function
Nervous Tissue Definition Nervous tissue is the term for groups of organized cells in the nervous system, which is the organ system that controls the …
Nephron: Definition, Function, and Structure
Nephron Definition A nephron is the basic unit of structure in the kidney. A nephron is used separate to water, ions and small molecules from …
Myofibril: Definition, Structure, and Function
Myofibril Definition A myofibril is a component of the animal skeletal muscle. Myofibrils are long filaments that run parallel to each other to form muscle …
Myelin Sheath: Definition and Function
Myelin Sheath Definition The myelin sheath is a fatty insulating later that surrounds the nerve cells of jawed vertebrates, or gnathostomes. All extant members of …
Muscle Tissue: Definition, Types, and Function
Muscle Tissue Definition Muscle tissue is a specialized tissue found in animals which functions by contracting, thereby applying forces to different parts of the body. …
Muscle Cell (Myocyte): Definition, Structure & Function
Muscle Cell Definition A muscle cell, known technically as a myocyte, is a specialized animal cell which can shorten its length using a series of …
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Muscle: Definition, Structure, and Function
Muscle Definition A muscle is a group of muscle tissues that contract together to produce a force. A muscle consists of fibers of muscle cells …
Lymph: Definition, Components, And Example
Lymph Definition Lymph is the fluid which travels throughout the lymphatic system in animals. It is different from blood, in that it comes from the …