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Basic Structure of the Human Body

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Anatomy
The study of the form and structure of an organism.
Physiology
The study of the processes of living organisms, or why and how they work
Pathophysiology
The study of how disease occurs and the responses of living organisms to disease processes.
Protoplasm
The basic substance of all life.
Cell
The basic unit of structure and function in all living things.
Cell membrane
The outer protective covering of the cell.
Cytoplasm
A semi-fluid inside the cell.
Organelles
Or cell structure that helps a cell to function, are located in the cytoplasm.
Nucleus
A mass in the cytoplasm often called the brain
Nucleolus
Located inside the nucleus, and important in cell reproduction.
Chromatin
Located in the nucleus and made of deoxyribonucleic acid (DNA) and protein,
Centrosome
Located in the cytoplasm and near the nucleus.
Mitochondria
Rod-shaped organelles located throughout the ctyoplasm.
Golgi apparatus
A stack of membrane layers located in the cytoplasm.
Endoplasmic Reticulum
A fine network of tubular structures located in the cytoplasm.
Lysosomes
Oval or round bodies found throughout the cytoplasm.
Pinocytic Vesicles
Pocketlike folds in the cell membrane
Mitosis
A form of asexual reproduction by which cells divide into two identical cells.
Meiosis
The process of cell division that occurs in gametes, or sex cells (ovum and spermatozoa.
Tissue
A group of similar cells that join together to perform a particular function.
Dehydration
Insufficient amounts of fluid in the tissues.
Edema
Swelling; excess amount of fluid in the tissues.
Epithelial Tissue
Tissue that forms the skin and parts of the secreting glands, and that lines the body cavities.
Connective Tissue
Body tissue that connects, supports, or binds body organs.
Nerve Tissue
Body tissue that conducts or transmits impulses throughout the body.
Muscle tissue
Body tissue composed of fibers that produce movement.
Organ
Body part made of tissues that have joined together to perform a special function.
System
A group of organs and other parts that work together to perform a certian function.