chapter 7:1 basic structure of the human body – Flashcards
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the study of the form and structure of an organism is _________. The study of the processes of living organisms is ___________. the study of how disease occurs is _____________.
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anatomy physiology pathophysiology
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list four functions of cells
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1)take in food and oxygen 2)produce heat and energy 3)eliminate wastes 4)move and adapt to their environment
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what is the structure of a genome
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it consists of strings of DNA nucleotides
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what is the form of asexual reproduction used by cells?
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mitosis
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what condition results from an insufficient amount of tissue fluid?
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dehydration
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what condition results from an excess amount of tissue fluid?
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edema
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list four main types of tissues and state the function of each type.
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epithelial,connective,nerve,muscle epithelial-covers the surface of the body and is the main tissue in the skin. connective-supporting fabric of organs and other body parts nerve-controls and coordinates body activities muscle-produces power and movement by contraction of muscle fibers
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what is the proper name for fatty tissue?
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connective tissue
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list three functions of fatty tissue
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1)stores fat as food 2)help hold body structures together 3)shock absorber and allows for flexibility
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how does bone tissue differ from cartilage?
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bone has calcium,salts,nerves and blood vessels unlike cartilage.
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list three main types of muscle tissue and state the function of each type.
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skeletal,cardiac,and visceral. skeletal-attaches to the bones and provides for movement of the body cardiac-causes heart to beat visceral-present in the walls of the respiratory,digestive,urinary tact,and blood vessels
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when two or more tissues join together for a specific function they form a/an _________.Examples include ________,__________ and_________.
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organ the heart stomach lungs
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name ten body systems
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skeletal muscular nervous special senses circulatory integumentary lymphatic respiratory digestive urinary endocrine reproductive
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whats embryonic stem cell?
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Embryonic stem cells are stem cells derived from the undifferentiated inner mass cells of a human embryo
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what are adult stem cells?
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Adult stem cells are undifferentiated cells found throughout the body that divide to replenish dying cells and regenerate damaged tissues.
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what can make a stem cell unique?
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Stem cells are unspecialized. Unlike a red blood cell, which carries oxygen through the blood stream, or a muscle cell that works with other cells to produce movement, a stem cell does not have any specialized physiological properties.
