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| study of function ( Greek-“relationship to nature”) |
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| state of equilibrium in which the internal environment of the body remains in normal range. |
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| protect tissues, regulates body temperature, support sensory receptors. Major Organs: skin, hair, nails, sweat glands, sebaceous glands |
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| the study of the structure of the human body. ( Greek- “a cutting up”) |
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| provide framework, protect soft tissues, provide attachments for muscles, and produce blood cells, store inorganic salts. Major Organs: bones, ligaments, cartilages |
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| cause movements, maintains posture, produce heat. Major Organ: muscle |
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| detect changes, receive and interpret sensory information, stimulate muscles and glands. Major Organs: brain, spinal cord, nerves, sense organs |
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| control metabolic activities of body structures. Major Organs: pituitary glands, thyroid gland, parathyroid glands, adrenal glands, pancreas, ovaries, testes, pineal gland and thymus. |
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| move blood through blood vessels and transport substances throughout the body. Major Organs: heart, arteries, capillaries, veins |
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| return tissue fluid to the blood, carry certain absorbed food molecules, and defend the body against infection. Major Organs: lymphatic vessels, thymus, lymph nodes |
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| receive, break down, and absorb food; eliminate unabsorbed material. Major Organs: mouth, tongue, salivary glands, pharynx, esophagus, stomach, liver, gallbladder, pancreas, small intestines and large intestines. |
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| intake and output of air; exchange of gasses between air and blood. Major Organs: nasal cavity, pharynx, larynx, trachea, bronchi, lungs |
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| remove wastes from blood, maintain water and electrolyte balance, store and transport urine. Major Organs: kidneys, ureters, urinary bladder, urethra |
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Male: produce and maintain sperm cells, transfer sperm cells into female reproductive tract. Major Organs: scrotum, testes, epididymides, ductus deferencia, seminal vesicles, prospate gland, bulbourethral glands, urethra, penis.
Female – produce and maintain egg cells, receive sperm cells, support development of an embryo and function in birth process. Major Organs: ovaries, uterine tubes, uterus, vagina, clitoris, vulva. |
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| an increase in body size; no growth in shape. |
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| secretes hormones directly into blood. |
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| Requirements for maintenance of life |
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Definition
• Water
most abundant substance in the body
required for metabolic processes
required for transport of substances
regulates body temperature
• Food
provides necessary nutrients
supplies energy
supplies raw materials
• Oxygen (gas)
One-fifth of air
Used to release energy from nutrients
• Heat
Form energy
Partly controls rate of metabolic reactions
• Pressure
Application of force an object
Atmospheric pressure – important for breathing
Hydrostatic pressure – keeps blood flowing |
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