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40 Cards in this Set
- Front
- Back
- 3rd side (hint)
Sensors |
Gather information about conditions inside and outside of the body. |
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Control center |
Compares information with the set points at which the body functions best |
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Targets |
Organs,tissues, or cells that changes its activity in response to a message |
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Communication system |
Nervouse system and endocrine system carry messages throughout the body |
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Skin |
Absorbs ultraviolet light from the sun and produces an inactive form of vitamin D |
Organ |
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Liver |
Changes the inactive form to an intermediate compound |
Organ |
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Kidneys |
Converts the intermediate compound into vitamin D |
Organ |
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Vitamin D works with hormones to regulate levels of _______ and ________ required for healthy bones. |
Calcium,phosphorus |
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Negative feedback |
Counteracts(acts against) a change in a way that helps bring the body back to normal. Ex: Breathing faster while running to keep oxygen moving into muscle cells. |
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Positive feedback |
Increases change in a way that enables the body to accomplish a specific task.Ex: blood clotting to begin healing a wound |
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Superior or cranial |
Towards the head; upper,top,above. |
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Inferior or caudal |
Away from the head;lower,bottom,below. |
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Anterior or ventral |
Front |
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Posterior or dorsal |
Back |
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Medial |
Towards the midline of the body;middle. |
Median > middle |
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Lateral |
Away from the midline of the body;towards the side. |
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Proximal |
Toward or nearest the trunk (chest and abdomen), or the point of origin of a part |
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Distal |
Away from or farthest from the trunk or the point of origin of a part |
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Frontal plane |
Vertical line running fron side to side;dividing the body into anterior (front ) and posterior (back) parts. |
Also known as the Coronal plane |
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Lateral plane (sagittal plane) |
Vertical plane running front front to back;dividing the body into left and right sides |
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Transverse plane (axial plane) |
Horizontal plane;divides the body or any parts into superior (upper) and inferior (lower) parts |
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Thoracic cavity |
Contains the heart,lungs,trachea,esophagus,large blood vessels,and nerves. |
Chest cavity. Remember the 2 "c's" |
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Abdominal and pelvic cavity |
Lower part of the ventral (abdominopelvic) cavity, that's divided into two portions: abdominal portion ans pelvic portion. |
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Dorsal cavity |
The smaller of the two main cavities. Contains organs lying more posterior in the body |
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Homeostasis |
Involves keeping the internal environment within set range. |
Sweat cools the body.Goosebumps warm the body. |
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Specialized cells in multicullular organisms arise from the zygotr |
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Two main body cavities |
Ventral (front;neck to waist),dorsal (back;skull to waist) |
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Types if tissue |
Epithelial tissue,connective tissue,muscle tissue,nervous tissue |
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Circulatory function |
Transports oxygen,nutrients,wastes;helps regulate body temperature;collects fluid lost from blood vessels and returns it to circulatory system |
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Digestive function |
Breaks down and absorbs nutrients,salts,water,eliminates some water |
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Endocrine function |
Influences growth,development,metabolism;helps maintain homeostasis |
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Excretory |
Eliminates waste products;helps maintain homeostasis |
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Immune function |
Protects against disease; stores and generates white blood cells |
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Intergumentary function |
Acts as a barrier against infection,injury,UV radiation;helps regulate body temperature |
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Muscular function |
Produces voluntary and involuntary movements;helps to circulate blood and move food through digestive system |
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Nervous function |
Regulates body's response to changes in internal and external environment; processes information |
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Reproductive function |
Produces reproductive cells; in females,provides environment for embryo |
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Respiratory function |
Brings in O2 for cells;expels CO2 and water vapor |
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Skeletal functions |
Supports and protects vital organs,allows movement, stores minerals;serves as the site for red blood cell production
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Thermoregulation |
Process maintaining a steady body temperature under various conditions |
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