anatomy
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36 terms
Terms | Definitions |
|---|---|
 lymphatic pathways | runs parallel but unidirectional toward the blood strea, |
| lymphatic capillaries | microscopic closed ended tubes interstitial spaces of most tissues |
| lymph | tissue fluid that has entered a lymphatic capillary. similar to the plasma |
| lymph formation | dependent on tissue fluid formation. increasing hydrostatic pressure. prevents edma. |
| lymph vessels | endothelial lining (inner) smooth muscle (middle) connective tissue (outter) |
| lymph nodes | lymph is filtered from harmful particles |
| lymphatic trunks | drain lymph from the vessels |
| right lymphatic duct | drains from the upper right side of the body |
| thoracic duct | drains from the rest of the body |
| thymus | large in children small in adults site of T lymphocyte secretes thymosins |
| spleen | largest lymphatic organ sinuses filled with blood |
| white pulp | lymphocytes |
| red pulp | red blood cells lymphocytes macrophages |
| ingestion | bringing food into the body |
| mechanical digestion | physically breaking the food into smaller pieces |
| chemical digestion | breaking the food into smaller units using chemicals called enzymes |
| propulsion | moving the food through the digestive tract |
| absorption | moving nutrients from the digestive tract to the blood |
| defecation | collection of waste products to exit the body in the form of feces |
| mouth | ingestion mechanical digestion prepares food for chemical digestion |
| tongue | moves food around the mouth. helps with taste and speech |
| palate | roof of oral cavitiy. keeps food out of the nasal cavity. |
| parotid glands | produce thing watery fluid full of enzymes thats breaks down sugar |
| pharynx | propels food into the esophagus |
| pancreas | produces digestive enzymes and an alkaline fluid |
| small intestine | dudenum jejunum ileum |
| large intestine | absorbs water forms feces |
| respiration | prcess of exchaning gases between the atmosphere and body cells |
| ventilation | the movement of air in and out of the lungs |
| external respiration | exchange of gases between lungs and blood stream |
| transport | movement of gas via blood |
| internal respiration | exchange of gases between blood and cells |
| cellular respiration | using oxygen to convert glucose into ATP |
| sinuses | reduce the weight of the skulls |
| trachea | directs air down the lungs |
| alveolar pores | allow air to pass from one alveolus to another |
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