Term
| The fetal pig belongs to Class |
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Definition
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Term
| What characteristics to mammals share? |
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Definition
| Hair, specialized teeth, axial and appendicular skeleton, head, neck, trunk, tail, limbs, bilateral symmetry, four chambered heart |
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Term
| What is hair used for in mammals? |
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Definition
| warmth, protection, camouflage, signal distress |
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Definition
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Term
| What type of diet are pigs considered to be? |
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Definition
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Term
| What are the two parts of the skeleton and what does each contain? |
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Definition
axial (skull, vertebrae, sternum, ribs)
appendicular (pectoral and pelvic girdles, and appendages) |
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Term
| What are the two parts of the trunk? |
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Definition
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Term
| What is the purpose of the muscular diaphragm? |
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Definition
| aids in negative-pressure breathing and divides the thoracic and abdominal cavities |
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Term
| What is the purpose of the four-chambered heart? |
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Definition
| allows for double circulation of blood through two separate circuits |
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Term
| What are the two circuits of the heart? |
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Definition
| systemic circuit and pulmonary circuit |
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Term
| What is the function of the systemic circuit? |
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Definition
| runs throughout the body. Left atrium and left ventricle allow flow of blood |
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Term
| What is the function of the pulmonary circuit? |
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Definition
| runs through the lungs to obtain oxygen and dump waste (carbon dioxide). Right atrium and right ventricle allow blood flow |
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Term
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Definition
| ability to generate heat within the body |
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Term
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Definition
| ability to maintain a constant and consistent internal temp |
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Term
| What is bilateral symmetry? |
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Definition
| animal can be divided into an equal mirror image (sagittal plane) |
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Term
| What is the purpose of streak plate technique? |
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Definition
| to grow and isolate colonies of bacteria for observation |
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Term
| How do you make a streak plate? |
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Definition
Sample of bacteria is taken and swabbed onto agar in a petri dish which allows the bacteria to grow.
The petri dish is sealed and put in the incubator overnight. |
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Term
| What types of staining did we do? |
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Definition
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Term
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Definition
draw circle on glass slide
place drop of water in center
flame the metal loop to clean
place loop in bacteria sample and spread throughout the water
fix the slide by running it over flame
place slide in stain |
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Term
| How do you negative stain? |
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Definition
place drop of red congo dye in middle of drawn circle on slide
obtain bacteria and smear throughout the circle
observe |
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Term
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Definition
| it is a quick examination; the dye does not penetrate the cell; little cell distortion - accurate interpretation |
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Term
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Definition
| allows us to view bacteria we would otherwise be unable to see |
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Term
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Definition
Prepare mixed smear slide (simple stain technique)
place in crystal violet for 60 seconds, rinse
place in 95% ethyl alcohol for 30 seconds, blot
place in safranin for 10 seconds
wash and blot |
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Term
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Definition
| determines bacteria to be gram positive or gram negative |
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