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23 Cards in this Set
- Front
- Back
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Vertebral formula of the pig
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C7
T14/15 L6/7 S4 Cd20-23 |
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How many teeth does an adult pig have?
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Full permanent mammalian dentition (44 total): 3 incisors, 1 canine, 4 premolars, 3 molars
Canines continually grow in males |
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What are "needle teeth"?
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Right/left incisor 3 and canine 1 on the upper and lower arcades
May be clipped at birth |
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When do permanent teeth begin to erupt?
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5-6 months
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What is the dorsal pouch off the esophagus that pigs have?
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Pharyngeal diverticulum
Avoid when medicating with a dose syringe! |
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Where is the heart located?
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Between the 2nd through 5th ribs
Covered by thoracic limb and triceps brachii m. in standing animal |
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What is the tracheal bronchus? What does it do?
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Additional branch of trachea cranial to the tracheal bifurcation that functions to ventilate the cranial lobe of the right lung
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What are the weight-bearing digits?
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Digits 3 and 4
Connected by interdigital ligaments |
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Where is the cecum located?
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To the left of the median plane, against the dorsal portion of the left flank
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Describe the loops in the spiral colon.
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Internal loops are smooth and directed centrifugally
External loops are sacculated and in centripetal turns |
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Where are the kidneys?
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Ventral to L1-L4 vertebrae
Typically parallel, though left kidney may be more cranial Embedded in fat |
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What accessory sex glands does the pig have?
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1. Vesicular glands: large and lobulated, dorsal to the neck of the urinary bladder
2. Prostate gland: small, irregular shape with a small body and large disseminate structure in the pelvic urethral wall 3. Bulbourethral glands: large and long, they extend cranially to contact pole of the vesicular glands. The dorsal surface is covered by the bulboglandularis m. which aids in empyting of glands |
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What is the preputial diverticulum?
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A dorsal outpocketing of the prepuce that can accumulate debris, semen, and bacteria
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How many pairs of mammary glands do pigs have?
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6-7 pairs
Each teat has two orifices, each with its own lactiferous duct system |
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The vulva slants in what direction?
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Caudoventrally
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The ____ vein is sometimes used for intravenous injections or collection of small amounts of blood
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lateral auricular
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The ____ is the most movable part of the pig’s muzzle and it is supported by the ____ bone which lies against the rostral end of the nasal septum.
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rostrum/snout
rostral |
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The pig has ____ complete digits (digits two – five), each composed of three phalanges. Digits ____ are weight bearing.
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four
3 and 4 |
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The ____ nasal concha extends from the ethomoid turbinates to the rostral bone.
The ____ nasal concha is large and fills most of the nasal cavity. It consist of several ‘scrolls’ when seen in the transverse plane. |
dorsal
ventral |
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The principle tonsils in the pig are the ____. They are located at the rostral end of the ____.
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tonsils of the soft palate
soft palate |
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The ____ vein is the most common site for drawing blood in the pig.
Explain how this is done. |
external jugular vein
A line is drawn connecting both shoulder joints and the manubrium. A second line is drawn from the manubrium at a 45° angle from the 1st line. In a standing animal the needle is 9 inserted at an angle perpendicular to the skin were the second line crosses the jugular furrow (located by feeling the depression between the manubrium and shoulder). |
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he tail of the epididymis and caudal pole of the testis point ____, while the head of the epididymis is in a ____position.
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caudodorsally
cranioventral |
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The porcine penis has a prescrotal ____ and the shaft of the penis has a long longitudinal ____ twist when viewed from the caudal to cranial aspect.
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sigmoid flexure
counterclockwise |
