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Pig Dissection 6-7
Stack #85557
| Question | Answer |
|---|---|
| muscular tissue | appears mostly as small parallel bundles of fibers |
| glandular tissue | appears as bunches of nodular-looking tissues |
| paroid gland | large, thin, triangular-shaped gland located on the cheek, just inferior to the ear |
| submandibular gland | a small, compact gland, anterior to the parotid gland and partially underlies it |
| sublingual gland | a small gland located at the base of the tongue |
| tongue | plays a role in the manipulation of food in the mouth |
| papille | houses the taste buds |
| In the fetal pig, what might be poorly developed and somewhat diffuse? | parotid gland |
| Where do the ducts of the salivary glands empty into? | frenulum of the tongue |
| What is easily mistaken for the lymh node? | submandibular gland |
| lingual frenulum | attaches the tongue to the floor of the mouth |
| epiglottis | appears as a small white tissue tab and closes the respiratory passage during swallowing |
| esophagus | located just posterior to the epiglottis |
| dental formula | 3,1,4,0/3,1,4,0 x 2= 32 |
| parietal peritoneum | a shiny membrane lining of inner surface of the abdominal wall |
| In preserved specimens, what is often shrunken and nearly colorless? | gallbladder |
| What are the four main lobes of the pig's liver? | left & right lateral and left & right central |
| falciform ligament | a delicate layer of mesentary, separating the the main lobes of the liver and attaches the liver superiorly to the abdominal wall |
| lesser omentum | the serous membrane attaching the lesser curvature of the stomach to the liver |
| liver | large, reddish-brown colored and has an extra small posterior lobe called the caudate |
| What structure surrounds the umbilical vein in the fetus? | falciform ligament |
| meconium | a green substance seen in the fetal digestive tract |
| stomach | wall is thick near the stomach-intestinal junction |
| pyloric sphincter | a fold that partially occludes the lumen and controls passage of stomach contents into the duodenum |
| rugae | a ridgelike structure that gradually disappears after birth when nutrients are injested and stomach fills and is no longer visible until stomach empties again |
| pancreas | appears as a loose grandular organ between the stomach and duodenum |
| jejunum | accounts for about half the length of the small intestine |
| meconium | composed of the bile-stained mucus and sloughed-off epithelial cells of the digestive tract, as well as swallowed amniotic fluid residues |
| small intestine | attahched to the posterior body wall by mesentery |
| Peyer's patches | areas of lymphatic tissue that appear as scattered white patches on the inner intestinal surface |
| ileocecal valve | located at the junction of the ileum and protrudes into the lumen of the cecum |
| large intestine | also known as the spiral colon |
| visceral peritoneum | the outermost serosa layer of the wall of the abdominal organs |
| epiglottis | the opening into the larynx and the lower respiratory passages |
| hard palate | bony anterior portion of the palate |
| soft palate | posterior portion on the palate unsupported by bone |
| rostrum | the pig's snout |
| external nares | located on the flat anterior surface of the rostrum |
| oropharynx | where the nasal and oral passageways unite temporarily |
Created by:
Kscot023
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