Lab Exam Flashcards
Where are rugae found
On the surface of the hard palate and the stomach
What is one function of the nasopalatine duct
Forms a connection between the oral cavity and the nasal passage. Allows for Flemen response. This duct is found in all mammals
What is the function of tonsils in mammals
Trap germs that you breathe in
What is the dental formula for a cat
3131
3121
How can you easily distinguish the trachea from the esophagus
Esau for guess is a smooth tube. The trachea is made of cartilaginous rings
What species of animals is the cardiac sphincter more muscular and thus provides vomiting
Rabbits and horses
Name two mesenteric connections of the stomach
Greater and lesser Omenta
What type of tissue composes mesentery
Connective tissue
What regions of the stomach have gastric glands
The fundus
List three cells found in these gastric glands pits
Chief cells, Entero-endocrine cells and parietal cells
What does the gastrin hormone do
Triggers the release of HCl and stimulates gastric muscle contractions of the Antrum region
Where are the sphincters located
In the pylorus and Cardia region of stomach
How is the proximity of the do addendum to the pancreas and liver and gallbladder advantageous
Less time to secrete hormones into the duodenum
What causes the velvety appearance of the small intestine
The villi projecting from the mucosal and submucosal layer
What are the small lumps in the wall of the ileum called and what is their function
Pyers patches and their function is part of the lymphatic system (malt)
What does the common bile duct do
Carries bile from the liver and gallbladder to the small intestine
What substances are carried in the pancreatic ducts
Pancreatic enzymes
Which part of the colon is more proximal to the cecum
Ascending
Between a cat, a rat and a pig which species would you expect to have the largest caecum
The rat due to his diet
What are the distinguishing features of the salivary glands
Single layer of simple squamous white cells within
What are the distinguishing features of the pancreas
Pancreatic islets
What are the distinguishing features of the esophagus
Thick layer of skeletal muscle and a layer of smooth muscle
What are the distinguishing features of the stomach Cardia
Fingerlike projections
What are the distinguishing features of the duodenum
Branches, tubuloacinar duodenal glands in submucosa. Simple columnar folds