Gastrointestinal System Flashcards
Two main groups of the digestive system
Alimentary canal and accessory digestive organs
What is the alimentary canal also called?
Gastrointestinal tract or gut
What is the alimentary canal?
A continuous, coiled hollow muscular tube that winds through the ventral body cavity from stomach to anus.
Organs of the alimentary canal
Mouth, pharynx, esophagus stomach, small intestine, and large intestine.
Which opening does the large intestine lead to?
Terminal opening or anus 
In a cadaver, the alimentary canal is approximately how many meters or feet long?
9 m or 30 feet long
A part of the mouse that protects the anterior opening.
Lips or labia
The lateral walls of the mouth.
Cheeks
Anterior roof of the mouth
Hard palate
Posterior roof of the mouth
Soft palate
Fleshy finger like projection of the soft palate
Uvula
Space between lips and cheeks externally, and the teeth and gums internally
Vestibule 
Area contained by the teeth
Oral cavity proper
Occupies the floor of the mouth and has several bony attachments
Muscular tongue
Fold of mucous membrane that secures the tongue to the floor of the mouth
Lingual frenulum
Name the three parts of the pharynx
Nasopharynx, oropharynx, and laryngopharynx
The two skeletal muscle layers of the pharynx
Inner layer cells and outer layer cells
It runs from the pharynx to the diaphragm to the stomach
Esophagus
What is peristalsis
A propelling mechanism
What are the four basic tissue layers that make up the walls of the alimentary canal organs?
Mucosa, submucosa, muscularis externa and serosa