Chapters 5,6,7,8 Study Guide Flashcards
Alimentary Canal
muscular tube extending through the entire body, from the mouth to the anal canal and is approximately 29-30 feet long
Anterior Nares
Oval shaped holes at the base of the nose that provide an entryway into the nose (nostrils)
Anus
the external opening of the anal canal where waste products leave the body
Ascending Colon
located on the right side of the abdomen, from the cecum up towards the liver
What is the average capacity of the human bladder
700-800 Milliliters
Bile
comes from the liver and is a digestive juice which is transported to the duodenum through the bile ducts. it emulsifies fat globules or breaks them down into smaller particles so other digestives enzymes can work effectively
Buccal Cavity
the mouth consists of the vestibule, the hard palate, the soft palate, and tongue
Chemical Digestion
enzymes splitting large molecules into smaller ones capable of being absorbed through the walls of the digestive tract and into the blood or lymph vessels
What are the chief organs of the Urinary System
The kidneys
At what age do children lose their deciduous teeth?
around age 6 and near age 12 have permanent teeth
Descending Colon
down the left side of the abdomen
Digestion
breaking down ingested food into simpler products suitable for absorption, then metabolized by the body
Accessory organs of the Digestive System
- Teeth
- Tongue
- Salivary Glands
- Liver
- Gallbladder
6.Pancreas
Esophagus
a muscular tube approx. 10 inches long which serves as a passageway for food between the pharynx and stomach. It’s only function is delivery. The esophagus passes through one of the main openings of the diaphragm in order to reach the stomach which is called the esophageal orifice
Eustachian Tubes
located in the nasopharynx there are 2 openings into the auditory tubes these are passageways which connect the middle ear to the throat and allow for the equalization of pressure between the middle ear and the outside of the body
External Respiration
respiration happens in 2 distinct locations. one in the capillary beds of the lungs where the exchange of metabolic gases (oxygen and carbon dioxide) occur