DIGESTIVE SYSTEM
a group of organs which perform a common function
A body system consists of:
appendix
A small organ called the ___________ is positioned between the large and small intestine.
an ulcer
An irritation of the stomach lining results in _________.
False
Digestion starts in the stomach.
False
Food moves from the mouth to the stomach through the long tube called the trachea.
intestinal flora
Food which enters the large intestine is broken down by:
hormones
Glucagon and insulin are two of the ____________ produced by the pancreas to aid in digestion.
True
It is possible to live without a gall bladder.
yellow
Jaundice is caused by blockage of liver bile and is exhibited by ___________ skin.
small intestine
Most absorption of food occurs in the:
large intestine
Most absorption of water occurs in the:
enzyme starches
Saliva contains a(n) _____________ which accelerates the digestion of ____________.
small intestine
The breakdown of food into molecules small enough to enter the blood stream is primarily accomplished by the:
capillaries villi
The diffusion of food molecules from the digestive tract into the blood _________ occurs at the ______________.
digestion
The disassembly of food inside an organism is called:
small intestine
The liver and pancreas are connected to the:
rectum
The lower part of the large intestine is called the _____.
hydrochloric acid
The primary digestive substance in the stomach is ____________________.
absorption
The process of food entering the blood stream is called ____________.
physiology
The study of the coordinated functions of a living organism is called _____________.
transform nutrients so that they can be absorbed into the blood
The ultimate purpose of the digestive system is to:
Causes fats to dissolve in water.
What is the function of bile?
Stores bile.
What is the function of the gall bladder?
Liver.
Which organ produces bile?
Gall stones
____________________ can block the common bile duct.
jaundice
a condition resulting from bile in the blood, in which a patient's skin has a yellow color
insulin
a hormone secreted by the pancreas which lowers the level of the blood sugar
intestinal flora
bacteria within the large intestine which help break down digested food material
mouth and small intestine
carbohydrates
small intestine
fats
villi
fingerlike projections which serve to increase the inner surface area for absorption of food
stomach and small intestine
proteins
digestion
responsible for changing the food we eat into simpler substances which can be used as nutrients for the body
absorption
taking in nutrients through the small intestine
pylorus
the valve at the lower end of the stomach