Approximately how long is the mature horse's alimentary canal from lips to anus?
25 feet
50 feet
100 feet

What section of the digestive tract has the largest capacity?
large colon
small intestine
stomach

In which of the following do meals empty from the stomach most slowly?
suckling foals
weaned foals
mature horses

The duodenum, jejunum, and ileum are parts of which digestive section?
large intestine
small intestine
stomach

Which of the following muscular actions is not normally present in a healthy small intestine?
pendular movements
peristalsis
short propulsive movements

How much saliva does a mature horse secrete each day?
up to 5 gallons
up to 10 gallons
up to 15 gallons

Which digestive structure is sometimes referred to as the "water gut"?
cecum
small colon
large colon

Which of the following structures prevents the contents of the stomach from being pushed back into the esophagus?
soft palate
pharynx
membrane flaps of the cardia

When a horse is fed a hay/grain ration, how long does it typically take for the majority of a meal (95%) to travel through the digestive tract and pass from the horse's system after being ingested?
30-40 hours
45-55 hours
65-75 hours

Which is the longest individual structure within the digestive tract?
small intestine
small colon
large colon