Digestive Tract And Teeth Quiz
This quiz covers materials discussed at the 12/8/11 practice.
Questions and Answers
- 1.
How many teeth does a mature male horse have?
- A.
40-42
- B.
36-40
- C.
30-32
Correct Answer
A. 40-42Explanation
A mature male horse typically has 40-42 teeth. This is the correct answer because horses have a specific dental formula, which is the number and type of teeth they have. Adult horses have 12 incisors, 4 canines, 12 premolars, and 12 molars, making a total of 40 teeth. However, some male horses may also have an additional set of canine teeth, known as wolf teeth, bringing the total to 42.Rate this question:
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- 2.
The esophagus is approximately _____ feet long.
Correct Answer
1Explanation
The esophagus is approximately 1 foot long, or more precisely, it's about 10 to 14 inches (25 to 35 centimeters) in adults.Rate this question:
- 3.
How long does food stay in a horse's stomach?
Correct Answer
15 minutesExplanation
Food stays in a horse's stomach for about 15 minutes. Horses have a relatively small stomach compared to their size, and their digestive system is designed to process small amounts of food continuously throughout the day. This rapid digestion allows horses to graze and eat small meals frequently, mimicking their natural grazing behavior in the wild. The quick passage of food through the stomach also ensures that the horse can efficiently extract nutrients from the food and keep their digestive system functioning properly.Rate this question:
- 4.
Which of these are in the correct order for a horse's digestive tract?
- A.
Esophagus, cecum, small colon, stomach
- B.
Esophagus, stomach, cecum, large colon
- C.
Esophagus, stomach, cecum, small intestine
Correct Answer
B. EsopHagus, stomach, cecum, large colonExplanation
The correct order for a horse's digestive tract is esophagus, stomach, cecum, large colon. The esophagus is the tube that connects the mouth to the stomach, allowing food to pass through. From the stomach, the food then moves into the cecum, which is a large pouch where fermentation of fibrous material occurs. Finally, the food enters the large colon, where water absorption and formation of feces take place.Rate this question:
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- 5.
The small colon is ________ feet.
Correct Answer
10-12 - 6.
The small intestine is approximately _____ feet.
Correct Answer
70Explanation
The small intestine is approximately 70 feet long. This is the correct answer because the small intestine is a long, coiled tube that plays a crucial role in digestion and nutrient absorption. Its length allows for a large surface area for the absorption of nutrients from food. The average length of the small intestine in adults is around 20 feet, but it can vary depending on the individual.Rate this question:
- 7.
The large colon and small colon are the same length which is 10-12 feet.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
The statement is true because both the large colon and small colon have the same length, which is 10-12 feet.Rate this question:
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- 8.
Name the five parts of the large intestine.
Correct Answer
cecum, large colon, small colon, rectum, anusExplanation
The large intestine is made up of five parts: the cecum, large colon, small colon, rectum, and anus. The cecum is the first part of the large intestine and is connected to the small intestine. It receives undigested food from the small intestine and helps in the absorption of water and electrolytes. The large colon is the longest part of the large intestine and is responsible for further absorption of water and electrolytes. The small colon, also known as the transverse colon, continues the process of water absorption and helps in the formation of feces. The rectum stores feces until it is ready to be eliminated through the anus.Rate this question:
- 9.
How many quarts does the stomach hold?
Correct Answer
8-17Explanation
The answer to the question is 8-17 because the stomach's capacity can vary depending on factors such as the individual's size, age, and gender. On average, the stomach can hold about 1-1.5 liters of food and liquid, which is roughly equivalent to 4-6 cups or 2-3 quarts. However, it can expand to accommodate larger meals or stretch over time with regular overeating. Therefore, the range of 8-17 quarts covers the potential capacity of the stomach in extreme cases.Rate this question:
- 10.
Which teeth are used to determine a horses age?
Correct Answer
incisorsExplanation
The incisors are used to determine a horse's age because they continuously erupt throughout the horse's life at a predictable rate. By examining the size, shape, and wear of the incisors, veterinarians and equine dentists can estimate the age of the horse. As a horse ages, the incisors change in appearance, with the eruption of permanent teeth and the wearing down of the incisor edges. This allows experts to make an educated guess about the horse's age based on the condition of its incisors.Rate this question:
- 11.
At what age is a horse considered to have a full mouth?
Correct Answer
5 yearsExplanation
A horse is considered to have a full mouth at the age of 5 years. This is because by this age, the horse will have erupted all its permanent teeth. The eruption of permanent teeth is a gradual process that starts around 2.5 years and continues until the horse is approximately 5 years old. At 5 years, the horse will have a complete set of permanent incisors, premolars, and molars, allowing it to effectively chew and grind its food.Rate this question:
- 12.
At what age will a horse usually develop their canine teeth?
- A.
5-6 years
- B.
4-5 years
- C.
3-4 years
Correct Answer
B. 4-5 yearsExplanation
Horses usually develop their canine teeth at around 4-5 years of age. Canine teeth, also known as "tushes," are the long, pointed teeth that are located between the incisors and premolars in a horse's mouth. They are typically the last permanent teeth to erupt in a horse's mouth, and their development usually occurs during the horse's late adolescence or early adulthood. By the age of 4-5 years, most horses will have fully developed their canine teeth.Rate this question:
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- 13.
Flatter teeth are seen in a younger or older horses?
Correct Answer
youngerExplanation
Flatter teeth are seen in younger horses. As horses age, their teeth gradually wear down and become more angled and ridged. Younger horses have flatter teeth because they have not yet experienced as much wear and tear. This can be helpful in determining the age of a horse, as the presence of flatter teeth suggests a younger animal.Rate this question:
- 14.
In an older horse the teeth appears to be what shape?
Correct Answer
triangularExplanation
In older horses, the shape of their teeth tends to become triangular. This is due to the natural wear and tear that occurs over time. As the horse ages, the grinding action of chewing wears down the teeth, causing them to develop a triangular shape. This triangular shape is a common characteristic seen in older horses and can be used as an indicator of their age.Rate this question:
- 15.
A vertical indentation on the upper corner of the incisors is called ______________.
Correct Answer
galvaynes grooveExplanation
Galvayne's groove is a vertical indentation that appears on the upper corner of the incisors in horses. It is a useful indicator for estimating the age of a horse. The groove starts to form at the gum line when the horse is around 10 years old and gradually extends towards the bottom of the tooth as the horse ages. By observing the length and depth of Galvayne's groove, veterinarians and horse owners can estimate the horse's age with some degree of accuracy.Rate this question:
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Apr 28, 2024Quiz Edited by
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Dec 08, 2011Quiz Created by
BarnflyStables
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