A & P 1 101 LAB 3 DIGESTIVE SYSTEM QUESTIONS WITH VERIFIED ANSWERS
Question 1
4 / 4 pts
List the 5 stages of digestion. Your Answer:
1-
... [Show More] Ingestion
2-Digestion
3-Absoption
4-Compaction
5-Defecation
Ingestion, Digestion, Absorption, Compaction, Defecation
Question 2 2 / 2 pts
True or False: The esophagus is considered a primary organ of the GI tract. Correct!
True
False
Question 3 2 / 2 pts
True or False: The tongue is considered an accessory organ of the GI tract. Correct!
True
False
Question 4 2 / 2 pts
True or False: Chemical digestion in the mouth is carried out by way of salivary amylase. Correct!
True
False
Question 5
2.5 / 2.5 pts
What is the function of the structure pictured above specified by the pointer?
Your Answer:
Epiglottis.
The function of the epiglottis is to prevent food to going into the airway.
The function of the epiglottis, which is pictured above, is to prevent food from entering the airway upon swallowing.
Question 6
2.5 / 2.5 pts
Identify the structure in the picture above, specified by the pointer, then describe its relationship to the trachea using anatomical terminology.
Your Answer:
It is the esophagus. It is posterior to the trachea.
The esophagus, pictured above, runs posteriorly to the trachea.
Question 7
2.5 / 2.5 pts
Identify the sphincter pictured above (specified by the arrow and highlighted in blue) and describe its function.
Your Answer:
it is the pyloric sphincter. It controls the passing of the food from the stomach to small intestine.It also prevents back flow.
The pyloric sphincter regulates the passage of food from the stomach to the small intestine. It keeps food from flowing back into the stomach.
Question 8
2.5 / 2.5 pts
Identify the structure in the above picture, specified by the arrow, and describe its function.
Your Answer:
It is gastric rugae. It allows the stomach to expands after eating and drinking.
Gastric rugae increase surface area of the stomach allowing it to expand when food enters.
Question 9
0 / 2 pts
Which of the following statements is FALSE regarding the structure pictured above, specified by the pointer.
Correct Answer
Each segment is a collection of fecal material.
This structure increases surface area to allow for nutrient absorption. You Answered
All of the above statements are false.
All of the above statements are true.
Question 10
2 / 2 pts
Identify the membranous structure pictured above, specified by the pointer, and describe its function.
Your Answer:
Mesentary.
It's function to attach the small intestine to the abdominal cavity. It keeps them in place,prevents twisting.
The mesentery, pictured above, anchors the small intestine to the abdominal cavity keeping it from twisting.
Question 11
2 / 2 pts
Identify the structure pictured above, specified by the pointer.
Your Answer:
The colon (large intestine)
The large intestine or the colon
Question 12
2 / 2 pts
Identify the specific structure pictured above, specified by the pointer.
Your Answer:
Descending Colon
The descending colon
Question 13
2 / 2 pts
Which of the following statements is TRUE regarding the structure pictured above, specified by the pointer?
Each segment is a collection of fecal material.
This structure can be found in the colon.
All of the above statements are false. Correct!
All of the above statements are true.
Question 14 2.5 / 2.5 pts
Which of the following statements is TRUE regarding the teeth?
The canine teeth are specialized for crushing and grinding food.
The neck of the tooth is where we find pulp. Correct!
Enamel is the hardest substance found in the human body.
All of the above statements are true.
All of the above statements are false.
Question 15
2.5 / 2.5 pts
Which of the following statements is TRUE regarding the accessory organ pictured above (highlighted)?
a. It produces bile to digest fats and cholesterol.
b. It produces insulin to metabolize blood glucose.
c. It is considered endocrine and exocrine.
d. It stores glycogen, vitamins, and minerals.Correct!
e. a. and d. are true.
f. b. and. c. are true.
g. All of the above are true statements.
Question 16
2.5 / 2.5 pts
Which of the following statements is FALSE regarding the accessory organ pictured above (highlighted in blue)?
Correct!
90% of the cells perform digestive functions. 99% is the correct answer.
It produces insulin to metabolize blood glucose.
It is considered endocrine and exocrine
All of the above statements are true. [Show Less]