Goblet Cells In Gl Tract Flashcards
(52 cards)
What are goblet cells?
Goblet cells are specialized epithelial cells found in the gastrointestinal tract that secrete mucus.
True or False: Goblet cells are primarily responsible for the absorption of nutrients in the GI tract.
False
Fill in the blank: Goblet cells are abundant in the ________ and ________ of the gastrointestinal tract.
intestines, respiratory tract
What is the primary function of goblet cells?
To secrete mucus that lubricates and protects the epithelial surface.
Multiple choice: Where are goblet cells most commonly found?
C. Intestinal epithelium
True or False: Goblet cells can be found in both the small and large intestines.
True
What type of secretion do goblet cells perform?
Exocrine secretion
Fill in the blank: Goblet cells play a crucial role in maintaining ________ in the gastrointestinal tract.
mucosal integrity
What stimulates goblet cells to increase mucus production?
Irritation or inflammation of the intestinal lining
Multiple choice: Which of the following substances do goblet cells secrete?
A. Mucins
True or False: Goblet cells can be classified as endocrine cells.
False
What is the appearance of goblet cells under a microscope?
They appear as column-shaped cells with a large, clear vacuole.
Fill in the blank: The mucus secreted by goblet cells helps to trap ________ and pathogens.
particles
What role do goblet cells play in the immune response of the GI tract?
They help to form a barrier against pathogens and facilitate immune responses.
True or False: Goblet cells decrease in number during inflammatory bowel diseases.
False
Multiple choice: Which type of mucin is predominantly secreted by goblet cells?
B. Gel-forming mucins
What is the effect of chronic inflammation on goblet cells?
It can lead to hyperplasia (increased number) of goblet cells.
Fill in the blank: Goblet cells are derived from ________ stem cells in the intestinal epithelium.
intestinal
True or False: Goblet cells can be found in the stomach.
True
What are the two main types of mucins produced by goblet cells?
Gel-forming mucins and secreted mucins.
What is the significance of mucus in the gastrointestinal tract?
It protects the lining, facilitates digestion, and supports gut microbiota.
Multiple choice: Which condition is associated with a decrease in goblet cell function?
C. Celiac disease
Fill in the blank: Goblet cells are part of the ________ epithelial cells in the intestinal lining.
goblet
True or False: Goblet cells are only found in the intestines.
False
