Gallbladder

Question 1

What is Gallbladder?

Answer 1

It is a sac attached to the liver on the visceral surface of the liver on the right side of the quadrate lobe.

Question 2

What are the functions of the gallbladder?

Answer 2

Concentration and storage of bile. 50 ml is the maximum storage capacity of the gallbladder

Question 3

What type of epithelium is present in gallbladder?

Answer 3

Simple columnar epithelium

There are Na/K pumps on the basolateral side of the cells

Question 4

What are the characteristics of the lamina propria?

Answer 4

Loose connective tissue with capillaries, lymphatics, collagen, and elastic fibers, plasma cells.
No glands except in the neck, there are simple tubuloacinar glands that produce mucus

Question 5

What are the layers of the gallbladder?

Answer 5

Mucosa, muscularis, and adventitia/serosa

Question 6

What is in the muscularis?

Answer 6

Smooth muscle fibers, elastic, and collagen fibers.