Question

Islets of Langerhans are located in the:

• A. Kidneys
• B. Liver
• C. Pancreas
• D. Gallbladder

Answer 1

The correct option is C

Pancreas

The correct option is C.

Explanation of the correct option:

1. A racemose gland is a pancreas. It extends from the duodenum to the spleen and is 7 inches in length.
2. The pancreas has two components the endocrine and the exocrine component.
3. Endocrine group consists of small epithelial cells called islets of Langerhans.
4. Insulin, glucagon, and somatostatin are all secreted by different cells of these epithelial cells.

Explanation of the incorrect options:

Option A:

1. Kidneys are the organs that purify the blood.
2. The endocrine glands associated with the kidneys are the adrenal glands.
3. The adrenal glands are located on top of each kidney. The outer yellow portion is the cortex and the inner portion is the medulla, these secrete the steroidal hormone like the corticosteroid.

Option B:

1. The liver is an organ that stores fat and glycogen.
2. The glucose converted into glycogen by the insulin hormone is stored here.
3. Again if needed, the glycogen is converted to glucose by the glucagon.

Option D:

1. The gall bladder is an organ located under the liver.
2. The bladder stores and releases bile.
3. The bile helps the body to digest the fat.

Final answer:

Islets of Langerhans are located in the Pancreas.