30 Questions
Which layer of the adrenal gland produces sex steroids?
Zona Reticularis
What is the name given to the cells in the adrenal medulla that stain brown with chrome salts?
Chromaffin cells
What is the name of the major exocrine gland with important endocrine cells and functions?
Pancreas
What are the clusters of cells in the pancreas that produce hormones?
Islets of Langerhans
What percentage of islet cells are Alpha cells that produce glucagon?
15-20%
What hormone is produced by Delta cells in the Islets of Langerhans?
Somatostatin
What are the clusters of cells in the pancreas surrounded by?
A thin capsule
What is the name of the cells that produce pancreatic polypeptide in the Islets of Langerhans?
PP cells
What is the function of the exocrine part of the pancreas?
To produce digestive enzymes
What is the name of the cell type that produces motilin, serotonin, and substance P in the Islets of Langerhans?
Epsilon cells
What is the main function of the zona reticularis?
Producing sex steroids
What is the characteristic of the cells in the adrenal medulla?
They have granular, lightly basophilic cytoplasm
What is the function of the Islets of Langerhans?
Regulating blood sugar levels
What is the characteristic of the endocrine cells in the Islets of Langerhans?
They have pale cytoplasm
What is the hormone produced by Beta cells in the Islets of Langerhans?
Insulin
What is the percentage of islet cells that are Beta cells?
65-80%
What is the name of the cells that produce glucagon in the Islets of Langerhans?
Alpha cells
What is the characteristic of the exocrine part of the pancreas?
It stains strongly
What is the name of the cells that produce somatostatin in the Islets of Langerhans?
Delta cells
What is the function of the pancreatic acini?
Producing digestive enzymes
What is the primary function of the zona reticularis?
Producing glucocorticoids
What is the characteristic of the chromaffin cells in the adrenal medulla?
They stain brown with chrome salts
What is the function of the pancreatic acini?
Aiding in digestion
What is the percentage of islet cells that are Delta cells?
3-5%
What is the characteristic of the endocrine cells in the Islets of Langerhans?
They have pale cytoplasm
What is the characteristic of the arrangement of cells in the zona reticularis?
Irregular cords
What is the common feature of the cells in the islets of Langerhans?
Numerous capillaries
What is the function of the pancreatic acini?
Digestive enzyme production
What is the characteristic of the chromaffin cells in the adrenal medulla?
Granular, lightly basophilic cytoplasm
What is the percentage of islet cells that are neither Alpha, Beta, Delta, nor PP cells?
5-15%
This quiz covers the basics of endocrine glands, including their recognition, differentiation, and structure. It also explores the correlation between morphological features and tissue function.
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