Multiple Choice
In glandular epithelial tissue, which statement best describes the difference between exocrine and endocrine glands?
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4. Tissues & Histology
Glandular Epithelial Tissue
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A mother breastfeeding her infant is utilizing what type of gland for that process?
A
Paracrine.
B
Endocrine.
C
Exocrine.
D
Stratified.
Verified step by step guidance1
Understand the function of glands in the body: Glands are specialized structures that produce and secrete substances needed for various bodily functions.
Differentiate between types of glands: There are three main types of glands - endocrine, exocrine, and paracrine. Endocrine glands release hormones directly into the bloodstream, exocrine glands secrete substances through ducts to the outside of the body or into a body cavity, and paracrine glands release substances that affect nearby cells.
Identify the role of exocrine glands in breastfeeding: The mammary glands, which are responsible for producing milk during breastfeeding, are a type of exocrine gland. They secrete milk through ducts to the nipple, where it is accessible to the infant.
Clarify why endocrine and paracrine are not applicable: Endocrine glands are involved in hormone secretion into the bloodstream, not direct secretion to the outside. Paracrine signaling involves local cell-to-cell communication, not secretion through ducts.
Conclude with the correct gland type: Since the mammary glands secrete milk through ducts to the nipple, they are classified as exocrine glands, which is the correct answer for the type of gland utilized in breastfeeding.
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