which structure secretes hormones directly into the bloodstream without using a duct?\n○ lacrimal gland\n○…

which structure secretes hormones directly into the bloodstream without using a duct?\n○ lacrimal gland\n○ adrenal gland\n○ oil gland\n○ salivary gland

which structure secretes hormones directly into the bloodstream without using a duct?\n○ lacrimal gland\n○ adrenal gland\n○ oil gland\n○ salivary gland

Answer

Answer:

B. adrenal gland

Brief Explanation:

Endocrine glands secrete hormones directly into the bloodstream. The adrenal gland is an endocrine gland, while lacrimal, oil, and salivary glands are exocrine glands that use ducts for secretion.