What is the main difference between exocrine and endocrine glands?

a. exocrine glands secrete substances through a duct; endocrine glands release substances into the blood

b. exocrine glands secrete substances into the blood; endocrine glands release substances through a duct

c. exocrine glands always secrete substances outside of our bodies; endocrine glands secrete substances within our bodies

d. exocrine glands are located outside our bodies; endocrine glands are located inside our bodies?

Question

Biology

Zachery Hamilton

27 December, 14:54

What is the main difference between exocrine and endocrine glands?

a. exocrine glands secrete substances through a duct; endocrine glands release substances into the blood

b. exocrine glands secrete substances into the blood; endocrine glands release substances through a duct

c. exocrine glands always secrete substances outside of our bodies; endocrine glands secrete substances within our bodies

d. exocrine glands are located outside our bodies; endocrine glands are located inside our bodies?

+2

Answers (1)

Know the Answer?

Anabelle Chung · Answer 1

The correct answer is a. Exocrine glands secrete substances through a duct; endocrine glands release substances into the blood.

For example, exocrine glands are sweat, salivary, mammary, lacrimal glands ... Endocrine glands excrete hormones. Examples of this type of glands are the pineal gland, pituitary gland, thyroid gland, parathyroid gland, pancreas, ovaries, testes, hypothalamus and adrenal glands.