Endocrine glands differ from exocrine glands because
A)exocrine glands are made using cuboidal and columnar epithelia, while endocrine glands are not.
B)endocrine glands are widespread in the body, while exocrine glands are only found near the body surface.
C)exocrine glands produce hormones, while endocrine glands do not.
D)exocrine glands have a duct to carry their secretions, while endocrine glands do not.

Question

Quizplus · Accepted Answer

The key difference between endocrine and exocrine glands is the presence or absence of a duct to carry their secretions. Exocrine glands have a duct to carry their secretions to the body surface, while endocrine glands do not have a duct and release their hormones directly into the bloodstream. The other answer choices are not accurate descriptions of the difference between the two types of glands.

Endocrine Glands Differ from Exocrine Glands Because