Question Which of the following describes the endocrine glands: Question 53… Which of the following describes the endocrine glands: Question 53 options: empty their secretions onto an external body surface empty their secretions onto an internal body surface secrete their hormones into the bloodstream secrete hormones into the bloodstream as well as empty them onto internal body surfaces Health Science Science Nursing HIMA 100 Share QuestionEmailCopy link Comments (0)