Question
Which of these are endocrine glands? A. Alveoli B. Pituitary C. Pharynx D. Thyroid
Answer
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(268 Votes)
Owen
Elite · Tutor for 8 years
Answer
B. PituitaryD. Thyroid
Explanation
The endocrine system includes glands that secrete hormones directly into the bloodstream. The pituitary gland and thyroid gland are major endocrine glands. Alveoli and the pharynx are not part of the endocrine system; the former are involved in the respiratory system, while the latter is part of the digestive and respiratory systems.