"appendio-" means A: diaphragm B: electrolyte C: exocrine D: appendix

The _____ system is the system of glands that produce hormones for the bloodstream, such as the pituitary or thyroid glands. A: exocrine B: endotoxin C: exotoxin D: endocrine

Glands<br/>that secrete substances into the extracellular fluid that surrounds<br/>them are known as _____ glands. A: sweat B: exocrine C: endocrine D: sebaceous

中国大学MOOC: The ______ (from Ancient Greek προστάτης, prostátēs, literally "one who stands before", "protector", "guardian") is an exocrine gland of the male reproductive system in most mammals.