hormone
Medical term Body Structures and Organ Systems
A chemical messenger released into the blood that affects target cells elsewhere in the body.
Sources
Free practice questions that use hormone
- Body Structures and Organ Systems, question 1A gland cell has just made a hormone that it will release into the blood. Which organelle packages the hormone so it can leave the cell?
- Body Structures and Organ Systems, question 2When the blood calcium level falls, the parathyroid glands release more parathyroid hormone. Which effect helps restore calcium?
- Pathophysiology and Disease Processes, question 4How can heavy menstrual periods lead to iron-deficiency anemia?
Related terms
- extensionStraightening a joint so the angle between the bones increases.
- flexionBending a joint so the angle between the bones decreases.
- hemoglobinThe iron-containing protein in red blood cells that carries oxygen.
- homeostasisThe body's ability to keep a stable internal environment, such as temperature and fluid balance.
- hypodermisThe fatty connective tissue layer beneath the dermis; also called the subcutaneous layer.
- insulinA pancreatic hormone that helps cells take in glucose, lowering blood glucose.
- kidneyOne of two bean-shaped organs beside the spine that filter blood and produce urine.
- large intestineThe final part of the digestive tract, made up of the cecum and colon; it is responsible for bowel…