Biology

3. a disease in which the body’s ability to produce or respond to the hormone insulin is impaired, resulting in poor control of glucose levels in the blood.
4. tube reinforced by rings of cartilage which connects the throat to the lungs.
7. a thin membrane enclosing the cytoplasm of a cell
9. part of a neuron that carries a nerve impulse away from the cell body.
10. a hormone produced in the pancreas which regulates the amount of glucose in the blood.
11. an action that is performed without conscious thought as a response to a stimulus.
12. complex of nerve tissues that controls the activities of the body.
14. a large gland behind the stomach which secretes the hormones called insulin and glucagon into the blood.
15. chemical substances that act like messenger molecules in the body.

1. the organs and tissues involved in circulation blood through the body
2. occurs to maintain homeostasis – change in the rate of hormone production to oppose the effects of the hormone.
5. tiny air sacs of the lungs which allow for rapid gaseous exchange.
6. the nervous system outside the brain and spinal cord.
8. a tubular structure carrying blood through the tissue and organs; vein, artery and capillary.
13. a part of the cell responsible for growth and reproduction