The bronchi (singular: bronchus) are the airways that lead from the trachea into the lungs, and then branch into smaller bronchioles. Structurally, the bronchi are made up of cartilage that gives them stability and prevents their collapse.
The fight or flight system is a reaction that the body undergoes when put in an either stressful or frightening situation. It includes both the nervous and endocrine system.
The sympathetic division of the peripheral nervous system is used in this response as the sympathetic nervous system works up the body, increases the rate of breathing, heart rate, dilates the pupils, produce more sweat and slow the digestion rate. This reaction happens in the flight or fight system.
Answer:
Its either B or D but i think its B
Explanation:
i hope it B if not then its D
The follicle is an integral part of the reproductive system of a woman. The follicle is composed of a cluster<span> of cells surrounding a single egg in the human female reproductive system which contains cilia to sweep the ovum to the uterus. Answer is follicle.</span>