Question

directions: use the vocabulary in the boxes to complete the sentences. digestive system circulatory system endocrine system homeostasis respiratory system excretory system nervous system 1. the process by which the body maintains a stable internal environment despite changes in external conditions 2. the system that enables breathing, involves the exchange of oxygen and carbon dioxide in the lungs. 3. the system that breaks down food into nutrients that the body can use for energy and growth. 4. the system responsible for the elimination of waste products from the body, including the kidneys and bladder. 5. the system that transmits signals between different parts of the body, controlling actions and responses through neurons. 6. the system that moves blood through the body, delivering oxygen and nutrients to cells and removing waste products. 7. the system of glands that produce hormones, which regulate various bodily functions such as growth, metabolism, and mood.

Explanation:

1. Homeostasis is defined as the process of maintaining a stable internal environment despite external changes.
2. The Respiratory System is responsible for breathing and gas exchange (oxygen and carbon dioxide) in the lungs.
3. The Digestive System breaks down food into usable nutrients for energy and growth.
4. The Excretory System eliminates waste products, with key organs like kidneys and bladder.
5. The Nervous System transmits signals via neurons to control actions and responses.
6. The Circulatory System moves blood, delivering oxygen/nutrients and removing waste.
7. The Endocrine System (glands producing hormones) regulates functions like growth, metabolism, and mood.

Answer:

1. Homeostasis
2. Respiratory System
3. Digestive System
4. Excretory System
5. Nervous System
6. Circulatory System
7. Endocrine System