Endocrine Review

Endocrine glands secrete _

• Hormones

• Neurotransmitters

• A wide range of chemical substances

What is the main function of the endocrine system?

• It creates chemicals, or hormones, that are sent around the body to maintain homeostasis.

• It creates electrical messages that are sent around the body to maintain homeostasis.

• It maintains the correct level of oxygen in the body to maintain homeostasis.

• It releases waste from the body to maintain homeostasis.

This gland is located between the lungs behind the sternum and secretes thymosin that helps mature WBC's in our bodies when we are children. 

• thyroid
• parathyroid
• thymus
• brain stem

The process by which an organism’s internal environment is kept stable in spite of changes in the external environment.

• Positive Feedback

• Negative Feedback

• Homeostasis

• Targeted Cells

Negative Feedback Loops:

• amplify processes
• prevent small changes from getting larger
• are initiated during childbirth
• are found only in plants

The two types of feedback systems that help organisms maintain homeostasis are:

• positive and negative 
• receptor and effector
• static and dynamic
• minor and major

What are some major organs of the Endocrine system?

• Heart and blood vessels
• Mouth, Lungs, Bronchi, and Trachea
• Esophagus, Stomach, Small and large instestine
• Pineal gland, Thyroid gland, Adrenal gland, and pancreas

Controls long term changes such as growth

• limbic system

• endocrine system

• nervous system

• temporal lobe

When you eat a burger , your body produces insulin to control blood sugar . What type of feedback is that

• Positive feedback

• Negative Feedback

• None

• Both

Hormones are

• email messages

• chemical messages

• voicemail messages

• chemical markers