Endocrine System 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 occurs when the level of one hormone in the bloodstream, will typically inhibit the secretion of another hormone

• Disrupted feedback

• Positive Feedback

• Negative Feedback

• Normal feedback

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 gland labeled 4 in the diagram is?

The gland labeled 2 in the diagram is?

The gland labeled 1 in the diagram is?

The gland labeled 3 in the diagram is?

The gland labeled 5 in the diagram is?

The gland labeled 6 in the diagram is?