Endocrine System Quiz

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.

What is gland #3?

• Adrenal Gland
• Pancreas
• Ovaries
• Testes

Letter H is pointing to

• Thymus
• Pancreas
• Pituitary
• Pineal

Negative Feedback Loops:

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

This structure releases what hormones?

• insulin and glucagon

• calcitonin and estrogen

• Parathyroid hormone and antidiuretic hormone

• epinephrine and testosterone

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

Hormones are

• email messages

• chemical messages

• voicemail messages

• chemical markers

Hormones travel through the blood and encounter many cells. How do they affect ONLY target cells?

• Target cells have receptors that match up with the hormone

• Target cells send out signals that attach to hormones and draw them to the cell

• Target cells have cell membranes with a different composition

• Magic!

What is considered the Master Gland of the Body

• Brain

• Thymus

• Pituitary Gland

• Thalamus