14.3 The Endocrine system

14.3 The Endocrine system

Multiple Choice

Feedback loops are important because they allow organisms and the environment to

• change based on new inputs

• fall apart

• change based on new outputs

• maintain balance

Multiple Choice

If the environment gets cold, we will often shiver in order to:

• keep body temperature the same as the external temperature
• decrease body temperature
• increase body temperature
• regulate blood pressure

Multiple Choice

What structure(s) shown in the picture above the kidneys?

• Thyroids

• Adrenal glands

• Testes

• Parathyroids

Multiple Choice

Insulin causes

• a decrease in the concentration of blood glucose

• a decrease in the permeability of cell membranes to glucose

• an increase in the production of glucose from glycogen

• a release of adrenaline into the body

Multiple Choice

The pituitary gland is most similar to:

• a worker in a factory

• a mail carrier

• the boss of a big office

• a security guard

Multiple Choice

What hormone is responsible for the "fight or flight" response?

• Testosterone

• Cortisol

• Adrenaline

• Parathyroid Hormone

Multiple Choice

Which gland secretes insulin?

• Pancreas

• Ovaries

• Pituitary

• Thymus

Multiple Choice

What is the main function of the endocrine system?

• it creates chemicals 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

Multiple Choice

The "master gland" of the endocrine system, a gland that controls many body activities.

• hormone

• pituitary gland

• hypothalamus

• adrenal gland

Multiple Choice

The chemical product of an endocrine gland.

• Homeostasis

• Hormone

• Nerve Cell

• Neurotransmitter

Multiple Choice

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

Multiple Choice

This part of the brain that links the nervous system and the endocrine system.

• Pancreas

• Hypothalamus

• Pituitary gland

• Pineal gland

Multiple Choice

The purpose of the endocrine system is to

• maintain homeostasis by reacting quickly to stimuli

• produce substances that protect the body from bacteria

• maintain metabolism, growth and development in homeostasis

• transport molecules throughout the body

Multiple Choice

What is the endocrine system?

• senses the hormone levels in the blood
• controls all other endocrine glands
• A group of glands that work together with the nervous system to coordinate all body functions
• decreases bone calcium levels