Urinary System
Filters Blood to remove waste
Kidneys
If a person has dark yellow pee, what is that a sign of?
Dehydration
True or False: The skin is the smallest organ in the body?
False: It is the largest. It excretes perspiration, small amount of urea and heat.
What controls the feelings and emotions in your brain?
Cerebrum
I just went out to PHE and ran around the track. It is plus 30 degrees outside right now. Which system is working hard to make sure I'm not overheating? And what organ is doing most of the work?
Excretory System: Skin: exerts most of the body's heat.
Ureters
Transfers urine to the bladder
What's the purpose of sweat glands?
Move excess heat out of body (find homeostasis)
What does our body Excrete?
Water, Urine, Carbon Dioxide, and heat
What controls balance and movement and coordination?
Cerebellum
I just drank a huge gulp of water. Walk me through how the excretory system works in moving it through the body.
First it filters through the kidney, then it goes through the ureter tubes to the bladder. It then goes to the urethra and is exerted.
Bladder
Holds the urine
Which gland starts at puberty? It's the smelly one.
Apocrine
I just saw a bear. Which gland is helping me in this situation and what hormone are they releasing?
The adrenal Glands: producing adrenaline in case of an emergency.
What is the main pathway for information to flow from the brain to the rest of the body?
The Spinal Cord
When you get scared, your heart starts beating faster and your muscles tense up. What parts of your nervous system are working together to make this happen?
The central nervous system detects fear and sends commands, while the peripheral nervous system carries out those commands to make your heart beat faster and your muscles tense.
Urethra
Carries the urine out of the body
Name a sweat gland?
Eccrine or Apocrine
Which gland produces growth hormones?
The pituitary gland
This part of the nervous system gathers information from impulses and coordinates it's responses
Central Nervous System
What is homeostasis?
The body's way of regulating our internal environment despite external factors. (keeping balance in the body!)
What is the function of the urinary system
To filter our blood and to create urine as a waste product.
What is the main function of the kidneys?
To filter blood.
What is the difference between a gland and a hormone?
A gland is an organ that creates and controls hormones. A hormone is a chemical message sent through the blood that controls one aspect of the body.
When your body gets too hot, your brain tells you to start sweating to cool down. What is this process called that helps your body stay balanced?
This is a negative feedback loop that maintains homeostasis.
When you eat a snack, your body needs to use the sugar for energy. Which gland releases a hormone to help control your blood sugar?
Pancreas