The number of major organ systems listed in your textbook.
What is 11?
This body system uses blood to distribute oxygen and nutrients throughout your body.
What is the Circulatory System?
The type of muscle your heart is made of.
what is cardiac muscle?
These are the three components of the skeletal system.
What are bones, cartilage and connective tissue?
The two layers of skin.
What are the epidermis and dermis?
Listed in order, these are the levels of body organization from atom through organism
what is atom, cell, tissue, organ, organ system and organism?
This body system absorbs oxygen and releases carbon dioxide.
What is the respiratory system?
These are the tough, connective tissue connecting muscles to bones.
What are tendons?
Every Halloween we see fake skeletons in people's yards. We know these skeletons cannot move. They need this system to help them move.
What is the muscular system?
Cooling you down, this material also releases toxins and waste through your pores.
What is sweat?
In the book, The Long Walk, before Kristine died, she was too dehydrated and the electrolytes tried to even out. This is what her body was trying to maintain.
what is homeostasis?
I send messages to your body.
What is the nervous system?
Numbering 3, these are the kinds of muscle tissue.
What are smooth, cardiac and skeletal?
located inside the bone, this part can store fat or create blood cells.
What is bone marrow?
This is the pigment located in your skin and hair.
What is melanin?
These are the four types of tissue.
what is epithelial, nervous, muscle and connective?
This system is used to defend your body against pathogens, creating an immune response.
What is the lymphatic system?
This type of exercise includes pull ups and push ups.
What is resistance exercise?
This is a disease that affects bones, making them brittle.
What is osteoporosis?
A protein located in the dermis, it provides structure.
What is collagen?
These are the last three levels of organization.
What are population, community and ecosystems?
This system includes ovaries in a female and testes in a male.
What is the reproductive system?
Working in pairs to move your arms or legs, these are two types of muscles.
What are flexors and extensors?
I am the joint that operates like a video game joystick.
What is a ball and socket joint?
On the base of your nail, This is a light colored half-oval.
what is a lunula?