Study Guide Flashcards
What is the hierarchy from least to most complex systems
Cell…tissue…organ…organ system… organism
What systems work together to make your body move
Muscle and bone
How do the circulatory and respiratory system work together
Moving materials in your body
What does the endocrine system do
Through hormones it controls the amount of sugar in the blood stream
What are effects of stress
Ongoing stress can disrupt homeostasis
What types of joints are there? How do they move
Hinge joint— forward and backwards motion
Ball-and-socket joint— circular motion
Pivot join— all directions
Gliding joint— sliding motion
What are the layers of bone
Marrow, compact bone, and spongy bone
What muscle is found in the heart
Cardiac muscle
How do skeletal muscles work together
They contract
How does the skin regulate body temperature
Blood vessels will either enlarge or shrink depending on the temperature
Why is wearing a helmet on a motorbike important
It prevents the skull from cracking and injuring the brain
What are the layers of skin and what makes them different
The epidermis- has nothing
The dermis- has everything
What is the difference between involuntary and voluntary muscles
Involuntary you can control, voluntary you can’t
Where are blood cells made
In the red bone marrow
What are thrones that make up the backbone
Vertebrae
