Skeletal System
Are bones living organs or dead tissue?
Living organs
Is the heart a voluntary or an involuntary muscle?
Involuntary
What do red blood cells do?
Carry oxygen around the body
What carries oxygen around the body
Red blood cells
Why does your body need carbohydrates?
For energy
Why do adults have fewer bones than babies?
As a baby grows, some of the bones fuse together.
What is the machine that measures grip strength called?
Dynamometer
What do white blood cells do?
Fight infections
What's the muscle that contracts and relaxes to make you breath?
Diaphragm
Why does your body need protien?
To build and repair
How do hinge joints move? (you can draw it)
Give an example of a hinge joint.
Back and forth
Elbow, knee, knuckle, etc
What does the word contract mean?
Squeeze together/Tense up
Which body system makes more red blood cells?
The skeletal system (in the bone marrow)
What is the piece of cartilage that covers the windpipe when you swallow?
Epiglottis
Why does your body need fats?
To store nutrients
How do ball and socket joints move? (you can draw it)
Give an example of a ball and socket joint.
Around in circles
Shoulder, hip
How many muscles work together to move a hinge joint?
For an extra 100 pts: What are the muscles called?
Two--flexor and an extensor
What are the 4 blood types? What kind of antigens does each type have?
A--A antigens
B--B antigens
AB--A antigens and B antigens
O--no antigens at all
Which body systems work together to deliver oxygen to all the cells around your body
The circulatory system and the respiratory system
Which body systems work together to get nutrients to your body's cells?
Which two systems work together to allow a person to move?
Skeletal System and Muscular System
There are three types of muscles. Write the name of each type and an example of that type.
Skeletal muscle--biceps
Cardiac muscle--heart muscles
Smooth muscle--intestinal muscles
As your heart gets stronger, your resting heart rate will get (faster/slower) because...
Slower because the heart can move more blood with every pump.
Why do we yawn?
When we get tired, we have less oxygen in our systems. We yawn to take in a deep breath with lots of oxygen.
What is the difference between mechanical digestion and chemical digestion?
Chewing and crushing into smaller pieces VS chemically changing the food into simpler substances