The Human Body
What is the largest organ in your body?
What are 2 things our skeleton does?
It gives our body shape.
It helps our body move.
It protects our organs.
It produces white and red blood cells.
What are 3 things that muscles do?
Help us move!
Keep us cool or warm.
Protect our skeleton.
Digest food.
Help us move.
Help us breathe.
What is the most important system in the body?
Circulatory System
What are the smallest building blocks of life that make up all living things?
Cells
How often does skin replace itself?
Every month
What are the 2 parts of our skeleton?
Axial and Appendicular
When do we use involuntary muscles?
What are the two main parts of the circulatory system?
The heart and blood vessels
Human life starts with how many cells?
1
How many bone are we born with? How many bones do we have as adults?
300 and 206
How many bones are in our hands and wrists?
27
What are 3 types of muscles?
Skeletal, cardiac, and smooth
Name the 4 chambers of the heart
Right and left atrium
Right and left ventricle
What are 2 differences between plant and animal cells?
Plant cells are hard and not moveable.
Animal cells are squishy and moveable.
Plant cells have 2 extra parts.
If we tie our blood vessels end to end, how many miles would they stretch?
How many times around the earth would they stretch?
60,000 miles!
2-4 times around the earth!
What kind of joint is in our neck?
What kind of joint is found in our shoulder and hip?
BONUS 100 points if you can name the bones the joints connect.
Neck: pivot joint (vertebrae)
Shoulder: ball & socket (humerus and scapula)
Hips: ball & socket (humerus and scapula)
Do muscles work alone or with other muscles? Why?
They work in pairs or groups because they can only pull, they cannot push.
What are the 3 types of blood vessels?
Veins, arteries, and capillaries
What is the smallest muscle in our body?
Stapedius
What makes blood red?
hemoglobin
Name all the bones in our hands and feet.
Hands: carpals, metacarpals, phalanges
Feet: tarsals, metatarsals, phalanges
Name each muscle type and where we can find them on our body.
BONUS 100 points if you can name what they are responsible for
Skeletal - wraps around our bones to help them move and protect them
Cardiac - heart muscle, contracts and relaxes the heart so it can pump blood throughout the body
Smooth - skin, digestive system, blood vessels, airways, and eyes. Regulates and moves things inside of our body,
What do white blood cells do? What are the 3 types of blood cells?
Granulocytes
Lymphocytes
Monocytes
How many systems are in our body?
11