The brain is inside of the _______.
skull
Our locomotor system makes our bodies ________.
move
The circulatory system is a part of what process?
nutrition
When we breathe in _______ enters our blood.
oxygen
Our reproductive system allows us to have ________.
babies
The nervous system is made up of the _______, ________, and ________.
brain, spinal cord, and the nerves
It is made up of _______, __________, and _________.
bones, joints, and muscles
It is made up of the _______, __________, and _______ _________.
heart, blood, and blood vessels
What are the two holes in the nose called?
nostrils
__________ are kept in the testicles.
sperm
Most nerves are connected to brain by the _______ _______.
spinal cord
Muscles are __________ and ____________
elastic and flexible
Blood picks up _______ and _________ on it's journey.
Air goes down the ________ into the lungs.
bronchi
eggs
Nerves carry __________ to the brain.
messages
Bones are ______ and _________.
rigid
Blood drops off _______ ________ and ________ __________ on it's journey.
carbon dioxide and waste products
What protects the lungs?
Sperm _________ an egg and it goes to the uterus.
fertilizes
Our nervous systems works together with our _________ and locomotor system in the life process of interaction.
senses
What is the definition of a joint?
a joint is where 2 or more bones meet
What is a pulse?
the number of heart beats in one minute
What is the trachea?
a tube that divides into two smaller tubes
In the uterus the egg becomes an __________.
embryo