Vocab
Define the word "transport".
Moving something from one place to another
Do cells become specialized in unicellular or multicellular organisms?
Multicellular
The _________________________ system produces young by using genetic material from males and females.
Reproductive
I pump blood throughout the body by contracting and releasing.
the heart
Name two systems that help you exercise.
Circulatory
Respiratory
Nervous
Skeletal
Muscular
What does the word "differentiated" mean in relation to the human body?
It means cells become specialized to perform a certain job or function
A group of organ systems make up a ______________ , or living thing.
Organism
The _________________________ system gives our body structure, allows us to move, and protects our organs.
skeletal
I control all bodily activities by sending and receiving messages.
Brain
Explain why one role of the skeletal system is to protect.
The skeletal system protects major organs and the spinal cord.
What is a gland?
an organ that creates special chemicals called hormones
Similar cells working together as a unit are called ___________.
Tissue
The ________________________ system lets us sense things and react to them through a network of nerves.
Nervous system
I am responsible for squeezing food through the digestive tract.
Intestines
What is the difference between the excretory system and the digestive system?
The excretory removes liquid waste, while the digestive removes solid waste
What is the difference between contracting and releasing?
Contracting means to tighten, releasing means to let go or relax
Different organs working together to complete a common goal are called ___________.
An Organ System
The _________________________ system breaks down food, then gets rid of the waste.
Digestive
I filter blood and release waste through the bladder.
Kidneys
What is the difference between veins and arteries?
Arteries carry oxygenated blood AWAY from the heart
Veins carry deoxygenated blood TOWARD the heart
What does the word "excretory" mean?
getting rid of waste
A group of tissues working together to complete the same task are called __________.
An organ
The _________________________ system releases special chemicals called hormones, which control the body.
Endocrine
I inflate and deflate the lungs by moving up and down.
Diaphragm
What is the difference between tendons and ligaments?
Tendons connect muscle to bone
Ligaments connect bone to bone