Cells, tissues, organs, and organ systems are the four levels of organization in the human body.
What is cells, tissues, organs, organ systems?
100
The muscular system emables movements of the body and internal organs.
What is a system that enables movements of the body and internal organs?
100
A cell membrane is the outside boundary of the cell.
What is the outside boundary of the cell?
100
The respiratory system takes in oxygen and eliminates carbon dioxide from the body.
Which system takes in oxygen and eliminates carbon dioxide from the body?
200
The cell is the basic unit of structure and function ina living organism.
What is is a cell?
200
Some injuries that could happen to a muscle or a tendon would be a strain, overstretched or partially torn.
What are some injuries that can happen to a muscle or a tendon?
200
The endocrine system controls body processes by means of chemicals.
Which system controls body processes by means of chemicals?
200
The nucleus is the control center that directs the cell's activites.
What is the control center that directs the cell's activities?
200
Muscles have to work in pairs because muscle cells can only contract (not extend) and relax back to original position.
Why do muscles have to work in pairs?
300
The function of cells is
1. to carry on the processes that keep organisms alive. Such as chemical reactions that release energy for body's activities.
2. to grow and reproduce
3. to get rid of waste products example carbon dioxide
What are the three types of muscles and tell if they are voluntary or involuntary?
300
The excretory system removes wastes from the body.
Which system removes wastes from the body?
300
The cytoplasm is the jelly-like material within a cell that contains many organelles.
What is the jelly-like material withpn a cell that contains many organelles?
300
The skeletal system supports and protects the body.
Which system supports and protects the body?
400
100 trillion is the amount of cell contained in a human body.
What is 100 trillion?
400
When a person exercises, their muscle cells grow in size, which makes the whole muscle grow thicker and stronger.
What happens to a muscle when you exercise to make a muscle stronger?
400
The circulatory system transports materials to and from the cells.
Which system transports materials to and from the cells?
400
A cell is like a member of a band becasue it works alone to do activities, but it groups with other like cells to make tissues. Just like different instruments in a band make different notes, but it all comes together to make a song or music.
How is a cell like a member of a band?
400
Skeletal and cardiac muscles are striated.
Which muscles are striated?
500
When a cell divides information that controls the form and function of the cell is passed along to the new cells.
What is passed along to the new cells when a cell divides?
500
The four types of tissue are muscle tissue, nerve tissue, conntective tissue, and epithelial tissue.
What are the four types of tissue.?
500
The Nervous system detects information from the environment and controls body functions.
Which system detectsinformation from the environment and controls body functions?
500
The small cell structures within the cytoplasm are organelles.
What are the small cell structures within the cytoplasm?
500
Smooth muscles and cardiac muscles do not tire easily.