Levels of Organization
Systems and their Interaction Part 1
Systems and their Interaction Part 2
Systems and their Interaction Part 3
Pathogens
100
Which of the following is the smallest unit of life that can carry out all life functions?
the cells
100
This is an example of what level of organisation?
organ system
100
Which system includes the heart and blood vessels?
circulatory
100
What is the function of the nervous system?
Send and receive messages to respond to a change in an organisms environment
100
A non living microorganism that will cause illness or disease in the human body.
Virus
200
Organs and tissues that perform the same function is called _____________?
organ system
200
Which system includes the nose, trachea, alveoli and the lungs?
respiratory
200
Which system includes the mouth, esophagus, and the small and large intestines?
digestive
200
Which system collects and removes liquid wastes from the blood?
excretory
200
What kinds of environments do fungi like to live in?
Wet, dark and warm.
300
A group of tissues that perform a similar function is called_____. (Examples include the heart, lungs or stomach)
organs
300
Draw a simple picture of the human heart to show all the chambers. Label them.
On the left side- Right atrium on top, right ventricle on bottom
On the right side- Left atrium on top, left ventricle on bottom
300
How do the circulatory and digestive systems work together to maintain homeostasis.
Several answers possible.
300
Which system includes the kidneys, ureters, urinary bladder, urethra, lungs and skin?
excretory
300
Bacteria are called ______________ because their genetic material is NOT contained in nuclei.
What are prokaryotes?
400
When many organ systems work together it can form...
organism
400
Which two body systems deliver oxygen to your cells and take away carbon dioxide?
Respiratory and circulatory
400
Describe a time when the digestive and excretory systems work together to maintain homeostasis.
Several answers possible
400
Which human body systems interact to produce movement of the body?
Skeletal and muscular
400
Name all the types of pathogens (there are 4 major ones).
Virus, Bacteria, Fungi and Protists
500
What is the correct order of organization from smallest to largest?
cell-tissue-organs-organ systems-organism
500
Describe a situation when the nervous, respiratory and circulatory systems all work together to maintain homeostasis.
Many answers possible.
500
Which body systems are primarily responsible for absorbing and transporting nutrients, from food throughout the body? Also, Identify the structures that absorb these nutrients and the organ they are found in.
Digestive and circulatory, villi in the small intestine
500
This woman is running. In order to run, nutrients must be transported to the muscles. The two body systems primarily responsible for movement and transport of molecules in the body are...
Muscular and circulatory
500
Describe how viruses multiply.
Viruses "high-jack" a cell and inject their DNA into that of the cell. This programs the cell to make copies of the virus until there are so many inside that it erupts with more viruses.