NEW
Font size
WorksheetsHuman Body Systems
Total questions: 24
Worksheet time: 12mins
What is the function of the heart?
to exchange gases
to remove waste materials from the body
to produce red blood cells
to pump blood throughout the body
Which two systems work together to provide cells with oxygen and remove carbon dioxide from them?
nervous and excretory
nervous and circulatory
respiratory and excretory
respiratory and circulatory
How many chambers are there in the heart?
two
three
four
five
What do antibodies do?
remove worn out red blood cells
attach to and neutralize pathogens
engulf unknown pathogens and break them down
make us sick
What are lymph nodes?
areas with large amounts of cells that make antibodies
they remove worn out red blood cells
they attach to and neutralize pathogens
they engulf unknown pathogens and break them down
What do phagocytes do?
remove worn out red blood cells
attach to and neutralize pathogens
engulf unknown pathogens and break them down
make antibodies
What does the spleen do?
removes worn out blood cells
attaches to and neutralizes pathogens
engulfs unknown pathogens and breaks them down
makes antibodies
What is the general term for bacteria and viruses that make us sick?
antibodies
pathogens
T-cells
leukocytes
If a harmful bacteria or virus invades an organism, which cells produce antibodies that fight infection?
white blood cells
red blood cells
platelets
epidermal cells
Which organ systems work together to supply nutrients and oxygen to the brain?
skeletal, immune, excretory
muscular, endocrine, reproductive
nervous, lymphatic, skeletal
digestive, respiratory, circulatory
Which body system breaks down food into nutrients that can be absorbed by the body?
excretory
circulatory
digestive
lymphatic
What system is responsible for pumping blood to all cells in the body?
digestive
integumentary
circulatory
nervous
If you get a cut, how does your body respond to fight off infection?
capillaries become blocked to keep bacteria from moving around your body
your body temperature drops so that the bacteria cannot survive
red blood cells travel to the site to destroy bacteria
white blood cells travel to the site to destroy bacteria
The esophagus, stomach, small and large intestine, gall bladder, pancreas, and liver are all a part of which body system?
excretory
endocrine
integumentary
digestive
The tiniest blood vessels are
arteries
capillaries
veins
neurons
This pathogen is a prokaryote that can reproduce on its own. It causes food poisoning.
bacteria
virus
fungi
parasite
This pathogen reproduces through spores. It causes athlete's foot.
bacteria
virus
fungi
parasite
This pathogen takes nutrients from its host to survive. It causes malaria.
bacteria
virus
fungi
parasite
This pathogen must invade our cells in order to reproduce. It causes HIV.
bacteria
virus
fungi
parasite
Which part of the digestive system is the location where most nutrients are absorbed into the bloodstream?
esophagus
stomach
small intestine
large intestine
Which of the following shows the correct path of blood through the heart and lungs?
right atrium, left atrium, lungs, right ventricle, left ventricle
right atrium, right ventricle, lungs, left atrium, left ventricle
right atrium, left atrium, right ventricle, left ventricle, lungs
lungs, left atrium, right ventricle, right atrium, left ventricle
HIV is a sexually transmitted virus that attacks and infects the ___ in the body.
B cells
brain
lymph nodes
T cells
When you eat food, the process of digestion begins in the
stomach
mouth
small intestine
esophagus
When harmful bacteria invade a wound, the skin around the wound turns red. This is known as
a neural response
a viral response
a gastric response
an inflammatory response
