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WorksheetsHuman Body Systems Assessment for 6th Grade
Total questions: 20
Worksheet time: 10mins
What is the main function of the nervous system?
Pumping blood throughout the body
Controlling body movements and thoughts
Breaking down food for energy
Supporting body structure
Which two main parts make up the nervous system?
Brain and spinal cord
Heart and blood vessels
Lungs and airways
Bones and joints
What is the main function of the muscular system?
Filtering blood
Protecting internal organs
Movement and maintaining posture
Producing hormones
Which two main components make up the muscular system?
Tendons and ligaments
Skeletal muscles and smooth muscles
Blood vessels and capillaries
Nerves and tissues
What is the primary function of the respiratory system?
Digesting food
Pumping blood
Exchanging oxygen and carbon dioxide
Supporting movement
What are two main parts of the respiratory system?
Lungs and airways
Heart and veins
Stomach and intestines
Brain and nerves
What is the main function of the skeletal system?
Processing nutrients
Carrying messages
Supporting and protecting the body
Producing hormones
Which two main components make up the skeletal system?
Muscles and tendons
Bones and joints
Blood and plasma
Nerves and tissues
What is the primary function of the digestive system?
Breaking down food and absorbing nutrients
Pumping blood through the body
Supporting body movement
Protecting internal organs
What are the two main parts of the digestive system?
Heart and lungs
Brain and spinal cord
Stomach and intestines
Bones and muscles
What is the main function of the circulatory system?
Supporting body structure
Processing food
Controlling thoughts
Transporting blood throughout the body
Which two main parts make up the circulatory system?
Heart and blood vessels
Lungs and diaphragm
Bones and joints
Stomach and intestines
It takes 43 muscles to frown, but only ____ to smile.
25
17
21
30
Which system contains the strongest muscle in proportion to its size?
Nervous system
Digestive system
Muscular system
Respiratory system
Which system processes approximately 20,000 breaths per day?
Circulatory system
Respiratory system
Digestive system
Skeletal system
Babies are born with about 300 bones, but adults only have 206 - some bones _____ together as you grow.
grow
dissolve
break
melt
How long can the digestive system be if stretched from end to end?
10 feet
22 feet
25 feet
33 feet
How many miles of blood vessels are in the circulatory system?
About 60,000 miles
About 70,000 miles
About 80,000 miles
About 90,000 miles
Messages in your nervous system travel up to _______ miles per hour - faster than a race car!
100
150
250
350
Which system allows you to think, feel emotions, and control body movements?
Skeletal system
Nervous system
Circulatory system
Respiratory system
