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WorksheetsHuman body systems
Total questions: 71
Worksheet time: 43mins
What is the correct order of the levels of cell organization from simplest (smallest) to most complex (biggest)?
Cell, Organ, Tissue, Organ System, Organism
Organism, Tissue, Cell, Organ system, Organ
Cell, Tissue, Organ, Organ System, Organism
Tissue, Cell, Organ, Organ System, Organism
which of the following would be a good definition for "tissue"?
Made up of more than one cell
Made up of organs
The smallest unit of a living thing
Found in an organism
What is this a picture of?
Cell
Tissue
Organ
Organ System
A structure made up of different types of tissue and performs a specific job.
cells
tissue
organ
organ system
Your heart pumps blood through the body. This process is called....
a heartbeat
circulation
pulsing
The heart is part of the ________________ system.
circulatory
excretory
respiratory
digestive
The circulatory system is made up of the...
heart only
heart and blood vessels
heart, blood vessels and blood
What is the term for tissues grouped together to perform a specific function?
cell
tissue
organ
organ system
What is the term for organs grouped together to perform a specific function?
cell
tissue
organ
organ system
What is the term for a group of organs that break down food so that it can be used for energy, cell growth and repair?
circulatory system
digestive system
excretory system
muscular system
nervous system
What is the term for the control center for the entire body that sends signals from throughout the body to the brain?
circulatory system
respiratory system
excretory system
muscular system
nervous system
What is the term for the organ system that provides oxygen to the blood and removes carbon dioxide from the blood?
circulatory system
respiratory system
nervous system
muscular system
digestive system
What is the term for the organ system that allows for the body’s movement, including voluntary and involuntary movement?
excretory system
respiratory system
nervous system
muscular system
digestive system
The integumentary system is made up of the ---
Skin, Muscle, and Bone
Hair, Nails, and Sweat
Nails, Hair, and Skin
3 layers of tissue
A nerve cell is called a
cardiac cell
neurons
What is true about nerves?
Nerves all have the same job - to send messages TO the brain and spinal cord.
Nerves all have the same job - to send messages AWAY the brain and spinal cord.
Nerves all have different jobs -some only send messages TO to the brain and spinal cord with other only send messages AWAY from the brain and spinal cord.
The functions are the skeletal system are
To support the body, protect the organs, store calcium, and produce blood cells
to regulate the composition of body fluids by removing metabolic wastes and retain the balance of water, salt, and other nutrients
to regulate and maintain bodily functions by producing hormones and releasing them into the blood stream
to enable the diffusion of oxygen into the bloodstream and the removal of carbon dioxide from the bloodstream
What is the function of the endocrine system?
to filter and eliminate the waste from the blood
to secrete hormones into the bloodstream to regulate body activities
to provide structure and support for the body
to defend the body against pathogens
What is used to regulate many bodily processes?
Endocrine System,
hormones
blood vessels
homeostasis
Which of the following is an organism's reaction to a change in it's surrondings?
Response
Development
Distraction
Stimulus
(a) is a change in an organism’s surroundings that causes the organism to react.
Jackson went outside and ran 5 miles. When he gets home, he is thirsty.
What is the stimulus?
Jackson ran 5 miles.
Jackson is thirsty.
Stress is
Physical, mental, or emotional strain or tension
Only physical strain or tension
Only emotional strain or tension
Only mental strain or tension
Which of the following describes homeostasis?
keeps variables exactly at the set point
organism's ability to maintain steady(stable) internal conditions
acts to keep values outside of a desired range
operates through positive feedback
A change inside of the organism caused by the initiation event is the ...
response
effector
control center
stimulus
What is a response (not the result) in the model above?
body temperature increasing
sweat glands
thermoreceptors
sweating
Which of these is NOT a function of the digestive system?
breaks down food
absorbs nutrients
eliminates waste
takes oxygen to body cells
The process of breaking down food into nutrient rich molecules.
absorption
digestion
peristalsis
villi
Which are the nutrients digested in the small intestine?
Carbohydrates and proteins
Proteins
Carbohydrates, proteins and lipids,water
Lipids and proteins
Lipids
Hormones are
email messages
chemical messages
voicemail messages
chemical markers
The excretory system's functions are
help the brain
control bodily functions
uses chemical signals of nerves to control body functions
regulate water in the body, remove wastes
Most nutrient absorption occurs in the ________________ .
mouth
stomach
large intestines
small intestines
Identify the organ that produces bile (enzyme) to break down fats
pancreas
liver
gall bladder
large intestines
What organ produces Insulin(enzyme) into small instine to break down fats an carbs ?
Liver
Stomach
Appendix
Pancreas
Which happens LAST?
The food goes into her small intestine.
Mia eats a peanut butter sandwich.
The food moves into her large intestine.
The food goes down into her stomach.
What does the large intestine do?
digest the food from this process
makes a pathway for the food
reabsorb a lot of the water from this process
absorbs the food from this process
What are the steps of the digetive process?
Digestion in the small intestine, chewing, in the stomach, absorption and waste elimination.
Chewing (mouth/saliva), digestion in the stomach(esopogus, liver, gall bladder), digestion in the small intestine, absorption(large intestine) and waste elimination (retum).
Chewing, digestion in the stomach, waste elimination, absoption and digestion in the small intestine.
Which 2 body systems function together to move oxygen throughout the body?
circulatory and
digestive
digestive and nervous
nervous and skeletal
respiratory and circulatory
Which system breaks down foods and liquids into smaller pieces, moves food through the body, and absorbs nutrients through foods and liquids
circulatory
digestive
muscular
respiratory
The blood vessels, heart, and blood
circulatory system
arteries
vessels
capillaries
Veins carry oxygen poor blood back to the heart.
False
True
Arteries carry oxygen rich blood away from the heart.
True
False
From the body, blood enters
the right ventricle
the right atrium
the left atrium
the left ventricle
Blood goes to the lungs from the
left ventricle
left atrium
right ventricle
right atrium
What are the main functions of the excretory system?
deliver oxygen to the body
deliver nutrients to the body
remove water and waste from the body
remove disease from the body
Which organs help to remove waste from the body?
Lungs, stomach, bladder, and kidneys
Lungs, heart, bones, and bladder
Lungs, large intestine, bladder and kidneys
Lungs, esophagus, bladder and kidneys
Which organ(s) remove waste gases?
Bladder and kidneys
Lungs
Large intestine
Which of the following is NOT part of your excretory system?
Heart
Lungs
Kidneys
Skin
Why is your skin part of the excretory system?
Sweating gets rid of salt and water
Exhaling releases carbon dioxide
Sweating gets rid of carbon dioxide
The large intestine releases feces
What are the three parts of the nervous system?
brain, spinal cord, neurons
brain, lungs, spinal cord
heart, brain, nerves
brain, nerves, neurons
What is the function of the nervous system?
sensory inputs, process information, motor output
to protect the body from harm.
Sensory input and motor output
Make decisions and process information
The Nervous System controls…
Center of the body
The hand
The left leg
Animals
All parts of the nervous system except for the brain and spinal cord
nerves
neuron
central nervous system
peripheral nervous system
A nerve cell that is specialized to transfer messages in the form of fast moving electrical energy
neuron
brain
medulla
cerebellum
Actions which are under your control
involuntary
voluntary
brain
vertebrae
What is the main function of the endocrine system?
It creates chemicals, or hormones, that are sent around the body to maintain homeostasis.
It creates electrical messages that are sent around the body to maintain homeostasis.
It maintains the correct level of oxygen in the body to maintain homeostasis.
It releases waste from the body to maintain homeostasis.
