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WorksheetsHuman Body Systems Practice Test
Total questions: 50
Worksheet time: 4hrs 58mins
Name
Class
Date
1.
Which of the following is NOT a function of the Skeletal System?
a)
Support the body & help with movement
b)
Protect internal organs
c)
Produce blood cells
d)
Helps you breathe
2.
Which of the following is NOT a function of the Muscular system?
a)
Pumps blood through your body
b)
Helps you breathe
c)
Pushes food through your digestive system
d)
Makes blood cells
3.
Which of the following is NOT a function of the Respiratory System?
a)
Helps with movement
b)
Removes carbon dioxide
c)
Takes in Oxygen
d)
Helps you breathe
4.
Which of the following is NOT a function of the Cardiovascular/Circulatory system?
a)
Moves blood through the body.
b)
Absorbs nutrients from food.
c)
Delivers oxygen to cells.
d)
Transports wastes out of the body.
5.
Which of the following is NOT a function of the Lymphatic System?
a)
Makes blood cells.
b)
Returns excess fluid to the blood.
c)
Helps the body prevent and fight disease.
d)
Moves lymph fluid through the body.
6.
Which of the following is NOT a function of the Immune System?
a)
Recognize and attack foreign substances in the body.
b)
Protects the body from pathogens.
c)
Fight infection and disease.
d)
Controls the actions and reactions of the body.
7.
Which of the following is NOT a function of the Integumentary System?
a)
Provides external protection against pathogens
b)
Lowers the body's temperature by sweating when overheated.
c)
Produces Melenin and Vitimin D when exposed to the sun.
d)
Eliminates Carbon Dioxide waste from the body.
8.
Which of the following is NOT a function of the endocrine system.
a)
Responsible for the changes that occur to your body as you go through puberty.
b)
Uses chemical messengers called hormones to communicate with other body systems.
c)
Controls body functions and helps to maintain homeostasis.
d)
Eliminates wastes from the body.
9.
Which of the following is NOT a function of the Excretory System?
a)
Filters toxic waist from the blood.
b)
Eliminates cellular waste from the body.
c)
Uses hormones to send chemical signals to the body.
d)
Regulates the body's water content.
10.
Which of the following is NOT a function of the digestive system?
a)
Absorbs vitamins and nutrients the body needs.
b)
Regulates the body's internal temperature.
c)
Breaks down food into nutrients the body can use.
d)
Eliminates solid waste from the body.
11.
Which of the following is NOT a function of the nervous system?
a)
Allows you to see, hear, touch, feel and smell the world around you.
b)
Allows you to experience sensations and respond to stimuli from the environment.
c)
Controls the actions and reactions of your body.
d)
Produces hormones to help the body maintain homeostasis.
12.
The eye belongs to the nervous system, which is responsible for sending, receiving and processing information sent through nerve impulses. How do eyes help organisms maintain homeostasis?
a)
Eyes allow the organism to sense touch and feel pain.
b)
Eyes help the organism sense light and motion.
c)
Eyes allow organisms to sense vibrations.
d)
Eyes allow organisms to sense taste and smell.
13.
Which of the following is NOT a function of the reproductive system?
a)
Produces gender specific hormones; estrogen in females and testosterone in males.
b)
Produces sex cells; sperm cells in males, egg cells in females.
c)
Allows for reproduction and the production of offspring.
d)
Controls the changes that occur during puberty.
14.
If you cut your finger and a few days later your finger is swollen and infected, which body system is not doing it's job?
a)
excretory
b)
immune
c)
cirulatory
d)
endocrine
15.
Which example best illustrates how the skeletal system and nervous system work together?
a)
the skeleton protects the brain and spinal cord.
b)
the brain determines how the skeleton develops.
c)
the brain and spinal cord hold the skeleton together.
d)
the skeletal system works as a part of the nervous system.
16.
Choose the answer that BEST describes the lymphatic system's job.
a)
to obtain oxygen for body cells and to eliminate carbon dioxide from the body.
b)
to break down the nutrients in food so it can be used by body cells.
c)
to deliver oxygen to the body cells and to remove wastes.
d)
to collect excess fluid and return it to the bloodstream.
17.
At the begining of the School year, Chloe was 4 feet 10 inches tall. By the end of the year she had grown to be 5 feet 1 inch tall. Which statement best explains this change?
a)
Her nervous system controls everything in her body so her growth was controlled by this system.
b)
Her endocrine system released hormones that control her growth and development as she goes through puberty.
c)
Her digestive system released extra nutrients from her food to help her grow faster this year.
d)
Her circulatory system created more new cells so she would grow taller.
18.
What is the best way to describe homeostasis?
a)
division of cells that make up the body
b)
regulation of the environment outside the body
c)
maintenance of a stable environment inside the body
d)
removal of waste materials produced by the cells of the body
19.
Dr. Tasha is examining one of her patients. She recognizes that the patient’s body is not returning fluid to the bloodstream as it should. Dr. Tasha also learns that the patient is getting sick often and is less able to fight infections than a healthy person. Tasha will most likely tell her patient that the problem is with which body system?
a)
the endocrine system
b)
the lymphatic system
c)
the reproductive system
d)
the digestive system
20.
This is a neuron. How does information about how food tastes travel through this cell to the brain?
a)
Part B receives the taste information, causing a chemical signal to be sent along part C.
b)
Part D receives the taste information, causing a chemical signal to be sent along part B.
c)
Part B receives the taste information, causing an electrical signal to be sent along part C.
d)
Part D receives the taste information, causing an electrical signal to be sent along part B.
21.
Respiration. Cells do it, but so do we. What is the best way to describe respiration?
a)
Respiration is the same things as inhailing and exhaling oxygen.
b)
Respiration is the process of breathing in oxygen through the lungs.
c)
Respiration is the exchange of oxygen and carbon dioxide in the lungs.
d)
Respiration includes inhailing and exhaing from the lungs but it is also a chemical reaction in cells that uses oxygen and glucose to make energy.
22.
When you eat food you should chew it carefully. Which answer choice best explains what happens when you chew your food?
a)
You are performing peristalsis.
b)
You are chemically digesting your food.
c)
You are mechanically digesting your food.
d)
You are mixing saliva and bile into your food.
23.
Which statement best explains how the lymphatic system and the cardiovascular system work to maintain homeostasis?
a)
The cardiovascular system regulates all other body systems, and the lymphatic system helps return leaked fluid to the blood.
b)
The cardiovascular system breaks down food into smaller nutrients, and the lymphatic system returns fluid to the blood.
c)
The cardiovascular system filters bacteria from the blood, and the lymphatic system delivers nutrients to all cells in the body.
d)
The cardiovascular system helps maintain body temperature, and the lymphatic system helps return leaked fluid to the blood.
24.
Your elbow is a flexible joint that allows your arm to bend and straighten. What type of joint is the elbow?
a)
pivot
b)
hinge
c)
gliding
d)
ball and socket
25.
Your skin is part of the integumentary system. What is the main function of the integumentary system?
a)
support
b)
nutrition
c)
protection
d)
gas exchange
26.
The mouth, esophagus, stomach, small and large intestine are all important parts of the digestive system. Which statement below correctly describes one of these structures?
a)
the small intestine connects the mouth to the stomach
b)
the large intestine absorbes water from digested materials
c)
the stomach absorbes nutrients from digested material
d)
the mouth produces bile and stores food for digestion
27.
Your pharynx, bronchi and alveoli are part of which body system?
a)
circulatory system
b)
lymphatic system
c)
respiratory system
d)
endocrine system
28.
Involuntary muscle actions are anything that a person cannot control. which of the following is an example of involuntary actions.
a)
Scratching an itch on the back of your leg.
b)
Cracking your knuckles.
c)
Taking a deep-relaxing breath.
d)
Your heart beat decreasing when you drift off to sleep.
29.
Voluntary muscle actions are anything that a person chooses to move, change or control. Which of the following is an example of a Voluntary muscle action?
a)
Your eyes squinting when the bright sun shines on your face.
b)
Hiccups!
c)
Your hand quickly pulling away from a hot stove top.
d)
Brushing your hair out of your face so you can see better.
30.
Which of the following best explains the interaction between the digestive system and the respiratory system?
a)
To use the energy in food broken down by the digestive system, the body needs oxygen obtained by the respiratory system.
b)
The main function of the respiratory system is to control, coordinate, and regulate most of the functions of the digestive system.
c)
Coordination between the respiratory and digestive systems is necessary because the digestive system obtains oxygen needed by the respiratory system.
d)
The digestive system obtains nutrients from the food that is eaten, and the respiratory system transports the nutrients to the brain where they are needed.
31.
What is one of the functions of bone marrow?
a)
bone marrow eventually hardens into solid bone.
b)
bone marrow makes cartilage for the ends of the bone.
c)
bone marrow makes blood cells.
d)
bone marrow helps filter the blood and removes wastes.
32.
If you were to build a model of the respiratory system, which item would be the best item to represent the lungs?
a)
a garden hose
b)
straws
c)
construction paper
d)
balloons
33.
You have been investigating human body systems. Which list includes three body systems that have the most similar functions?
a)
digestive system, nervous system & skeletal system
b)
immune system, integumentary system & lymphatic system
c)
circulatory system, digestive system & respiratory system
d)
reproductive system, endocrine system & lymphatic system
34.
Lipase is an enzyme that breaks down the fat in food molecules into smaller molecules. Which of the following best describes how lipase works?
a)
absorption
b)
indigestion
c)
chemical digestion
d)
mechanical digestion
35.
As you get older your muscles weaken; which of the following is the most likely result of weak muscles?
a)
loss of bone marrow
b)
damage to bones
c)
difficulty standing and walking
d)
loss of involuntary muscle control
36.
The failure of body systems can disrupt homeostasis. The failure of which body system can cause an IMMEDIATE problem?
a)
Digestive system
b)
Reproductive System
c)
Respiratory System
d)
Urinary System
37.
Which disorder causes blood sugar levels to be much higher at all times?
a)
asthma
b)
diabetes
c)
Osteoporosis
d)
thyroid disease
38.
During adolescence, children begin to grow into adults as their reproductive systems mature. Which of the following is NOT a development that happens at this stage of life?
a)
The person loses flexibility.
b)
Body and facial hair appear.
c)
In boys, the voice deepens.
d)
In girls, menstruation begins.
39.
Calcium and vitamin D are vital nutrients that the body needs. People who do not get enough of them may develop a disorder called osteoporosis. This image shows how osteoporosis affects the body. Which of the following is more likely to happen to a person who has this disorder?
a)
injuries such as broken bones
b)
injuries such as loss of eyesight
c)
injuries such as bruised muscles
d)
injuries such as cuts and scrapes
40.
What does this system provide for the body?
a)
nutrients
b)
carbon dioxide
c)
water
d)
oxygen
41.
Some diseases cause a person’s kidneys to not function properly. A dialysis machine is a device that does the work of a person’s kidneys. What does a dialysis machine do?
a)
breaks down nutrients
b)
transports oxygen through the bloodstream
c)
filters waste from the blood
d)
regulates body temperature
42.
Imagine floating on an inner tube in a river and you look over and see an alligator right next to you! Your body's endocrine system will send an adrenaline rush through your body causing your heart rate to increase among other things. How does the endocrine system send messages through your body to tell your heart to beat faster?
a)
It sends electrical signals through nerves to your heart.
b)
It sends cells through the tissues of your body to your heart.
c)
It sends hormones through your bloodstream to your heart.
d)
It sends chemicals through axon terminals to your heart.
43.
Which of the following is NOT part of the nervous system?
a)
Neurons
b)
Spinal cord
c)
Brain
d)
Kidneys
44.
How do the muscular system and skeletal system work together?
a)
Muscles connect to the skeleton to keep the bones from falling apart.
b)
Muscles pull on the skeleton to help the body move.
c)
The bone marrow of the skeleton makes muscle cells to help muscles grow.
d)
Muscles surround and protect the skeleton from damage.
45.
How does the circulatory system help the digestive system maintain homeostasis within your body?
a)
the circulatory system transports nutrients from the digestive system to the cells of the body.
b)
the circulatory system transports oxygen from the digestive system to the cells of the body.
c)
the circulatory system removes waste from the digestive system.
d)
the circulatory system fights infections that come in through the digestive system.
46.
Which of the following describes an example of how the excretory and digestive systems work together?
a)
The digestive system absorbes nutrients from food and the excretory system gets rid of wastes produced by the body.
b)
The digestive system breaks down food and the excretory system releases hormones to the body.
c)
The digestive system breaks down food and the excretory system delivers the nutrients to the cells of the body.
d)
The digestive system absorbs nutrients from food and the excretory system releases hormones to the body.
47.
When you are dehydrated which body system is the least likely to be affected?
a)
circulatory system
b)
digestive system
c)
excretory system
d)
reproductive system
48.
Smog in parts of China is a major health concern. Smog is a buildup of air pollution to levels that are hazardous to a person's health. Which body system would be most affected by smog?
a)
circulatory system
b)
reproductive system
c)
respiratory system
d)
integumentary system
49.
How do the excretory and integumentary systems work together to help maintain homeostasis?
a)
both systems eliminate wastes from the body
b)
both systems protect the body from pathogens
c)
both systems help the body regulate its temperature
d)
both systems absorb nutrients for the body
50.
What is the main function of the reproductive system?
a)
to produce offspring
b)
to eliminate waste
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