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Fourth Grade (Grade 4) Anatomy and Physiology Questions

You can create printable tests and worksheets from these Grade 4 Anatomy and Physiology questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

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Grade 4 Respiration, Digestion, and Excretion
If part of the liver is removed, it can grow back.
  1. True
  2. False
Grade 4 Respiration, Digestion, and Excretion
The main function of taste is to
  1. make you happy.
  2. encourage the body to start the digestive process.
  3. break down food.
  4. keep you from eating things you do not like.
Grade 4 Nervous and Endocrine Systems
The spinal cord is the largest bundle of nerves connected to the brain.
  1. True
  2. False
Grade 4 Nervous and Endocrine Systems
Sight, hearing, taste, touch, and smell are senses that help animals detect                 in their environment.
  1. changes
  2. senses
  3. weather
  4. food
Grade 4 Circulatory and Immune Systems
The heart is the main organ in the respiratory system.
  1. True
  2. False
Grade 4 Skin, Skeleton, and Muscles
A cuspid is a kind of tooth with a sharp point used to tear food. How many cuspids do adults have?
  1. 0
  2. 1
  3. 4
  4. 9
Grade 4 Respiration, Digestion, and Excretion
What does saliva do? (Select all that apply.)
  1. causes mechanical digestion
  2. causes chemical digestion to occur
  3. makes food soft and easier to swallow
Grade 4 Nervous and Endocrine Systems
Light enters the eye through an opening called the
  1. sclera.
  2. pupil.
  3. retina.
  4. iris.
Grade 4 Skin, Skeleton, and Muscles
No two people have identical fingerprints.
  1. True
  2. False
Grade 4 Nervous and Endocrine Systems
Which part of the ear passes vibrations to the middle ear?
  1. eardrum
  2. inner ear
  3. outer ear
  4. nerve cells
Grade 4 Skin, Skeleton, and Muscles
It takes 17 muscles in the face to smile and 43 muscles to frown.
  1. True
  2. False
Grade 4 Skin, Skeleton, and Muscles
Teeth help us to
  1. bike.
  2. talk.
  3. swim.
  4. write.
Grade 4 Skin, Skeleton, and Muscles
In a lifetime, how many sets of teeth do humans have?
  1. one
  2. two
  3. twenty
  4. thirty-two
Grade 4 Circulatory and Immune Systems
A child's heart beats, on average, between 80 and 120 times a minute.
  1. True
  2. False
Grade 4 Nervous and Endocrine Systems
The                 is responsible for activities your body does automatically.
  1. brain stem
  2. brain center
  3. nucleus
  4. heart
Grade 4 Circulatory and Immune Systems
Why does your heart rate change?
  1. It depends on the time of day.
  2. It depends on what activity you are doing.
  3. It depends on your age.
  4. It depends on what you eat.
Grade 4 Skin, Skeleton, and Muscles
At what age do we usually start to get permanent teeth?
  1. ninety-nine years
  2. sixteen years
  3. two months
  4. six years
Grade 4 Nervous and Endocrine Systems
The pupil adjusts to the amount of light by dilating or contracting.
  1. True
  2. False
Grade 4 Skin, Skeleton, and Muscles
Who has twenty primary teeth?
  1. newborn babies
  2. teenagers
  3. adults
  4. young children
Grade 4 Skin, Skeleton, and Muscles
The eight                 teeth have a flat edge used to cut food.
  1. incisor
  2. baby
  3. permanent
  4. molar
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