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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 Nervous and Endocrine Systems
There are approximately 120,000,000 rods and 7,000,000 cones in the retina.
  1. True
  2. False
Grade 4 Nervous and Endocrine Systems
People have a better sense of smell than dogs do.
  1. True
  2. False
Grade 4 Anatomical Organization
The three main sections of the ear are                                        outer ear, middle ear, and inner ear                                       .
Grade 4 Skin, Skeleton, and Muscles
The bones of a baby are          softer         (harder/softer) than the bones of an adult.
Grade 4 Respiration, Digestion, and Excretion
In our digestive system, the large intestine absorbs all the nutrients we get from the food that we eat.
  1. True
  2. False
Grade 4 Nervous and Endocrine Systems
Our brain keeps processing          sounds          whether we are awake or asleep.
Grade 4 Respiration, Digestion, and Excretion
The           stomach          and small intestine work together to break down the food we eat.
Grade 4 Anatomical Organization
Located in the temporal lobe, the                   auditory cortex                   is the portion of the brain that is responsible for interpreting sounds.
Grade 4 Skin, Skeleton, and Muscles
The teeth of a toddler are called           primary          teeth.
Grade 4 Skin, Skeleton, and Muscles
What is intramuscular fat called?
  1. waste fat
  2. marbling
  3. fatty tissue
Grade 4 Respiration, Digestion, and Excretion
       Acid        is a dangerous chemical inside your stomach that kills bacteria in your food.
Grade 4 Anatomical Organization
An                organ system                is a group of organs that work together to carry on life functions.
Grade 4 Nervous and Endocrine Systems
Use the key below to color the parts of the human eye.
Eye Diagram

A) Muscles - orange

B) Cornea - white

C) Pupil - black

D) Lens - gray

E) Iris - green

F) Retina - brown

G) Optic nerve - red
Grade 4 Skin, Skeleton, and Muscles
The              muscles              move the body.
Grade 4 Circulatory and Immune Systems
The            heart            and blood vessels make up the circulatory system.
Grade 4 Skin, Skeleton, and Muscles
How many bones are in the adult skeleton?
Grade 4 Skin, Skeleton, and Muscles
Where is bone marrow found?
What does it do?
Grade 4 Respiration, Digestion, and Excretion
Which part of the digestive system does the most to digest food?
Grade 4 Nervous and Endocrine Systems
The lining of the cells in the back of the eye is the            retina          .
Grade 4 Respiration, Digestion, and Excretion
The lungs are part of the                  respiratory                  system.
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