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Eighth Grade (Grade 8) Anatomy and Physiology Questions

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Grade 8 Circulatory and Immune Systems
Capillaries have thin walls that allow                                                           .
  1. oxygen and nutrients to flow out of the blood to the cells
  2. blood to flow in very narrow places
  3. cuts to heal quickly
  4. blood to stop flowing if needed
Grade 8 Human Reproduction
Sex organs develop rapidly during                .
  1. adulthood
  2. childhood
  3. infancy
  4. puberty
Grade 8 Nervous and Endocrine Systems
Neurons are cells that                                         .
  1. give, receive, and handle information
  2. help your body to grow physically larger
  3. you do not have when you are first born
  4. only exist in your lungs
Grade 8 Human Reproduction
Which sex cell is produced in males?
  1. egg
  2. ovary
  3. testis
  4. sperm
Grade 8 Human Reproduction
What process involves an egg being discharged from an ovary?
  1. fertilization
  2. ovulation
  3. negative feedback
  4. freedom
Grade 8 Nervous and Endocrine Systems
A signal that can cause an organism to react is a                .
  1. stimulus
  2. life span
  3. response
  4. movement
Grade 8 Nervous and Endocrine Systems
The nervous system is divided into two main parts, the central nervous system and the
  1. southern nervous system.
  2. cerebral nervous system.
  3. polar nervous system.
  4. peripheral nervous system.
Grade 8 Human Reproduction
The release of an egg from an ovary is
  1. ovulation.
  2. fertilization.
  3. menstruation.
  4. afterbirth.
Grade 8 Nervous and Endocrine Systems
The releasing of saliva is a function of the                         .
  1. autonomic nervous system
  2. cerebellum
  3. cerebrum
  4. somatic nervous system
Grade 8 Human Reproduction
What provides protection for the embryo during development?
  1. umbilical cord
  2. scrotum
  3. amniotic sac
  4. placenta
Grade 8 Nervous and Endocrine Systems
The beating of the heart is a(n)                 response.
  1. learned
  2. controlled
  3. involuntary
  4. voluntary
Grade 8 Circulatory and Immune Systems
What do red blood cells not do?
  1. carry oxygen
  2. fight germs
  3. take carbon dioxide or waste away
Grade 8 Skin, Skeleton, and Muscles
The adult body is made up of                 bones.
  1. 350
  2. 206
  3. 296
  4. 256
Grade 8 Skin, Skeleton, and Muscles
What are the functions of the skeletal system?
  1. provides framework for the body and protective shields for softer tissues
  2. gives support
  3. serves as attachments for muscles
  4. acts with muscles when body parts move
  5. all of the above
  6. none of the above
Grade 8 Anatomical Organization
A muscle is an example of a(n)                .
  1. cell
  2. organ
  3. organ system
  4. tissue
Grade 8 Circulatory and Immune Systems
What kind of cells carry oxygen to the parts of the body through arteries and veins?
  1. white blood cells
  2. plasma
  3. red blood cells
  4. platelets
Grade 8 Human Reproduction
The joining of a sperm and an egg is differentiation.
  1. True
  2. False
Grade 8 Respiration, Digestion, and Excretion
Three organs of the digestive system that food does not pass through are the
  1. stomach, esophagus, and small intestine.
  2. liver, gall bladder, and pancreas.
  3. large intestine, small intestine, and stomach.
Grade 8 Circulatory and Immune Systems
Pulmonary veins carry blood from the lungs and are the only veins in your body that
  1. get rid of deoxygenated blood.
  2. carry liquid wastes.
  3. carry iron in them.
  4. carry oxygenated blood.
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