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Eighth Grade (Grade 8) Anatomy and Physiology Questions

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Grade 8 Circulatory and Immune Systems
Blood components that help the body to control bleeding are                  .
  1. red blood cells
  2. white blood cells
  3. platelets
  4. hemoglobin
Grade 8 Human Reproduction
What tube is used to transport semen out of the body?
  1. vas deferens
  2. Fallopian tube
  3. urethra
  4. seminal vesicle
Grade 8 Nervous and Endocrine Systems
What is a neuron?
  1. nerve cell
  2. muscle cell
  3. membrane
  4. thalamus
Grade 8 Circulatory and Immune Systems
At which site does oxygen diffuse into the blood?
  1. trachea
  2. bronchi
  3. alveoli
  4. bronchiole
Grade 8 Anatomical Organization
Which of the following is the highest level of organization of the human body?
  1. system
  2. tissue
  3. cell
  4. organism
  5. organ
Grade 8 Nervous and Endocrine Systems
Most neurons have either an axon or dendrites; few neurons have both.
  1. True
  2. False
Grade 8 Nervous and Endocrine Systems
Which action is an example of a voluntary response?
  1. digesting
  2. waving
  3. blinking
  4. breathing
Grade 8 Anatomical Organization
The liver is an example of a(n)
  1. cell.
  2. organ.
  3. organ system.
  4. tissue.
Grade 8 Respiration, Digestion, and Excretion
The lungs, nose, mouth, pharynx, and alveoli are structures of the                 system.
  1. lymphatic
  2. cardiovascular
  3. respiratory
  4. circulatory
Grade 8 Circulatory and Immune Systems
What blood vessels take deoxygenated blood to the heart?
  1. veins
  2. capillaries
  3. arteries
Grade 8 Human Reproduction
Which structure is represented by the letter A on the diagram of the female reproductive system?
Female Reproductive System
  1. ovary
  2. uterus
  3. endometrium
  4. Fallopian tube
Grade 8 Circulatory and Immune Systems
What large blood vessels take oxygenated blood from the heart to the body?
  1. veins
  2. capillaries
  3. arteries
Grade 8 Circulatory and Immune Systems
What organ is part of the circulatory system?
  1. pancreas
  2. kidneys
  3. brain
  4. heart
Grade 8 Circulatory and Immune Systems
Which letter shows where oxygenated blood enters the heart?
Heart Diagram
  1. B
  2. C
  3. D
  4. E
Grade 8 Nervous and Endocrine Systems
What nerve cells detect conditions in the body's environment?
  1. sensors
  2. neurons
  3. synapses
  4. receptors
Grade 8 Anatomical Organization
Organs are organized into a(n)                .
  1. cell
  2. organism
  3. system
  4. tissue
Grade 8 Respiration, Digestion, and Excretion
The gallbladder and pancreas are organs of the
  1. digestive system.
  2. nervous system.
  3. circulatory system.
  4. excretory system.
Grade 8 Circulatory and Immune Systems
Which body system is essential for life; is composed of heart, blood, and blood vessels; and circulates blood continuously to maintain homeostasis?
  1. blood vessels system
  2. digestive system
  3. excretory system
  4. cardiovascular system
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