Biology Final - Humans

30 Questions | Total Attempts: 44

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Biology Quizzes & Trivia

Biology Final - Humans


Questions and Answers
  • 1. 
    The pacemaker of the heart is:
    • A. 

      Atrioventricular valve

    • B. 

      Atrioventricular node

    • C. 

      Sinoatrial node

    • D. 

      Semilunar valve

  • 2. 
    Blood low in oxygen and high in carbon dioxide returns to which chamber of the heart?
    • A. 

      Left atrium

    • B. 

      Left ventricle

    • C. 

      Right atrium

    • D. 

      Right ventricle

  • 3. 
    The chambers that pump blod out of the heart are the:
    • A. 

      Atria

    • B. 

      Ventricles

    • C. 

      Aorta

    • D. 

      Pulmonary trunk

  • 4. 
    The fibers in the matrix of connective tissue are made of
    • A. 

      Carbohydrates

    • B. 

      Proteins

    • C. 

      Nucleic acids

    • D. 

      Lipids

  • 5. 
    The primary function of the circulatory system is to:
    • A. 

      Pump blood

    • B. 

      Stay alive

    • C. 

      Stop bleeding

    • D. 

      Transport materials from one part of the body to another

  • 6. 
    The portion of the blood that is fluid and acellular is:
    • A. 

      Plasma

    • B. 

      Protein

    • C. 

      Protein

    • D. 

      Formed elements

  • 7. 
    Neuroglia cells belong to which of the following tissues?
    • A. 

      Epithelial tissue

    • B. 

      Nervous tissue

    • C. 

      Connective tissue

    • D. 

      Muscle tissue

  • 8. 
    Blood, bone, and cartilage are example of:
    • A. 

      Epithelial tissue

    • B. 

      Connective tissue

    • C. 

      Nervous tissue

    • D. 

      Muscle tissue

  • 9. 
    Which of the following is NOT considered a basic tissue type?
    • A. 

      Epithelial tissue

    • B. 

      Cartilage tissue

    • C. 

      Nervous tissue

    • D. 

      Muscle tissue

  • 10. 
    The three types of muscles are:
    • A. 

      Skeletal, smooth, and cardiac

    • B. 

      Smooth, cardiac, and involuntary

    • C. 

      Skeletal, voluntary, and cardiac

    • D. 

      Skeletal, cardiac, and ridged

  • 11. 
    The different types of epithelia are named according to
    • A. 

      Cell size

    • B. 

      Location

    • C. 

      Cell shape and arrangement of layers

    • D. 

      Cell shape and location in the body

  • 12. 
    The heart and the blood vessels are seperate organs that form the
    • A. 

      Skeltal system

    • B. 

      Reproductive system

    • C. 

      Circulatory system

    • D. 

      Digestive system

  • 13. 
    A group of related organs that have a common function is called a(n)
    • A. 

      System

    • B. 

      Tissue

    • C. 

      Group

    • D. 

      Organism

  • 14. 
    From the smallest function units to the largest, the body is organized as follows:
    • A. 

      Cell, system, organ, tissue, body

    • B. 

      System, organ, tissue, cell, body

    • C. 

      Organ, cell, tissue, system, body

    • D. 

      Cell, tissue, organ, system, body

  • 15. 
    Goblet cells are found in whcih of the following tissues?
    • A. 

      Nervous tissue

    • B. 

      Epithelium

    • C. 

      Muscle tissue

    • D. 

      Connective tissue

  • 16. 
    Blood belongs to which major tissue type?
    • A. 

      Nervous

    • B. 

      Epithelial

    • C. 

      Muscle

    • D. 

      Connective

  • 17. 
    The tissue that is highly specialized for contraction is
    • A. 

      Nervous

    • B. 

      Epithelial

    • C. 

      Muscle

    • D. 

      Connective

  • 18. 
    Smooth muscle can be found:
    • A. 

      Attached to the skeleton

    • B. 

      In the wrist bones

    • C. 

      At the knee joint

    • D. 

      In internal organs

  • 19. 
    The circulation of blood from the heart to the lungs is called:
    • A. 

      Pulmonary circulation

    • B. 

      Systemic circulation

    • C. 

      Coronary circulation

    • D. 

      Renal circulation

  • 20. 
    When blood returns to the heart, it returns to the:
    • A. 

      Atria

    • B. 

      Ventricles

    • C. 

      Aorta

    • D. 

      Pulmonary trunk

  • 21. 
    Which type of formed element has a nucleus?
    • A. 

      White blood cell

    • B. 

      Red blood cell

    • C. 

      Platelet

    • D. 

      Erythrocyte

  • 22. 
    The tissue lining body cavities is the
    • A. 

      Epithelial

    • B. 

      Connective

    • C. 

      Nervous

    • D. 

      Muscle

  • 23. 
    The cells that are involved with defense and immunity are:
    • A. 

      Leukocytes

    • B. 

      Erythrocytes

    • C. 

      Platelets

    • D. 

      Red blood cells

  • 24. 
    Blood vessels that carry blood away from the heart are:
    • A. 

      Capillaries

    • B. 

      Veins

    • C. 

      Arteries

    • D. 

      Venules

  • 25. 
    The "enzyme that doesn't work" in gastric juice is
    • A. 

      HCl

    • B. 

      Mucus

    • C. 

      Pepsinogen

    • D. 

      All of the above

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