Mid-term Exam Review - Hbs

31 Questions | Total Attempts: 277

SettingsSettingsSettings
Midterm Quizzes & Trivia

HBS review - Mid-term Exam


Questions and Answers
  • 1. 
    Nerves carry impulses toward the brain are
    • A. 

      Sensory neurons

    • B. 

      Efferent neurons

    • C. 

      Motor neurons

    • D. 

      Interneurons

  • 2. 
    A simple spinal reflex goes along with which of the following reflex arcs?
    • A. 

      Efferent neuron, interneuron, afferent neuron

    • B. 

      Afferent neuron, efferent neuron, interneuron

    • C. 

      Afferent neuron, interneuron, efferent neuron

    • D. 

      Efferent neuron, afferent neuron, interneuron

  • 3. 
    The ventral side of an organism is the 
    • A. 

      Front side

    • B. 

      Left side

    • C. 

      Back side

    • D. 

      Under side (belly)

  • 4. 
    Brain disease/disorder that progressively destroys the myelin sheaths of the neurons of the central nervous system is called 
    • A. 

      Parkinson’s disease

    • B. 

      Lou Gehrig’s disease

    • C. 

      Multiple sclerosis

    • D. 

      Huntington’s disease

  • 5. 
    Which membrane protein is responsible for restoring the orginial concentration of ions during the action potential?
    • A. 

      Na channel

    • B. 

      K channel

    • C. 

      Ca channel

    • D. 

      Na/K pump

  • 6. 
    Which protein hormone is produced by the pancreas to promote the increase in the sugar content of the blood by breaking down glycogen in the liver?
    • A. 

      Glucose

    • B. 

      Glucagon

    • C. 

      Thyroxine

    • D. 

      Insulin

  • 7. 
    An endocrine gland that stores and releases two hormones produced by the hypothallumus is called the
    • A. 

      Pancreas

    • B. 

      Hippocampus

    • C. 

      Pituitary

    • D. 

      Thyroid

  • 8. 
    The difference between a rod and a cone is 
    • A. 

      Cone sense color and rods sense faint light.

    • B. 

      Rods sense color and cones sense faint light.

    • C. 

      Rods sense faint light and color, cones only sense faint light.

    • D. 

      Cones sense color and faint light, rods only sense color.

  • 9. 
    What structure regulates the amount of light passing to the visual receptors of the eye?
    • A. 

      Aqueous humor

    • B. 

      Lens

    • C. 

      Cornea

    • D. 

      Iris

  • 10. 
    Eye disorder where the loss of vision is caused by damage to the optic nerve because of increased intraocular pressure.
    • A. 

      Myopia

    • B. 

      Glaucoma

    • C. 

      Cataracts

    • D. 

      Retinitsis pigmentosa

  • 11. 
    Light passes through the following structures in which order?
    • A. 

      Vitreous humor, lens, aqueous humor, cornea

    • B. 

      Cornea, aqueous humor, lens, vitreous humor

    • C. 

      Cornea, vitreous humor, lens, aqueous humor

    • D. 

      Aqueous humor, cornea, lens, vitreous humor

  • 12. 
    Restriction enzymes are derived from:
    • A. 

      Microorganisms.

    • B. 

      Bacteria.

    • C. 

      Viruses.

    • D. 

      All of the above.

  • 13. 
    Gel electrophoresis separates nucliec acids by:
    • A. 

      Shape.

    • B. 

      Size.

    • C. 

      Both shape and size.

    • D. 

      Neither shape or size.

  • 14. 
    Motor neurons
    • A. 

      Pick up signals through senses.

    • B. 

      Connect sensory neurons to motor neurons.

    • C. 

      Recieve signals from the central nervous system, causing movement.

    • D. 

      None of the choices are correct.

  • 15. 
    The difference between a rod and a cone is 
    • A. 

      Cone sense color and rods sense faint light.

    • B. 

      Rods sense color and cones sense faint light.

    • C. 

      Rods sense faint light and color, cones only sense faint light.

    • D. 

      Cones sense color and faint light, rods only sense color.

  • 16. 
    What is the best way to determine the gender of a skeleton?
    • A. 

      Using the skull and pelvis.

    • B. 

      Using the skull and humerus.

    • C. 

      Using the pelvis and femur.

    • D. 

      Using the femur and humerus.

  • 17. 
    What does DNA stand for?
    • A. 

      Deoxyribose Nucleotide Amalayze

    • B. 

      Deoxyribonuclecic Acid

    • C. 

      Decarbonuclecic Acid

    • D. 

      Deoxyribonuclecic Amalayze

  • 18. 
    The backbone of a DNA molecule is made of which two components?
    • A. 

      Phosphate molecules and ribose sugars

    • B. 

      Deoxyphosphate molecules and ribose sugars

    • C. 

      Deoxyphosphate molecules and deoxyribose sugars

    • D. 

      Phosphate molecules and deoxyribose sugars.

  • 19. 
    DNA is ___________ and will move through the gel toward the ___________ end of the electrophoresis chamber.
    • A. 

      Neutral, negative

    • B. 

      Negative, neutral

    • C. 

      Negative, positive

    • D. 

      Positive, negative

  • 20. 
    Epithelial cells can be found:
    • A. 

      In adipose tissue, blood, bone, cartilage.

    • B. 

      In neurons and neuroglia.

    • C. 

      Making up all muscles, including the heart.

    • D. 

      Lining organs and body cavities.

  • 21. 
    When examining the mandible (jaw), females tend to have a ____________ shape to it.
    • A. 

      Y

    • B. 

      U

    • C. 

      C

    • D. 

      V

  • 22. 
    Explain the four different types of tissue and their function.
  • 23. 
    What does it mean to have 20/20 vision? Be specific in your description and use your vocabulary words. 
  • 24. 
    List four structures that are common to all humans. Be sure to include their function as well. 
  • 25. 
    How do the three types of neurons work together to send and receive signals? Make sure you identify the three types, where they are found and what their function is.
Back to Top Back to top