Anatomy & Physiology Benchmark #1 Review

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Anatomy & Physiology Benchmark #1 Review - Quiz

Questions and Answers
  • 1. 
    A cross bridge is formed when myosin heads bind to  
    • A. 

      Troponin

    • B. 

      Actin

    • C. 

      Tropomyosin

    • D. 

      Ca++

    • E. 

      Ca-

  • 2. 
    A distinction between motor neurons and sensory neurons is that
    • A. 

      Motor neurons send messages to the sensory receptor cells, whereas sensory neurons send messages from the sensory receptor cells.

    • B. 

      Motor neurons send messages to muscles and glands in the peripheral nervous system, whereas sensory neurons send messages from the somatosensory cortex.

    • C. 

      Motor neurons carry information away from the central nervous system, whereas sensory neurons carry information to the central nervous system.

    • D. 

      Motor neurons connect to interneurons, whereas sensory neurons do not.

  • 3. 
    A movement that decreases angle between articulating bones
    • A. 

      Flexion

    • B. 

      Extension

    • C. 

      Protraction

    • D. 

      Retraction

  • 4. 
    All of the following are functions of the skin EXCEPT:
    • A. 

      Vitamin D synthesis

    • B. 

      Negative feedback control of blood pressure

    • C. 

      Thermoregulation

    • D. 

      Barrier against infection

    • E. 

      Sensation

  • 5. 
    Burns that affect all layers of the skin and may not be painful due to the damage to nerve endings are classified as
    • A. 

      First degree, partial thickness

    • B. 

      Second degree, partial thickness

    • C. 

      Third degree, full thickness

    • D. 

      First degree, full thickness

  • 6. 
    Cooling the surface of the skin and producing perspiration is the primary function of
    • A. 

      Ceruminous gland activity

    • B. 

      Sebaceous gland activity

    • C. 

      Adrenal gland activity

    • D. 

      Sudoiferous gland activity

  • 7. 
    Excessive exposure to UV light may damage
    • A. 

      Cellular DNA, resulting in mutations

    • B. 

      Connective tissue and cause wrinkling

    • C. 

      Chromosomes and cause cancer

    • D. 

      All of the above

  • 8. 
    Formed by Schwann cells in the PNS?
    • A. 

      Nodes of Ranvier

    • B. 

      Unmyelinated Axons

    • C. 

      Dendrites

    • D. 

      Myelin Sheath

  • 9. 
    Homeostasis can be defined as the existence and maintenance of a relatively constant enviroment within the body.
    • A. 

      True

    • B. 

      False

  • 10. 
    How many pairs of cranial nerves are there?
    • A. 

      5 pairs

    • B. 

      12 pairs

    • C. 

      1 pair

  • 11. 
    Imagine a line drawn between the eyes to make a right and left side, what type of plane would that be considered?
    • A. 

      Frontal

    • B. 

      Sagittal

    • C. 

      Lateral

    • D. 

      Anterior

  • 12. 
    In a car accident, a person sustained major trauma to his brain and the spinal cord region of his neck. Damage, in this case, was mainly to areas of the
    • A. 

      Autonomic nervous system.

    • B. 

      Somatic nervous system

    • C. 

      Central nervous system

  • 13. 
    In a patient with Spinal Muscular Atrophy, the most frequent cause of death is ________________________.
    • A. 

      Organ failure

    • B. 

      Respiratory infection

    • C. 

      Heart attack

    • D. 

      Dehydration

  • 14. 
    In the anatomical position the subject
    • A. 

      Is lying down.

    • B. 

      Has arms placed above the head.

    • C. 

      Is standing upright facing the observer with the palms backwards.

    • D. 

      Is standing upright facing the observer with the palms forward.

  • 15. 
    In the diagram, where are the ridges that serve as fingerprints?
    • A. 

      A

    • B. 

      F

    • C. 

      G

    • D. 

      H

  • 16. 
    In the diagram, where is the arrector pili muscle?
    • A. 

      C

    • B. 

      D

    • C. 

      E

    • D. 

      F

    • E. 

      G

  • 17. 
    In the diagram, where is the sebaceous gland?
    • A. 

      C

    • B. 

      D

    • C. 

      E

    • D. 

      F

    • E. 

      H

  • 18. 
    Information in neurons usually flows in what order?
    • A. 

      Soma, dendrites, axon

    • B. 

      Dendrites, soma, axon

    • C. 

      Dendrites, myelin, axon terminals

    • D. 

      Axon, soma, axon terminals

  • 19. 
    Jimmy went ice skating and fell and hit his head. After he got up he had problems with his vision. What structure of the brain was most likely affected?
    • A. 

      Occipital Lobe

    • B. 

      Parietal Lobe

    • C. 

      Prefrontal Cortex

    • D. 

      Frontal Lobe

  • 20. 
    John has some paralysis and loss of sensation in his right side after a motorcycle accident. It is likely that there is brain damage in the
    • A. 

      Left hemisphere

    • B. 

      Cerebellum

    • C. 

      Right hemisphere

  • 21. 
    Label B
    • A. 

      Biceps Brachii

    • B. 

      Latissimus Dorsi

    • C. 

      Buccinator

    • D. 

      Pectoralis Major

  • 22. 
    Label G is on
    • A. 

      Gastrocnemius

    • B. 

      Deltoid

    • C. 

      Sartorius

    • D. 

      Latissimus Dorsi

  • 23. 
    Label I is on
    • A. 

      Gastrocnemius

    • B. 

      Tibialis

    • C. 

      Sartorius

    • D. 

      Latissimus Dorsi

  • 24. 
    Label J is on
    • A. 

      Gastrocnemius

    • B. 

      Biceps Femoris

    • C. 

      Sartorius

    • D. 

      Tibialis

  • 25. 
    Label M is on
    • A. 

      Gastrocnemius

    • B. 

      Deltoid

    • C. 

      Sartorius

    • D. 

      Latissimus Dorsi

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