QQQ

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QQQ
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  1. Smallest living units of structure & function in the body?
    Cells
  2. Contraction of the uterus during birth of a baby...
    positive (add additional)
  3. Of the 10 characteristics of life, which is the least involved in homeostasis?
    Reproduction
  4. When many similar cells specialized to perform a certain function?
    Tissue
  5. Dorsal body cavity contains...
    brain & spinal cord
  6. Axilla is a term referring to which body region?
    armpit
  7. Anatomy is the study of the functions of an organism?
    True or False
    False
  8. Most of the feedback mechanism is the body are positive feedback?
    True or False
    False
  9. The atomic # of carbon is 6. How many unpaired electrons?
    4
  10. An ionic bond is formed by...
    a positive and a negative ion attracting each other.
  11. Which of the following is NOT one of the major groups of organic substance in the human body?
    salt
  12. Peptide bonds joined together molecules of _____  _____ .
    amino acids
  13. DNA
    Double helix strand of nucleotides.
  14. Unsaturated fats...
    will kink or bend because of double bonds between the carbon atoms.
  15. As the concentration of hydrogen ions (H+) increases...
    solution becomes more acidic.
  16. If the pH of a person's blood was 7.4, it would be described as?
    slightly alkaline
  17. The term that is used to describe all the chemical reactions that occurs in the body?
    metabolism
  18. Which of the following is not true of carbonhydrates?
    carbohydrates????
    All of the above are true of carbonhydrates.
  19. Which organelle processes & packages material to be secreted?
    golgi apparatus
  20. Materials can be moved from a low concentration to a high concentration through?
    active transport
  21. A membrane carrier structure attracts a solute to a binding site, changes shape, and release the solution on the other side of the cell membrane.
    carrier mediated transport
  22. The location at which the enzyme molecule binds to the substance?
    active site
  23. If a cell were placed in a hypertonic solution...
    there would be a net loss of water out of the cell.
  24. If a 20% glucose solution were separated from a 10% glucose solution by a permeable membrane water move from 10% solution...
    water would move from the 20% solution to 10% solution.
  25. 75% of the cell membrane is comprised of
    phospholipids
  26. Gated channels in the cell membrane can be opened by...
    all of the above
  27. Which of the following is not true of the citric acid cycle?
    Directly releases 36 ATP of energy.
  28. The shaft of a long bone is...
    diaphysis
  29. Two solution of different concentrations when dynamic equilibrium is...
    an even exchange of materials across the membrane.
  30. Water will move through the cell membrane by...
    osmosis
  31. A DNA molecule is characterized by all of the following except?
    ribose sugar
  32. The structure that holds two newly replicated DNA srtands together?
    Centromere
  33. Process that is initiated when the double strands of DNA segment separate nucleotides pair with DNA nucleotides?
    Transcription
  34. Type of RNA that carries information in many groups of nucleotides, anticodons, each of which codes for a specific amino acids?
    MRNA
  35. Type of RNA that has an anticodon and binds to a specific amino acids?
    TRNA
  36. Process that involves the movement of the MRNA with respect to the Ribosome?
    Translation
  37. Phase in which chromosomes become visible?
    Prophase
  38. Chromosomes align along the equator of spindle fibers...
    Metaphase
  39. Chromosomes move toward opposite poles of the cell...
    Anaphase
  40. Chromosomes elongate into chromatin from and spindle fibers disappear?
    Telephase
  41. Which type of epithelial tissue makes up the bladder?
    Transitional epithelium
  42. Keratinized stratified squamous epithelium is found in the _____?
    Epidermis
  43. How many layers make up Pseudostratiyfied epithelium?
    One
  44. Which of the following is the functional classification of the mammary glands?
    Apoerine (????)
  45. Which of the following is not characteristics of smooth muscles?
    Having intercalated disks.
  46. Microvilli assist epithelial tissue in _____ _____.
    absorbing nutrients
  47. The membrane lining the wall of the thoracic cavity is the _____ _____.
    parietal pleura
  48. Which type of tissue has the greates capacity to regenerate?
    epithelial
  49. Dene regular fibrious tissue is not found in which of the following?
    dermis of the skin
  50. 50
  51. 51
  52. 52
  53. 53
  54. 54
  55. 55
  56. 56
  57. 57
  58. 58
  59. 59
  60. 60
  61. 61
  62. 62
  63. 63
  64. 64
  65. 65
  66. As the amount of calcitonin in the blood increas, the amount of calcium...
    in the blood decreases.
  67. A person with a diet rich in calcium would probably have a ....
    both A & C are correct.
  68. The primary ossification center of a long bone is...
    in the diaphysis.
  69. Turn the hand palm posteriorly...
    pronation.
  70. Increase the angle of a joint...
    extension.
  71. Move the bone away from midline...
    abduction.
  72. Decrease the angle of a joint...
    flexion.
  73. Turn the palm anteriorly...
    supination.
  74. Move the part torard the midline...
    adduction.
  75. What are the most moveable joints in the body?
    synovial
  76. In terms of function, which is considered an immoveable joint?
    synarthrosis
  77. Which joints allows for the widest range of movement?
    ball & socket
  78. Stretching the foot down and back and pointing the toe is called?
    plantar flexion
  79. The ability of muscle cells to respond to nerve stimuli is called?
    irritability
  80. The purpose of creatine phosphate in muscle contraction is?
    replenish energy supply
  81. Skeletal muscles are innervated by...?
    somatic motor neurons
  82. A motor unit is mostly correctly described as a?
    muscle fiber
  83. All of the following are characteristics of smooth muscle except?
    thin & thick filaments are aligned in xxxxxx like skeletal muscles
  84. Muscle contraction will continue as long as...
    • the calcium ions are attached to the troponin.
    • [IS THIS CORRECT]
  85. The strength of a muscle contraction is influenced...
    all of the above are correct.
  86. Which part of the sacromere stays stays the same size during contraction?
    A Band
  87. Explain muscle contraction?
    Calcium is released from sacroplasmic reticulum. Calcium binds to troponin. active sites on Actin are exposed. Myosin head binds to an active site. The myosin head moves & pulls Actin aloung with it.
  88. Which is true of action potential?
    Na+ ions move extracellularly.
  89. Small distinct regions of gray matter in the central nervous system?
    nuclei
  90. Compared with the outside of the neuron, the inside has...
    negative charge
  91. Dopamine, epinephrine and norepinephrine are classified...
    atecholamines
  92. The autonomic nervous system does not stimulate...
    skeletal muscles
  93. Which is the only glia cells that is found outside of CNS?
    Schwann Cell
  94. Neurons have, at best, a limited avility to repair themselves?
    True or False
    True
  95. There is a time when a neuron will not send a nerve impulse no matter how strong the stimulus is?
    True or False
    True
  96. The blood-brain barrier is so effective that only water molecules are able to cross it?
    True or False
    False
  97. Describe Neuromuscular Junction
    • Ca++ enters synaptic end bulb, NT released, NT binds to receptor, Na+ enters the postsynabtic cell, ACHF activated to inactivate ACH.
    • [REVIEW...???]
  98. The thalamus acts as a relay station for ascending sensory impulses?
    True or False
    False
  99. Aince her fall several weeks ago, Juanita has dyssfacia Her arousal and/or alerting mechanisms apparently are not functioning properly. What specific area of the brain mos likely responsible for these factors?
    Thalamus
  100. Impulses sent over which of the following traits could result in voluntary movement, especially of the hands, fingers, feet and toes of the opposite side?
    lateral corticospinal
  101. Which of the following structure is not part of the diencephalon?
    pineal body
  102. The corpus callosum connects...
    cerebral hemisphere
  103. Cerebrospinal Fluid is formed by filration of blood in...
    choroid plexuses
  104. When someone close to you dies, you feel a sense of sorrow among other emotions. Your ability to experience emotions is the result of...
    limbic system
  105. Which of the following is not a plexus of the spinal nerves?
    brachial
  106. Nerve impulses over the _____ nerve cause increased peristalsis and decreased heart rate.
    vagus
  107. A mixed nerve is one that...
    carries both sensory and motor fibers.
  108. Damage to the _____ nerve could make the diaphragm unable to function.
    Phrenic
  109. The peripheral nervous system includes...
    cranial nerves, spinal cord, spinal nerves and their branches.
  110. Which of the following is not a branch of the trigeminal nerve?
    zygomatic nerve
  111. Which of the following cranial nerves is not associated with eye movement?
    trigeminal
  112. What si the difference between a somatic reflex and an autonomic reflex?
    A somatic reflex is caused by contraction of skeletal muscles, whereas an autonomic reflex consists of contraction of smooth or cardiac muscles or secretions of glands.
  113. The sensory cranial nerves include...
    olfractory, optic and vestibulocochlear.
  114. Each spinal nerve attaches to the spinal cord by means of two roots?
    True or False
    True
  115. The phrenic nerve exits from the brachial plexus?
    True or False
    False
  116. Peripheral motor neuron cell bodies are located in the dorsal root ganglia of the spinal nerves?
    True or False
    False
  117. Which of the following is not an example of sympathetic stimulation?
    Constriction of the bronchioles.
  118. All the following are examples of para-sympatheic stimulations except...
    increased slaivation
  119. The pupils of the child's eyes became dilated and the heart and respiratory rates increased. These symptoms were caused by stimulation of...
    the sympathetic nervous system.
  120. Which of the following would not be a major effector of autonomic nervous system?
    skeletal muscle
  121. Which is not true about parasympathetic post ganglia neurons?
    They produce nor-epineprine as a neurotransmitter.
  122. How do dually innervated and singly innervated autonomic effectors differ?
    Dually innervates effectors are connected to both divisions of the ANS, shile shingly innervated effectors are only connected to the sympathetic division.
  123. Both sympathetic and parasympathetic divisions are tonically active
    continually conduct impulses to autonomic effector.
  124. Norepinephrine is liberated...
    by sympathetic preganglionic nerve endings.
  125. Acetylcholine can stimulate _____ receptors.
    nicotinic
  126. Gustatory cells are responsible for the sense of taste?
    True or False
    True
  127. Free nerve endings respond to all the following stimuli except...
    strength of muscle contraction
  128. Both olfactory receptors and taste buds are _____.
    chemoreceptors
  129. The tympanic membrane...
    (pick one)
    is also known as the inner ear.
  130. The white of the eye is referred to as _____.
    sclera
  131. The function of the lacrimal apparatus
    secrete tears
  132. The thalamus serves as a relay statioin for all sensory signals except _____.
    smell

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