Human Anatomy Quiz
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Human Anatomy Quiz

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@FieryBodhran

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Questions and Answers

What separates the thoracic cavity from the abdominal cavity?

  • Pleural cavity
  • Diaphragm (correct)
  • Pericardial cavity
  • Mediastinum
  • Which of the following structures is located within the mediastinum?

  • Heart (correct)
  • Urinary bladder
  • Spleen
  • Lungs
  • Which organs are found in the abdominal cavity?

  • Liver and stomach (correct)
  • Reproductive organs
  • Urinary bladder
  • Heart and lungs
  • The pelvic cavity houses which of the following?

    <p>Final portion of large intestine</p> Signup and view all the answers

    What is the primary function of the autonomic nervous system?

    <p>To maintain homeostasis by regulating visceral and glandular functions</p> Signup and view all the answers

    Which part of the autonomic nervous system is primarily active during stress?

    <p>Sympathetic Nervous System</p> Signup and view all the answers

    How many neurons are involved in the conduction of impulses in visceral nerve pathways?

    <p>Two</p> Signup and view all the answers

    What term describes the junction between neurons?

    <p>Synapse</p> Signup and view all the answers

    Which neurotransmitter is typically used in the sympathetic nervous system?

    <p>Norepinephrine</p> Signup and view all the answers

    What is the typical body state associated with the parasympathetic nervous system?

    <p>Rest and digest</p> Signup and view all the answers

    Where do the preganglionic and postganglionic neurons synapse?

    <p>In an autonomic ganglion</p> Signup and view all the answers

    Which part of the autonomic nervous system helps in conserving energy?

    <p>Parasympathetic Nervous System</p> Signup and view all the answers

    What is the primary function of the cardiovascular system?

    <p>Blood distribution and body temperature control</p> Signup and view all the answers

    Which organ system is responsible for producing oocytes and supporting embryo development?

    <p>Reproductive body system (female)</p> Signup and view all the answers

    What is the role of the kidneys in the urinary system?

    <p>Filter blood and excrete waste</p> Signup and view all the answers

    Which structure is part of the central nervous system?

    <p>Brain</p> Signup and view all the answers

    What is one of the functions of the respiratory system?

    <p>Deliver air to alveoli for gas exchange</p> Signup and view all the answers

    What is the function of endocrine glands?

    <p>Direct long-term changes in other organ systems</p> Signup and view all the answers

    What is a major organ of the digestive system?

    <p>Esophagus</p> Signup and view all the answers

    Which function is performed by the integumentary system?

    <p>Protection and temperature regulation</p> Signup and view all the answers

    What is the primary responsibility of the somatic division of the nervous system?

    <p>Innervation of skin and muscles under voluntary control</p> Signup and view all the answers

    Which component is NOT part of the urinary system?

    <p>Liver</p> Signup and view all the answers

    Which fibers enter the spinal cord through the posterior roots of spinal nerves?

    <p>Somatic sensory fibers</p> Signup and view all the answers

    What is the primary function of preganglionic fibers in the sympathetic system?

    <p>To synapse with postganglionic neurons</p> Signup and view all the answers

    In which spinal nerve regions do sympathetic nerve roots emerge?

    <p>T1-L2</p> Signup and view all the answers

    Which of the following ganglia is considered a prevertebral ganglion?

    <p>Celiac ganglia</p> Signup and view all the answers

    What happens to sympathetic fibers after they enter the sympathetic chain?

    <p>They may travel up or down the chain before synapsing</p> Signup and view all the answers

    Which cranial nerves are primarily associated with the parasympathetic nerve roots?

    <p>Cranial nerves III, VII, IX, and X</p> Signup and view all the answers

    What is a unique feature of postganglionic fibers in the sympathetic system?

    <p>They run adjacent to arteries to reach target organs</p> Signup and view all the answers

    Which of the following statements about the visceral sensory fibers is true?

    <p>They enter through posterior roots along with somatic sensory fibers</p> Signup and view all the answers

    Where are the cell bodies of the parasympathetic nervous system located?

    <p>Brainstem and S2-S4 segments of the spinal cord</p> Signup and view all the answers

    Which cranial nerve is NOT involved in the cranial outflow of the parasympathetic nervous system?

    <p>Accessory nerve</p> Signup and view all the answers

    What is the main target of the postganglionic fibers in the parasympathetic system?

    <p>Salivary and lacrimal glands</p> Signup and view all the answers

    What describes the nature of visceral sensory fibers in the autonomic nervous system?

    <p>They relay information about normal physiological processes.</p> Signup and view all the answers

    In the sacral outflow, where do the preganglionic fibers synapse?

    <p>At PSNS ganglia on or in walls of target organs</p> Signup and view all the answers

    Which of the following organs is NOT innervated by the parasympathetic nervous system?

    <p>Heart</p> Signup and view all the answers

    Which cranial nerve has the broadest effect on parasympathetic innervation?

    <p>Vagus nerve (X)</p> Signup and view all the answers

    Which part of the body does NOT receive innervation from the sacral outflow of the parasympathetic nervous system?

    <p>Pancreas</p> Signup and view all the answers

    What components make up the enteric innervation within the walls of the gastrointestinal tract?

    <p>Myenteric plexus and submucosa plexus</p> Signup and view all the answers

    Which symptom is NOT associated with Horner syndrome?

    <p>Hyperhidrosis</p> Signup and view all the answers

    What is the primary function of lymph nodes in the lymphatic system?

    <p>Filter lymph and trap foreign antigens</p> Signup and view all the answers

    The major thoracic duct drains lymph from which of the following areas?

    <p>Left head, left arm, abdomen, pelvis, and legs</p> Signup and view all the answers

    What is true about the enteric nervous system compared to the spinal cord?

    <p>It can operate independently despite interruptions.</p> Signup and view all the answers

    Lymphatic capillaries begin as which type of structure in body tissues?

    <p>Blind-ended, porous structures</p> Signup and view all the answers

    Which organ is NOT a part of the major lymphatic body system?

    <p>Pancreas</p> Signup and view all the answers

    What is a characteristic of lymphatic vessels?

    <p>They are interconnected and extensive.</p> Signup and view all the answers

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