Anatomy of the Ear Quiz
40 Questions
3 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the process of converting one form of energy into another by sensory receptors known as?

  • Modulation
  • Inhibition
  • Adaptation
  • Transduction (correct)
  • Which type of sensory receptor is very quickly adapting, especially with continuous stimulation?

  • Thermoreceptors
  • Mechanoreceptors
  • Tonic receptors
  • Phasic receptors (correct)
  • What are nociceptors responsible for detecting?

  • Vibrations
  • Hot and cold sensations
  • Chemicals in the body
  • Pain (correct)
  • Which type of receptor is responsible for responding to light in the eyes?

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

    Where are exteroceptors primarily located in the body?

    <p>In the skin and mucous membranes</p> Signup and view all the answers

    Which part of the eye is responsible for preventing light scatter and thus preventing blurriness?

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

    What is the function of the Ciliary muscle in the eye?

    <p>Changes the shape of the lens</p> Signup and view all the answers

    Which part of the ear can become infected and potentially rupture due to middle ear infections?

    <p>Tempanic membrane</p> Signup and view all the answers

    Which type of cells in the retina are highly sensitive to light but have decreased visual acuity?

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

    What is the function of the pigment layer in the retina?

    <p>Prevent light scatter</p> Signup and view all the answers

    Which gland secretes calcitonin to decrease the amount of calcium in the bloodstream?

    <p>Thymus gland</p> Signup and view all the answers

    What is the role of parathyroid hormone (PTH) when the blood calcium level is low?

    <p>Increase bone resorption</p> Signup and view all the answers

    Which system is the thymus gland primarily involved in?

    <p>Immune system</p> Signup and view all the answers

    Which hormones are released by the adrenal medulla in response to stress, fear, and pain?

    <p>Catecholamines (epinephrine, norepinephrine, dopamine)</p> Signup and view all the answers

    What is the main function of aldosterone released by the adrenal cortex?

    <p>Regulate electrolyte balance</p> Signup and view all the answers

    What is the primary function of the outer ear in relation to sound?

    <p>Transmit sound waves to the eardrum</p> Signup and view all the answers

    How does the ear protect the eardrum from bacterial growth?

    <p>By secreting lysozyme in the middle ear</p> Signup and view all the answers

    Which part of the brain can be directly influenced by the olfactory cortex?

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

    What is the unit used to measure loudness or amplitude of sound vibrations?

    <p>Hertz (Hz)</p> Signup and view all the answers

    In terms of sound perception, what does pitch refer to?

    <p>The loudness or intensity of a sound</p> Signup and view all the answers

    Where does the process of converting sound waves into electrical signals begin in the ear?

    <p>Oval window</p> Signup and view all the answers

    Which part of the ear is responsible for maintaining posture and detecting angular acceleration?

    <p>Cristae ampullary</p> Signup and view all the answers

    What type of fluid is found in the scala media of the cochlear duct?

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

    Which structure in the ear is responsible for detecting linear acceleration and static equilibrium?

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

    In the auditory pathway, where do 1st order neuron fibers leave the cochlea?

    <p>Cochlear nerve CNVIII</p> Signup and view all the answers

    What is the function of the hypothalamus in the endocrine system?

    <p>Regulating water balance and thermoregulation</p> Signup and view all the answers

    Which gland is ductless and secretes hormones directly into the bloodstream?

    <p>Endocrine gland</p> Signup and view all the answers

    What happens in the case of high or low blood calcium levels to maintain homeostasis?

    <p>Activation of the parathyroid hormone</p> Signup and view all the answers

    Which part of the eye is primarily affected by macula degeneration?

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

    How do endocrine and nervous systems differ in terms of communication speed and duration of effects?

    <p>Endocrine system reacts slower but its effects last longer</p> Signup and view all the answers

    What is the function of the pineal gland in the body?

    <p>Regulation of the circadian rhythm</p> Signup and view all the answers

    Which hormone is known as the 'master gland'?

    <p>Growth hormone</p> Signup and view all the answers

    What does dopamine inhibit in the body?

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

    Which term is used to describe the 'seat of the soul' or 'third eye' in old terms?

    <p>Pineal gland</p> Signup and view all the answers

    What is the primary function of oxytocin in the body?

    <p>Induction of labor contractions and milk ejection</p> Signup and view all the answers

    Which hormone is involved in the emotional bonding between partners and mother-child bonding?

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

    What does TRH (Thyrotropin-releasing hormone) stimulate in the anterior pituitary gland?

    <p>Thyroid-stimulating hormone release</p> Signup and view all the answers

    'Tropin' as a suffix signifies that a hormone is going to:

    <p>Stimulate another tissue to release hormone</p> Signup and view all the answers

    'Somatostatin' primarily functions to inhibit the release of which hormone?

    <p>Growth hormone</p> Signup and view all the answers

    What controls the release of antidiuretic hormone (ADH) and oxytocin from the posterior pituitary gland?

    <p>Neuroendocrine reflexes</p> Signup and view all the answers

    More Like This

    Amplification of Sound Waves in the Ear
    30 questions
    Sound Waves and Ear Function
    48 questions
    Audition and Ear Structures Quiz
    22 questions

    Audition and Ear Structures Quiz

    AffectionateFuchsia9612 avatar
    AffectionateFuchsia9612
    Use Quizgecko on...
    Browser
    Browser