61: The ear Quizellenjmchenry2022-12-02T12:50:17-05:00 Please sign up for the course before taking this quiz. Which of these ensures equal pressure on both sides of the eardrum?1 oval window auditory canal vestibule malleus Eustachian tube What Hertz range is the human voice?1 About 10 to 30 Hz About 100 to 300 Hz About 1,000 to 3,000 Hz Which of these is the smallest bone in the body?1 malleus (hammer) incus (anvil) stapes (stirrup) Where does the word “cochlea” come from?1 Greek for "cone-shaped." Greek for "tube." Greek for "snail shell." Latin for "hammer." Latin for "complicated maze." Which of these is involved with our sense of balance?1 vestibular system organ of Corti cochlea middle ear Which one of these is NOT part of the inner ear?1 stapes cochlea round window vestibule semicircular canals Which of these describes the hearing range of humans?1 2,000 Hz to 200,000 Hz 20 Hz to 20,000 Hz 2 Hz to 20 Hz 20 Hz to 200 Hz What is the function of the middle ear?1 to give us a sense of balance to translate sound into electrical signals to transfer sound vibrations to the inner ear Both the middle ear and inner ear are filled with fluid.1 True False Where is the end of the Eustachian tube? (where fresh air can flow in or out)1 in the inner ear inside the sinuses in the larynx in the nasopharynx What causes the hair cells to trigger the neurons to send a signal?1 The vibrations in the fluid moving the hairs. The tectorial membrane rubbing against them. The efferent nerves fibers bringing in signals from the brain. The tympanic membrane vibrating with sound waves. Which of these words accurately describes the eardrum?1 transparent opaque translucent Which one of these is NOT part of the middle ear?1 cochlea stapes malleus incus Eustachian tube Which of these is NOT a part of the organ of Corti?1 tectorial membrane nerve cells hair cells tympanic membrane The entire outer ear (the part we see) is correctly called the:1 pinna tragus frenulum helix The shape of the pinna helps to bring in sound, especially the frequencies of the human voice.1 True False Which of these touches the eardrum?1 oval window hammer anvil stirrup Which of these touches the stirrip (stapes)?1 oval window round window How many semicircular canals are in the vestibular system?1 2 4 3 1 81: Hypothalamus and pituitary 83: Adrenal glands Back to: 61: The ear
