1. True or false: The end organs (receptors) of smell are known as olfactory neurons.   True   False   Hint Hint       2. _______ membrane is found between external and middle ear.   Ear   Auditory   Tympanic   Vestibular   Hint       3. _______ apparatus is a part of the internal ear and is responsible for maintenance of equilibrium and posture.   Cochlea   Vestibular   Tympanic   Ear Drum   Hint       4. Identify iris in this diagram.   D   B   A   C   Hint       5. Smallest bone in the human body.   Incus   Hyoid   Stapes   None of these   Hint       6. The end organs (receptors) of taste sensation are called _______.   Taste buds   Papillae   Taste pores   Tongue   Half-n-half Clue   7. True or false: Few taste receptors are also found in the cheek.   True   False