Olfactory Perception
Psychology ⇒ Sensation and Perception
Olfactory Perception starts at 11 and continues till grade 12.
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See sample questions for grade 11
Describe how olfactory hallucinations (phantosmia) differ from normal olfactory perception.
Describe how olfactory perception can be affected by a cold or respiratory infection.
Describe the difference between orthonasal and retronasal olfaction.
Describe the pathway of olfactory information from the nose to the brain.
Describe the process by which odor molecules are detected and transmitted to the brain.
Explain how olfactory perception can influence memory and emotion.
Explain the difference between hyposmia and hyperosmia.
A person enters a bakery and immediately notices the smell of fresh bread. After a few minutes, they no longer notice the smell. What is this phenomenon called? (1) Olfactory adaptation (2) Olfactory discrimination (3) Olfactory fatigue (4) Olfactory hallucination
A person enters a bakery and immediately notices the smell of fresh bread. After a few minutes, they no longer notice the smell. What is this phenomenon called? (1) Olfactory adaptation (2) Olfactory discrimination (3) Olfactory fatigue (4) Olfactory hallucination
Which of the following best describes the function of olfactory cilia? (1) They move mucus out of the nose (2) They increase the surface area for odor detection (3) They produce odor molecules (4) They block harmful substances
Which of the following best describes the lock-and-key theory of olfaction? (1) Odor molecules fit into specific receptors like keys into locks (2) All odor molecules activate all receptors equally (3) Odor molecules are detected by taste buds (4) The brain creates smells without input from the nose
Which of the following best explains why some odors are more easily remembered than others? (1) They are processed in the occipital lobe (2) They have direct connections to memory centers in the brain (3) They are always pleasant (4) They are detected by taste buds
The ________ is a thin bone that separates the nasal cavity from the brain and allows olfactory nerve fibers to pass through.
The ability to identify and distinguish between different odors is known as olfactory ________.
The detection threshold for an odor refers to the ________ concentration of a substance that can be reliably detected.
The loss of the sense of smell is called ________.
True or False: Each olfactory receptor neuron expresses only one type of olfactory receptor protein.
True or False: Humans can distinguish more than 1 trillion different odors.
True or False: Olfactory perception can be influenced by psychological factors such as attention and expectation.
True or False: Olfactory perception is completely independent of taste perception.
