Podcast
Questions and Answers
Which of the following statements about the sense of smell is true?
Which of the following statements about the sense of smell is true?
- Odorant molecules must be in a gaseous state to be detected by the olfactory system. (correct)
- Smells can only trigger emotions, but not activate memories.
- The olfactory epithelium is located in the inner ear.
- Newborns have a weaker sense of smell compared to adults.
What is the primary function of the olfactory epithelium?
What is the primary function of the olfactory epithelium?
- To filter out odorant molecules before they reach the olfactory sensory neurons.
- To contain the receptors that bind to odorant molecules and trigger the olfactory sensory neurons. (correct)
- To dissolve odorant molecules in the mucus that coats it.
- To amplify the smell signals before sending them to the brain.
Which of the following statements about newborns' sense of smell is true?
Which of the following statements about newborns' sense of smell is true?
- Newborns cannot distinguish between their mother's milk and another mother's milk.
- Newborns primarily rely on their sense of sight to orient themselves.
- Newborns have a weaker sense of smell compared to adults.
- Newborns can smell their mother's breasts from across the room. (correct)
What happens when odorant molecules bind to receptors on the olfactory sensory neurons?
What happens when odorant molecules bind to receptors on the olfactory sensory neurons?
Which of the following statements is true about the sense of smell?
Which of the following statements is true about the sense of smell?
What caused Olivia's loss of smell?
What caused Olivia's loss of smell?
What impact did Olivia's loss of smell have on her life?
What impact did Olivia's loss of smell have on her life?
What is the term used to describe Olivia's condition of partial or complete loss of smell?
What is the term used to describe Olivia's condition of partial or complete loss of smell?
What is the process called by which sensory cells translate chemical, electromagnetic, and mechanical stimuli into action potentials?
What is the process called by which sensory cells translate chemical, electromagnetic, and mechanical stimuli into action potentials?
Olfactory sensory neurons are surrounded by squamous supporting cells in the olfactory epithelium.
Olfactory sensory neurons are surrounded by squamous supporting cells in the olfactory epithelium.
Chemoreceptors in taste buds and nasal passages detect light waves.
Chemoreceptors in taste buds and nasal passages detect light waves.
Newborns primarily orient themselves by sound.
Newborns primarily orient themselves by sound.
The olfactory epithelium is located on the floor of the nasal cavity.
The olfactory epithelium is located on the floor of the nasal cavity.
Taste buds and nasal passages contain mechanoreceptors.
Taste buds and nasal passages contain mechanoreceptors.
