Prefixes in Sensory Receptors

The prefix "mechano-" in mechanoreceptors is derived from the Greek word "mēkhanē," which refers to which of the following?

• Chemical substances

• Light

• Mechanical force

• Temperature

Answer explanation

The prefix "mechano-" comes from the Greek "mēkhanē," meaning "mechanical force." This indicates that mechanoreceptors are sensitive to physical forces, making "Mechanical force" the correct answer.

The prefix "chemo-" in chemoreceptors is most closely associated with the detection of which type of stimulus?

• Chemicals

• Light

• Pressure

• Temperature

Answer explanation

The prefix 'chemo-' refers to chemicals. Chemoreceptors are specialized sensory receptors that detect chemical stimuli, making 'Chemicals' the correct answer.

The prefix "photo-" in photoreceptors is related to which type of environmental stimulus?

• Heat

• Light

• Mechanical pressure

• Smell

Answer explanation

The prefix 'photo-' comes from the Greek word for light. In photoreceptors, it indicates that these cells respond to light stimuli, making 'Light' the correct answer.

The prefix "thermo-" in thermoreceptors comes from the Greek word "thermē," which means what?

• A. Heat

• B. Light

• C. Pressure

• D. Sound

Answer explanation

The prefix "thermo-" is derived from the Greek word "thermē," which translates to "heat." This indicates that thermoreceptors are sensory receptors that respond to temperature changes.

The prefix "olfacto-" in olfactory receptors refers to which of the following senses?

• Hearing

• Sight

• Smell

• Touch

Answer explanation

The prefix 'olfacto-' is derived from the Latin word 'olfactus', meaning 'to smell'. Therefore, olfactory receptors are specifically related to the sense of smell, making 'smell' the correct answer.