Podcast
Questions and Answers
What type of sensation is transmitted by the dorsal column pathway?
What type of sensation is transmitted by the dorsal column pathway?
- Pain and temperature
- Tactile discrimination and stereognosis
- Crude touch and tickling
- Fine touch and proprioception (correct)
What is the central pathway for tactile discrimination?
What is the central pathway for tactile discrimination?
- Lateral spinothalamic tract
- Dorsal root ganglia
- Gracile and cuneate tract (dorsal column) (correct)
- Ventral spinothalamic tract
Which afferent nerves are involved in crude touch sensation?
Which afferent nerves are involved in crude touch sensation?
- Aδ fibers (correct)
- C fibers
- Aᵦ fibers
- B fibers
Which sensory system pathway transmits sexual sensation?
Which sensory system pathway transmits sexual sensation?
What is the threshold distance for 2 point discrimination on the palm of the hand?
What is the threshold distance for 2 point discrimination on the palm of the hand?
What type of sensation is transmitted by the ventral spinothalamic tract?
What type of sensation is transmitted by the ventral spinothalamic tract?
What is the function of Aᵦ fibers in the sensory system?
What is the function of Aᵦ fibers in the sensory system?
Which ascending pathway transmits proprioceptive sensation from the same side up to the medulla oblongata before crossing to the opposite side?
Which ascending pathway transmits proprioceptive sensation from the same side up to the medulla oblongata before crossing to the opposite side?
What is the primary function of the dorsal column pathway in the sensory system?
What is the primary function of the dorsal column pathway in the sensory system?
What is the threshold distance for 2 point discrimination at the fingertips?
What is the threshold distance for 2 point discrimination at the fingertips?
