USMLE Forum Archives - USMLE Step 1 - integuement
integuement
bingousmle - 08-09-08 14:33
merkel epidermal cells are modified epidermal cells that functionin two point discrimination:true or false.
bingousmle - 08-09-08 14:33
merkel epidermal cells are modified epidermal cells that functionin two point discrimination:true or false.
Page 1
#1
Re: integuement sshahraz - 08-09-08 16:12 i guess it is true. these cells are connected to TOUCH. But i am not sure if discrimination of two points are done by these cells.
#2
Re: integuement
bingousmle - 08-09-08 17:02 merkel cells- neuroendocrine cell
modified keratinocytefound in areas in which fine tactile sensation is critical like the fingertips. a merkel cell+ free nerve ending=merkel diskis essential for two point discrimination.
what is then the function of meissners and pacinian corpuscles
#3
Re: integuement sshahraz - 08-09-08 17:07 Meissners for toch perception and pacinian for deep pressure senstion
#4
Re: integuement bingousmle - 08-09-08 17:16 ya.. meissners detect shape and texture during active touch and are found inthe thick skin of the digits .transient vibratory stimuli and pressure are detected by pacinian corpuscle
#5
Re: integuement babbu5508 - 07-28-10 04:39 They are associated with the sense of light touch discrimination of shapes and textures. They can turn malignant and form the skin tumor known as Merkel cell carcinoma.
Page 1