Preview: Pacinian's Corpuscle and Merkel's Disk

What is another name for Pacinian's Corpuscle?

• Ruffini's Ending

• Lamellar Corpuscle

• Meisner's Corpuscle

• Merkel's Disk

Which layer of the skin is Pacinian's Corpuscle found in?

• Reticular Dermis

• Papillary Dermis

• Hypodermis

• Stratum Basale

What type of touch does Merkel's Disk perceive?

• Deep touch

• Sustained light touch

• Painful touch

• Temperature touch

What is the main function of the neuropeptide in Merkel's Disk?

• To open ion channels

• To liberate vesicles

• To communicate with the central nervous system

• To land on neuropeptide receptors

What is the main function of the lamellar layers in Pacinian's Corpuscle?

• To respond to external force

• To perceive light touch

• To liberate neuropeptides

• To allow sodium to enter

Where is Merkel's Disk located in the skin?

• Stratum Granulosum

• Stratum Corneum

• Stratum Spinosum

• Stratum Basale

What type of stimulus is likely to activate Pacinian's Corpuscle?

• Sustained light touch

• Deep touch

• Painful touch

• Temperature touch

What is the main function of the onion-layered structure in Pacinian's Corpuscle?

• To perceive light touch

• To liberate neuropeptides

• To allow sodium to enter

• To respond to external force

What is the role of the afferent nerve fiber in Pacinian's Corpuscle?

• To liberate neuropeptides

• To land on neuropeptide receptors

• To communicate with the central nervous system

• To open ion channels

What type of touch does Pacinian's Corpuscle perceive?

• Temperature touch

• Painful touch

• Deep touch

• Sustained light touch