anatomy ch 15 part 2

Anything that causes a response in a tissue

• stimulus

• sensation

• projection

• special senses

• general senses

Conscious awareness of a stimulus

• stimulus

• sensation

• projection

• special senses

• general senses

The perception that a sensation originates from the part of the body stimulated

• stimulus

• sensation

• projection

• special senses

• general senses

Includes smell, taste, sight, hearing and balance

• stimulus

• sensation

• projection

• special senses

• general senses

Includes touch, pressure, pain, temperature, vibration, itch and proprioception

• stimulus

• sensation

• projection

• special senses

• general senses

Respond to pain, temperature, and itch

• free nerve endings

• Merkel's disks

• Meissner's corpuscles

• Ruffini's end-organs

• Pacinian corpuscles

Detect light touch and superficial pressure; located in the epidermis; a capsule surrounding a nerve ending

• free nerve endings

• Merkel's disks

• Meissner's corpuscles

• Ruffini's end-organs

• Pacinian corpuscles

Respond to fine, discriminative touch; located just deep to the epidermis

• free nerve endings

• Merkel's disks

• Meissner's corpuscles

• Ruffini's end-organs

• Pacinian corpuscles

Monitor continuous touch or pressure in the skin

• free nerve endings

• Merkel's disks

• Meissner's corpuscles

• Ruffini's end-organs

• Pacinian corpuscles

Detect deep pressure, vibration, and position; located in tendons and joints

• free nerve endings

• Merkel's disks

• Meissner's corpuscles

• Ruffini's end-organs

• Pacinian corpuscles