A&P 1: General Sensation
Which letter indicates the common site of referred stomach pain?
A
Match the letter with the type of receptor shown in the image.
A - free nerve ending B - root hair plexus C - tactile disc
Match the letter with the common site of referred pain.
A - liver & gallbladder B - appendix C - ureter D - heart
Match the letter with the encapsulated receptor type pictured.
A - tactile corpuscle B - lamellated corpuscle C - end bulb D - bulbous corpuscle
Letter ______ is the lamellated corpuscle.
C
Receptors of the human body convert stimulus energy into ______.
an electrical signal
Which is a type of tonic receptor that detects both continuous deep pressure and distortion of the skin?
bulbous corpuscles
Receptors that detect chemicals are called
chemoreceptor
Receptors in blood vessels that monitor the concentration of carbon dioxide in our blood are called ______.
chemoreceptors
Free nerve endings are terminal branches of ______.
dendrites
Where are mechanoreceptors found?
ear, skin
Cutaneous receptors are a type of ______.
exteroceptors
What type of receptor is found in the mucous membranes?
exterorecptors
Interoceptors detect stimuli from the body's ______ environment.
internal
Specific types of receptors called ___ detect stimuli in the internal organs.
interoceptor
Pacinian corpuscles are also called ______.
lamellated corpuscles
What type of receptors detects deep pressure and vibration?
lamellated corpuscles
Tactile receptors are a type of ______.
mechanoreceptor
Free nerve endings are usually found in the ______.
papillary layer of the dermis
What type of receptor can undergo adaptation?
phasic
Receptors that exhibit rapid adaption to a constant stimulus are receptors.
phasic or adapting
What type of receptor detects changes in light?
photoreceptors
What type of receptor monitors changes in body position?
proprioception
The types of the receptor that include only the somatic sensory receptors within joints, muscles, and tendons are called
proprioceptors
Some individuals experience pain in their left shoulder during a heart attack. This is an example of ______.
referred pain
______ occurs when impulses from an organ are perceived as originating from the skin.
referred pain
Root hair plexuses are usually found in the ______.
reticular layer of the dermis
Specialized free nerve endings that surround hair follicles are called ___ hair plexuses.
root
Receptors for general senses are usually ______.
simple in structure
Receptors for general senses are distributed throughout the ______ and viscera.
skin
Tactile cells associated with tactile discs are located in the ______.
stratum basale
What type of phasic receptors detects light touch, shapes, textures?
tactile corpuscles
A flattened dendritic disc is a type of unencapsulated receptor called a ______.
tactile disc
Tactile cells are associated with ______.
tactile discs
What is the most numerous type of receptor?
tactile receptors
A feature common to all receptors is ______.
the ability to respond to a stimulus
Somatic receptors are found within ______.
the body wall
Which would stimulate somatic nociceptors?
touching a hot pan, sprained ankle, exposure to acid on the skin
The two types of nociceptors are somatic nociceptors and ___ nociceptors.
visceral
Stretch receptors in the stomach would be classified as what type?
visceral sensory
