Biology chapter 16
which are true of conjunctiva?
- it is vascular - it does not cover the cornea - it contains goblet cells
Match the letter with the type of receptor shown in the image. free nerve ending tactile disc root hair plexus
A- free nerve ending B-root hair plexus C-tactile disc
Match the letter with the encapsulated receptor type pictured. Bulbous corpuscle tactile corpuscle end bulb lamellate corpuscle
A- tactile corpuscle B-lamellated corpuscle C-end bulb D-bulbous corpuscle
Using the given image of the eye, match the letter and structure. A
A-pupil
Using the given image of the eye, match the letter and structure. B
B- sciera
Gustatory cells are found in taste__________.
Buds or receptors
Letter _______ is the lamellate corpuscle
C
Letter______ is the lamellate corpuscle
C
Using the given image of the eye, match the letter and structure. C
C-Iris
Receptors initiate sensory input to the _______________.
Central nervous system
Using the given image of the eye, match the letter and structure. D
D- Lateral palpebral commissure
Exteroceptors detect stimuli from the _________ environment
External
Using the image of the eye match the letter and structure of A.
Eyelashes
The short and spiky papillae that are on the anterior two-thirds of the tongue are ______________ papillae.
Filiform
Using the image of the tongue, match the letter with the structure. B
Filiform papilla
Using the image of the tongue, match the letter with the structure. A
Foliate papilla
Retina
Fovea,Optic disc, photoreceptor cells
Using the image of the tongue, match the letter with the structure. C
Fungiform papilla
The palpebral conjunctiva _______________.
Lines the internal surface of the eyelid
Using the image of the eye match the letter and structure of C.
Medial palpebral commissure
The eyelids are also called _____________.
Palpebrae
small elevations that can be easily seen on the tongues surface are called__________.
Papillae
What type of receptor can undergo adaption?
Phasic
If stimulated over a period of time._______________ receptors lose eventually sensitivity.
Phasic or adapting
Mechanoreceptors located in the skin and mucous membranes are called _________ receptors
Tactile
True or False: the primary purpose of the eyebrows is to keep sweat out of the eye.
True
What type of papillae's largest and least numerous?
Vallate
Stretch receptors in the stomach would be classified as what type?
Visceral sensory
Receptors of the human body convert stimulus energy into __________.
an electrical signal
Which type of receptor detects pressure changes?
baroreceptor
Which type of receptor detects pressure changes?
baroreceptors
Somatic receptors are found within ______________.
body wall
Receptors initiate sensory input to the ______________
central nervous system
Gustatory cells are ______.
chemoreceptors
Receptors in blood vessels that monitor the concentration of carbon dioxide in our blood are called____________.
chemoreceptors
Vascular tunic
choroid , ciliary body , and iris
Retinal
cis-retinal and trans-retinal
cornea
cornea: a convex, transparent structure that forms the anterior 1/6 of the fibrous tunic ; its convex shape refracts light rays coming into the eye.
Chemoreceptors
detect chemicals
baroceptors
detect pressure changes
Thermoreceptors
detect temperature
nociceptors
detect tissue damage
Photoreceptors
detects light
Cutaneous receptors are a type of ________.
exteroceptors
What type of receptor is found in the mucous membranes?
exteroceptors
Using the image of the eye match the letter and structure of D.
eyeball
The short and spiky papillae are on the anterior two-thirds of the tongue are ___________ papillae
filiform
In the image of the tongue, the letter A is a ___________ papilla.
foliate
Which are the types of papillae? Villiform fungiform foliate filiform vallate
fungiform foliate filiform vallate
Pain is an example of a _________ sense.
general
What type of receptor is found in the smooth muscles of organs?
interceptors
Interoceptors detect stimuli from the body's _______________ environment.
internal
The lacrimal apparatus produces, collects, and drains ___________ fluid
lacrimal
tears are created by the __________ apparatus.
lacrimal
where are tears created?
lacrimal apparatus
Using the image of the eye match the letter and structure of B.
lacrimal caruncle
Tactile receptors are a type of ________________
mechanoreceptors
The sense of smell is called _________
olfaction
we use the sense of _____________ to sample our environment for information about the food we will eat, the presence of other individuals in the room or potential danger.
olfaction or smell
The fat surrounding the eye is called ____________ fat
orbital or periorbital
Olfactory receptors ________.
perceive odors
Olfactory receptors _____________.
perceive odors
What type of receptor can undergo adaptation?
phasic
The area that a receptor cell gathers information from is called the ______
receptive field
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
fibrous tunic
sclera and cornea
Sclera
sclera: tough white of the eye. dense irregular connective tissue. posterior 5/6 of the fibrous tunic.
Tarsal glands are ___________.
sebaceous glands
Receptors for general senses are usually _____________
simple in structure
Localization and sensitivity are easily determined in a ____________ receptive field
small
Olfaction is the sense of __________.
smell
Mechanoreceptors located in the skin and mucous membranes are called __________ receptors.
tactile
A flattened dendritic disc is a type of unencapsulated receptor called a ________________.
tactile disc
What is the most numerous type of receptor?
tactile receptors
Gustation is the sense of ___________
taste
Gustation is the sense of ______________
taste
A feature common to all receptors is__________.
the ability to respond to a stimulus.
Somatic receptors are found within __________.
the body wall.
Using the image of the tongue, match the letter with the structure. D
valliate papilla
