Shared Flashcard Set

Details

Sense Organs
Ear
36
Veterinary Medicine
Undergraduate 1
02/24/2013

Additional Veterinary Medicine Flashcards

 


 

Cards

Term
Stimuli
Definition

Mechanical

 

Thermal

 

Electromagnetic

 

Chemical

Term
Mechanical Stimuli
Definition

Touch

 

Hearing

Term
Thermal Stimuli
Definition

Hot

 

Cold

Term
Electromagnetic Stimuli
Definition
Vision
Term
Chemical Stimuli
Definition

Taste

 

Smell

Term
Nociceptors
Definition
Pain receptors in the skin
Term
Transduction
Definition
Conversion of painful stimulus into nerve impulse
Term
Transmission
Definition
Conduction of nerve impulse to the spinal cord
Term
Modulation
Definition
Changes the sensory nerve impulse
Term
Perception
Definition
Conscious awareness of painfull stimuli
Term
Proprioception
Definition

Sense of body position and movement

 

Stretch receptors 

Term
Chemical Receptors
Definition
Taste buds in oral cavity
Term
Papillae
Definition
small elevated structures on tongue
Term
Olfactory Nerve
Definition

Sensory

 

Smell

 

I

Term
Optic Nerve
Definition

Sensory

 

Vision

 

II

Term
Oculomotor Nerve
Definition

Motor

 

Eye movement

 

Pupil size

 

 III

Term
Trochlear Nerve
Definition

Motor

 

Eye movement

 

IV

Term
Trigeminal Nerve
Definition

Both

 

Sensations from the head and teeth

 

Chewing

 

V

Term
Abducent Nerve
Definition

Motor

 

Eye movement 

 

VI

Term
Facial Nerve
Definition

Both

 

Face and scalp movement

 

Taste

 

Tears

 

VII

Term
Vestibulocochlear Nerve
Definition

Sensory

 

Balance

 

Hearing

 

VIII

Term
Glossopharyngeal Nerve
Definition

Both

 

Tongue movement

 

Taste

 

Swallowing

 

IX

Term
Vagus Nerve
Definition

Both

 

Sensory from GI tract

 

Motor to the larynx and pharynx

 

Taste

 

X

Term
Accessory Nerve
Definition

Motor

 

Head movement

 

XI

Term
Hypoglossal Nerve
Definition

Motor

 

Tongue movement

 

XII

Term
Cochlea
Definition
Snail shaped cavity that contains the hearing portion of the ear
Term
External Auditory Canal
Definition
Tube that carries sound waves from the pinna to the tympanic membrane
Term
Eustachian Tube
Definition
The tube that connects the middle ear with the pharynx
Term
Malleus
Definition
Ear ossicle that communicates with the tympanic membrane
Term
Stapes
Definition
Ear ossicle that communicates with the oval window
Term
Otoliths
Definition
Tiny crystals in the vestibule that help it to sense position
Term
Pinna
Definition
Composed of elastic cartilage
Term
Semicirular Canals
Definition
Ear oragans that detect rotational motion
Term
Vestibule
Definition
Ear organs tha detect linear motion
Term
Organ of Corti
Definition
The recptor organ of hearing
Term
Tympanic Membrane
Definition
Thin connective tissue structure that divides the external and middle ear canals
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