Touch / Pain
Which type of sensory receptor is specifically responsible for detecting pressure or movement?
mechanoreceptor
True or False: All types of taste buds are found on all parts of the tongue.
True
Which type of sensory receptors would be used in the sense of sight?
photoreceptors
What is the primary function of the Eustachian tube?
To maintain equal air pressure on both sides of the eardrum
What did you do in the 2 point discriminator test?
Determined how far apart it had to be moved before you sensed 2 places instead of 1
Why are Tactile (Meissner’s) corpuscles most abundant in hairless areas like fingertips and lips? (what do they sense?)
Light touch and pressure on the skin
How often are taste buds replaced?
every 10 days
The opening in the center of the iris, through which light enters the eye, is called the
pupil
Which structure of the outer ear is responsible for collecting sound waves?
Auricle (Pinna)
Why might certain smells trigger strong emotional responses or memories?
olfactory goes straight to the amygdala (emotion center) and hippocampus (memory center)
What are pain receptors called?
nociceptor
no
What is the difference between rods and cones?
Rods are photoreceptors for shades of gray, cones are for color vision.
What is the job of the semicircular canals?
equilibrium / balance
What is the name of the eardrum?
tympanic membrane
What is referred pain?
visceral pain that feels as if it is coming from another body area
What are the bumps that contain your taste buds and cells called on your tongue?
Which part of the eye contains the rods and cones?
retina
Name the 3 ear ossicles IN ORDER from outer to innermost.
malleus, incus, stapes
What reflects light for night vision in some mammals?
tapetum
How is acute pain and chronic pain different?
acute - sharp, uses fast pain fibers and ceases when stimulus stops
chronic - dull or throbbing, uses slow pain fibers
Name the 5 taste buds.
salty, bitter, sour, sweet, umami
Which part of the eye changes shape to focus light on the retina?
lens
Which part of the ear converts sound waves to electrical impulses to send to the brain?
cochlea
What is the difference between static and dynamic equilibrium?
static - posture, head, balance when not moving
dynamic - when moving, balance and stability