Chapter 12 Sensory Mechanisms

Multiple Choice

What are the key functions of sensory mechanisms?

• To process information

• To generate energy

• To store memories

• To regulate emotions

Multiple Choice

Which special sense uses mechanoreceptors as its main sensory cell?

• Taste and smell

• Sight

• Hearing

Multiple Select

What are the special senses mentioned in the image?

• Hearing

• Sight

• Taste

• Smell

• Balance

Multiple Choice

What are the different types of mechanoreceptors and their functions?

• Touch, vibration, and pressure

• Light touch

• Deep pressure or vibration

• Dendrites that detect tension

Multiple Choice

What is the role of nociceptors in signaling discomfort?

• To transmit pain signals to the brain

• To block pain signals

• To enhance pain perception

• To ignore pain signals

Open Ended

Explain the role of the Eustachian tube in the middle ear.

Multiple Choice

What are the bones within the middle ear that help in amplifying the vibrations from sound waves (hearing)?

• Cochlea, ear drum, and Eustachian tube

• Incus, stapes, and malleus

• Hair cells, nerve fibers, and brain

• Ear canal, outer ear, and lobule

Multiple Choice

What is the function of the organ of Corti in the cochlea?

• Sound amplification

• Sound detection

• Balance maintenance

• Pressure regulation

Multiple Choice

What is the relationship between amplitude and frequency of sound waves in hearing?

• Amplitude affects frequency

• Frequency affects amplitude

• Both affect hearing

• Neither affects hearing

Multiple Choice

What are the functions of the vestibule and semicircular canals in maintaining balance?

• They sense sound vibrations

• They detect light intensity

• They help in rotation and linear acceleration

• They control heart rate

Multiple Choice

What are the main components of the vestibular system as shown in the diagram?

• Semicircular canals

• Cochlea

• Utricle

• Saccule

Multiple Choice

Diagram 1 shows the cross section of a human eye.

Name the parts X

• Pupil

• Cornea

• Iris

• Optic nerve

Multiple Choice

What is the function of the macula in the retina?

• To perceive color

• To send signals to the brain

• To focus light

• To adapt to brightness

Multiple Choice

What colors do you see in the dress?

• Blue and Black

• White and Gold

• Red and Green

• Purple and Yellow

Multiple Select

What are the four types of eye shape conditions mentioned in the text?

• Myopia

• Hyperopia

• Presbyopia

• Astigmatism

Multiple Choice

Benny has been part of a rock band for 35 years. For the first 20 years he did not use hearing protection and he now has profound sensorineural hearing loss. What structure has he most likely damaged?

• Semicircular Canals
• Oscisice in middle ear

• Auditory Nerve
• Hair cells in the cochlea

Multiple Choice

What are the common disorders of the eye mentioned in the image?

• Retinal detachment

• Cataracts

• Glaucoma

• Color blindness

Poll

How confident do you feel about this topic now?

• Very confident
• Somewhat confident
• Not confident