Form 3 Chapter 1.1/1.2: Human Stimuli and Responses

Which part of the ear is shaped like a snail shell?

• eardrum

• auditory nerve

• cochlea

• Eustachian tube

Which part of the ear acts as a funnel?

• middle ear
• outer ear
• inner ear
• cochlea

What is true about cornea from our eyeballs?

• Transparent layer which refracts and focuses light onto the retina.

• The coloured part of the eye which controls the size of the pupil.

• Transparent membrane which protects the front part of the sclera.

• Strong fibres which hold the eye lens in its position.

Which of the following structures are involved to allow a clear image being formed on the yellow spot?

• sclera, choroid and retina

• cornea, aqueous humour, lens, vitretous humour and retina

• cornea, aqueous humour, iris, vitreous humour and retina

Name structure A

• Pupil

• Iris

• Cornea

• Retina

What is the function of the Lens?

• Lining of the back of the eye that contains light receptor cells.

• Regulates how much light enters the eye

• Tough, transparent, protective coating that bends light as it enters the eye

• Focuses light onto the retina

Identify structure D

• Retina

• Optic Nerve

• Sclera

• Lens

Human nervous system. Label A.

• Brain

• Spinal cord

• Cranial nerves

• Spinal nerves

A human nervous system can produce an appropriate _____________.

• answer

• response

• interpretation

• stimuli

Human nervous system send _________________ in the form of __________________.

• responses, impulses

• information, impulses

• stimuli, impulses

• fear, impulses