Ash Science

​ ​ (a)   1. It is the front part of the eye. It directs light to the pupil.

​ (b)   2. It is the circular hole in front of the eye. It lets light into the eye.

​ (c)   3. It is the part of the eye where images form.

​ (d)   4. It is a watery substance that fills the eyeball.

​ (e)   5. It adjusts the shape of the lens of your eyes.

• Cornea
• Pupil
• Retina
• Aqueous humor
• Ciliary Muscle

​ ​ (a)   1. It transmits nerve signals to the brain for interpretation for what have been seen.

​ (b)   2. It controls the amount of light entering the pupil.

​ ​ (c)   3. It is composed of tiny hairs that prevent dust and sweat from entering the eye.

​ (d)   4. It focuses the light onto the retina.

​ (e)   5. It is a Jellylike part that transmits light from the lens onto the retina.

• Optic Nerve
• Iris
• Eyebrow
• Lens
• Vitreous humor

It is the arched part that we see outside the ear.

• pinna

• ear canal

• eardrum

• ossicles

It is a pathway toward the inner parts of the ear.

• pinna

• ear canal

• eardrum

• ossicles

It is the innermost part of the outer ear.

• pinna

• ear canal

• eardrum

• ossicles

These are the three tiny bones in the ear.

• pinna

• ear canal

• eardrum

• ossicles

It opens when you swallow. This prevents the buildup of air pressure inside the ears.

• Eustachian Tube

• Cochlea

• Semicircular Canals

• Auditory Nerve

It has walls with hairlike nerve cells.

• Eustachian Tube

• Cochlea

• Semicircular Canals

• Auditory Nerve

These help us maintain our balance.

• Eustachian Tube

• Cochlea

• Semicircular Canals

• Auditory Nerve

Part of the inner that sends message to the brain.

• Eustachian Tube

• Cochlea

• Semicircular Canals

• Auditory Nerve