Formative 4

What is function of the of the oval window?

• Closed the tympanic membrane

• Transmits sound vibrations of ossicles to perilymph

• Accommodates pressure waves transmitted to perilymph

Which of the following is the type of epithelium in the esophagus lining?

• Simple squamous

• Stratified squamous keratinized

• Stratified squamous non keratinized

• Simple cuboidal

What are the 2 things that determine colour of the iris?

• Genetics

• Amount of light contacted

• Altitudes and environment

• Number of pigment cells present

Structures below have constant refractory power, except:

• Lens

• Pupil

• Retina

• Cornea

Why the wall around the chamber on the chamber on the left side is thicker than the right side?

• No specific reason.

• Genetic reason.

• Because need to pump blood to the whole body.

• Because need to pump blood to lungs

How many semicircular canals does each inner ear contain?

• 1

• 2

• 3

• 4

What is function of cartilages?

• Absorbing shock to protect joints and bones

• Reduces friction

• Support structures in the body

• Support body weight

What is the changes in the thoracic cavity pressure during inspiration?

• From high to low

• From low to high

• No changes

Select the auditory ossicles in the middle ear.

• malleus

• tympanic

• incus

• stapes

• cochlea

Which nasal structure is responsible for humidifying and filtering inhaled air?

• Larynx

• Pharynx

• Turbinates

• Olfactory bulb