BSC2346 2019 January Module 9 Quiz Latest

BSC2346 Human Anatomy and Physiology I

Module 09 Quiz

Question 1

Olfactory tract damage would affect which of your special senses?

Answers:            

Sight

Taste

 Smell

Hearing

Question 2

Which special sense does not depend on an organ with sensory hairs to assist in their function?

Answers:            

Hearing

 Sight

Smell

Taste

Question 3

An irregular shape of the cornea can cause blurred vision and is referred to as:

Answers:            

Glaucoma

Cataracts

 Astigmatism

Conjunctivitis

Question 4

Myopia occurs when the refracted light (focal point) is focused in front of the retina.

Answers:            

 True

False

Question 5

The sense of taste involves cranial nerves VII, IX, and X.

Answers:            

 True

False

Question 6

Which choice is true regarding the eye?

Answers:            

 A hyperopic eye occurs when the refracted light is focused behind the retina

The sclera is part of the internal eye and changes shape to focus light

A function of the ciliary body is to absorb light and prevent it from scattering around the eye

The lens shape and thickness cannot be adjusted

Question 7

Which statement is true regarding the ear and hearing?

Answers:            

The auditory (Eustachian) tube allows passage of sound waves to the tympanic membrane

 The ear ossicles are connected to the oval window

The semicircular canals vibrate in accordance to the sound waves entering the ear

The spiral organ is found within the external ear

Question 8

Which of the following structures is in direct contact with the tympanic membrane?

Answers:            

 Malleus

Incus

Stapes

Utricle

Question 9

Which statement is true regarding the special senses?

Answers:            

If the olfactory bulb is damaged, an individual’s sense of equilibrium will be partially lost

 If the light entering the eye is refracted on two different areas of the retina, double vision will occur

If an individual is missing a particular category of rod cells, he or she will be colorblind

Conductive hearing loss can result from damaged or dead hair cells (stereocilia)

Question 10

What statement is true regarding the eye?

Answers:            

The fovea centralis of the macula lutea has the highest concentration of rod cells

The muscles of the eye are all controlled by peripheral nerves

 The ciliary processes of the eye secrete the fluid that fills that anterior chamber of the eye

The fovea centralis is the blind spot of the eye

Question 11

Gustation is the medical term that refers to the sense of smell.

Answers:            

True

 False

Question 12

Which of the following structures houses 70% of the body’s sensory receptors?

Answers:            

 Retina

Cochlea

Vestibule

Olfactory bulb

Question 13

Which of the following senses rely on chemoreceptors?

Answers:            

Taste and Hearing

Taste and Vision

Smell and Hearing

 Smell and Taste

Question 14

When the sound waves are blocked from reaching the inner ear, resulting in impaired hearing, this is referred to as:

Answers:            

Sensorineural hearing loss

 Conductive hearing loss

Tinnitus

Vertigo

Question 15

What structure does not have an effect on the refraction of light within the eye?

Answers:            

Cornea

Vitreous humor (body)

Lens

 Sclera

Thursda