Question 1

Which darkly pigmented structure reduces light reflection within the eyeballs?

Accepted Answer

A) Sclera 
B) Conjunctiva 
C) Iris 
D) Choroid 
E) Retina 
A) Sclera 
B) Conjunctiva 
C) Iris 
D) Choroid 
E) Retina

Question 2

Identify the choroid.

Accepted Answer

A) F 
B) E 
C) D 
D) G 
E) H 
A) F 
B) E 
C) D 
D) G 
E) H

Question 3

Which layer of dense connective tissue serves to protect the inner parts of the eyeball?

Accepted Answer

A) Sclera 
B) Pupil 
C) Iris 
D) Cornea 
E) Retina 
A) Sclera 
B) Pupil 
C) Iris 
D) Cornea 
E) Retina

Question 4

Explain the process by which smell sensations are sensed and perceived.

Accepted Answer

Odorant molecules dissolve in mucus secr

Question 5

Which figure illustrates farsightedness before it has been corrected?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) E 
A) A 
B) B 
C) C 
D) D 
E) E

Question 6

The plasma membrane of which structure in the diagram is the initiation site of taste transduction?

Accepted Answer

A) F 
B) B 
C) D 
D) E 
E) G 
A) F 
B) B 
C) D 
D) E 
E) G

Question 7

List the cells,structures,and fluids that light must pass through to reach the photoreceptor cells.

Accepted Answer

Cornea,Aqueous humor,Pupil,Len

Question 8

Binocular vision

Accepted Answer

A) gives better depth perception. 
B) provides more accurate color vision. 
C) is only seen in humans. 
D) occurs when one eye focuses on two separate objects. 
E) is all of these choices 
A) gives better depth perception. 
B) provides more accurate color vision. 
C) is only seen in humans. 
D) occurs when one eye focuses on two separate objects. 
E) is all of these choices

Question 9

Olfactory receptors are found

Accepted Answer

A) throughout the nasal cavity. 
B) only in the superior portion of the nasal cavity. 
C) only in the inferior portion of the nasal cavity. 
D) from the vestibule to the pharynx. 
E) only in the mid-nasal ridges. 
A) throughout the nasal cavity. 
B) only in the superior portion of the nasal cavity. 
C) only in the inferior portion of the nasal cavity. 
D) from the vestibule to the pharynx. 
E) only in the mid-nasal ridges.

Question 10

Presbycusis refers to age-associated

Accepted Answer

A) progressive loss of hearing in one ear. 
B) progressive loss of hearing in both ears. 
C) progressive loss of near-vision. 
D) otitis media. 
E) vertigo. 
A) progressive loss of hearing in one ear. 
B) progressive loss of hearing in both ears. 
C) progressive loss of near-vision. 
D) otitis media. 
E) vertigo.

Question 11

Identify the thin protective mucous membrane composed of stratified squamous epithelium with numerous goblet cells.

Accepted Answer

A) A and B 
B) B and D 
C) C and A 
D) D and C 
E) B and E 
A) A and B 
B) B and D 
C) C and A 
D) D and C 
E) B and E

Question 12

How many days after fertilization do the ears begin to develop?

Accepted Answer

A) 5 
B) 150 
C) 10 
D) 22 
E) 55 
A) 5 
B) 150 
C) 10 
D) 22 
E) 55

Question 13

Which is the correct order in the flow of tears?

Accepted Answer

A) Lacrimal gland,lacrimal sac,lacrimal duct,superior or inferior lacrimal canal,nasolacrimal duct,nasal cavity 
B) Lacrimal gland,lacrimal duct,superior or inferior lacrimal canal,nasolacrimal duct,lacrimal sac,nasal cavity 
C) Lacrimal gland,lacrimal duct,nasolacrimal duct,superior or inferior lacrimal canal,lacrimal sac,nasal cavity 
D) Lacrimal gland,lacrimal duct,superior or inferior lacrimal canal,lacrimal sac,nasolacrimal duct,nasal cavity 
E) Lacrimal gland,lacrimal sac,nasolacrimal duct,superior or inferior lacrimal canal,lacrimal duct,nasal cavity 
A) Lacrimal gland,lacrimal sac,lacrimal duct,superior or inferior lacrimal canal,nasolacrimal duct,nasal cavity 
B) Lacrimal gland,lacrimal duct,superior or inferior lacrimal canal,nasolacrimal duct,lacrimal sac,nasal cavity 
C) Lacrimal gland,lacrimal duct,nasolacrimal duct,superior or inferior lacrimal canal,lacrimal sac,nasal cavity 
D) Lacrimal gland,lacrimal duct,superior or inferior lacrimal canal,lacrimal sac,nasolacrimal duct,nasal cavity 
E) Lacrimal gland,lacrimal sac,nasolacrimal duct,superior or inferior lacrimal canal,lacrimal duct,nasal cavity

Question 14

What structure vibrates back and forth when sound waves strike it?

Accepted Answer

A) cochlea 
B) pinna 
C) tympanic membrane 
D) organ of Corti 
E) vestibulocochlear nerve 
A) cochlea 
B) pinna 
C) tympanic membrane 
D) organ of Corti 
E) vestibulocochlear nerve

Question 15

Differentiate between static and dynamic equilibrium.Describe the inner ear structures involved in receiving and transducing sensations involved in maintaining both types of equilibria.

Accepted Answer

Static equilibrium is the maintenance of

Question 16

Identify the optic nerve.

Accepted Answer

A) C 
B) D 
C) E 
D) F 
E) None of these choices 
A) C 
B) D 
C) E 
D) F 
E) None of these choices

Question 17

Nerve impulses for the sense of hearing are initiated in the spiral organ (organ of Corti)and then travel through the _____ to the _____.

Accepted Answer

A) cochlear branch of cranial nerve VIII;pons 
B) cochlear branch of cranial nerve VIII;medulla oblongata 
C) vestibular branch of cranial nerve VIII;pons 
D) vestibular branch of cranial nerve VIII;medulla oblongata 
E) facial nerve;auditory cortex 
A) cochlear branch of cranial nerve VIII;pons 
B) cochlear branch of cranial nerve VIII;medulla oblongata 
C) vestibular branch of cranial nerve VIII;pons 
D) vestibular branch of cranial nerve VIII;medulla oblongata 
E) facial nerve;auditory cortex

Question 18

Cataract leads to blindness due to

Accepted Answer

A) loss of transparency of the lens. 
B) a high intraocular pressure. 
C) photophobia. 
D) scotoma. 
E) trachoma. 
A) loss of transparency of the lens. 
B) a high intraocular pressure. 
C) photophobia. 
D) scotoma. 
E) trachoma.

Question 19

Which structure in the diagram is an opening in the taste bud?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) G 
A) A 
B) B 
C) C 
D) D 
E) G

Question 20

During embryonic development,the lens of the eye develops directly from an invagination of the lens placodes called the

Accepted Answer

A) optic groove. 
B) optic vesicle. 
C) optic stalk. 
D) prosencephalon. 
E) lens vesicle. 
A) optic groove. 
B) optic vesicle. 
C) optic stalk. 
D) prosencephalon. 
E) lens vesicle.

Exam 17: The Special Senses

Which darkly pigmented structure reduces light reflection within the eyeballs?

Identify the choroid.

Which layer of dense connective tissue serves to protect the inner parts of the eyeball?

Explain the process by which smell sensations are sensed and perceived.

Which figure illustrates farsightedness before it has been corrected?

The plasma membrane of which structure in the diagram is the initiation site of taste transduction?

List the cells,structures,and fluids that light must pass through to reach the photoreceptor cells.

Binocular vision

Olfactory receptors are found

Presbycusis refers to age-associated

Identify the thin protective mucous membrane composed of stratified squamous epithelium with numerous goblet cells.

How many days after fertilization do the ears begin to develop?

Which is the correct order in the flow of tears?

What structure vibrates back and forth when sound waves strike it?

Differentiate between static and dynamic equilibrium.Describe the inner ear structures involved in receiving and transducing sensations involved in maintaining both types of equilibria.

Identify the optic nerve.

Nerve impulses for the sense of hearing are initiated in the spiral organ (organ of Corti)and then travel through the _____ to the _____.

Cataract leads to blindness due to

Which structure in the diagram is an opening in the taste bud?

During embryonic development,the lens of the eye develops directly from an invagination of the lens placodes called the

An Introduction to the Human Body

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System Unit Ii: Principles of Support and Movement

The Skeletal System: Bone Tissue

The Skeletal System: the Axial Skeleton

The Skeletal System: the Appendicular Skeleton

Joints

Muscle Tissue

The Muscular System Unit Iii: Control Systems of the Human Body

Nervous Tissue

The Spinal Cord and Spinal Nerves

The Brain and Cranial Nerves

The Autonomic Nervous System

Sensory, Motor and Integrative Systems

The Endocrine System Unit Iv: Maintenance of the Human Body

The Cardiovascular System: the Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels and Hemodynamics

The Lymphatic System, Nonspecific Resistance to Disease, and Immunity

The Respiratory System

The Digestive System

Metabolism

The Urinary System

Fluid, Electrolyte, and Acid-Base Homeostasis Unit V: Continuity

The Reproductive Systems

Development and Inheritance

Filters

Nerve impulses for the sense of hearing are initiated in the spiral organ (organ of Corti)and then travel through the _ to the _.