Question 1

The eye begins to develop during the fourth week of embryonic development.

Accepted Answer

A) True 
 B)False

Question 2

The olfactory system can recognize as many as 50-60 different primary odors as well as many thousands of other chemical stimuli.

Accepted Answer

A) True 
 B)False

Question 3

Suspensory ligaments function to change the shape of the lens within the eye.

Accepted Answer

A) True 
 B)False

Question 4

Olfactory receptor cells are modified bipolar neurons that bear olfactory hairs.

Accepted Answer

A) True 
 B)False

Question 5

These receptors respond to pain caused by external and internal stimuli.

Accepted Answer

A) Chemoreceptors 
B) Thermoreceptors 
C) Photoreceptors 
D) Mechanoreceptors 
E) Nociceptors 
A) Chemoreceptors 
B) Thermoreceptors 
C) Photoreceptors 
D) Mechanoreceptors 
E) Nociceptors

Question 6

What part of the retina lacks photoreceptors?

Accepted Answer

A) Optic disc 
B) Macula lutea 
C) Fovea centralis 
D) Posterior retina 
E) All of the choices are correct. 
A) Optic disc 
B) Macula lutea 
C) Fovea centralis 
D) Posterior retina 
E) All of the choices are correct.

Question 7

Which photoreceptor cells function in dim light?

Accepted Answer

A) Rods 
B) Cones 
A) Rods 
B) Cones

Question 8

Conscious awareness of incoming sensory information is called

Accepted Answer

A) sensation. 
B) reception. 
C) stimulation. 
D) adaptation. 
E) transduction. 
A) sensation. 
B) reception. 
C) stimulation. 
D) adaptation. 
E) transduction.

Question 9

The reason we can detect so many different odors is because each olfactory neuron is slightly different than the others,allowing for a wide range of odor sensations.

Accepted Answer

A) True 
 B)False

Question 10

The lens of the eye flattens when

Accepted Answer

A) ciliary muscles contract. 
B) ciliary muscles relax. 
C) extrinsic eye muscles contract. 
D) extrinsic eye muscles relax. 
E) intrinsic muscles of the iris contract. 
A) ciliary muscles contract. 
B) ciliary muscles relax. 
C) extrinsic eye muscles contract. 
D) extrinsic eye muscles relax. 
E) intrinsic muscles of the iris contract.

Question 11

These receptors detect changes in pressure within the body.

Accepted Answer

A) Chemoreceptors 
B) Thermoreceptors 
C) Photoreceptors 
D) Mechanoreceptors 
E) Baroreceptors 
A) Chemoreceptors 
B) Thermoreceptors 
C) Photoreceptors 
D) Mechanoreceptors 
E) Baroreceptors

Question 12

The least numerous but the largest of the papillae are arranged as a V-shape on the posterior dorsal surface of the tongue.They contain the majority of taste buds and are called _____ papillae.

Accepted Answer

A) papiform 
B) filiform 
C) fungiform 
D) vallate 
E) foliate 
A) papiform 
B) filiform 
C) fungiform 
D) vallate 
E) foliate

Question 13

The middle and inner ear are housed within the _____ bone.

Accepted Answer

A) sphenoid 
B) maxillary 
C) frontal 
D) occipital 
E) temporal 
A) sphenoid 
B) maxillary 
C) frontal 
D) occipital 
E) temporal

Question 14

-In this illustration of the inner ear,what feature does the number 9 indicate?

Accepted Answer

A) Membranous labyrinth 
B) Spiral organ 
C) Apex of cochlea 
D) Perilymph 
E) Endolymph 
A) Membranous labyrinth 
B) Spiral organ 
C) Apex of cochlea 
D) Perilymph 
E) Endolymph

Question 15

The otolithic membrane functions in hearing and in maintaining equilibrium.

Accepted Answer

A) True 
 B)False

Question 16

Olfactory receptor cells can undergo mitosis to replace aged cells.

Accepted Answer

A) True 
 B)False

Question 17

"Far-sighted" people suffer from emmetropia.

Accepted Answer

A) True 
 B)False

Question 18

What part of the retina is responsible for the sharpest vision?

Accepted Answer

A) Optic disc 
B) Macula lutea 
C) Fovea centralis 
D) Posterior retina 
E) All of the choices are correct. 
A) Optic disc 
B) Macula lutea 
C) Fovea centralis 
D) Posterior retina 
E) All of the choices are correct.

Question 19

Which is not correct about the vascular tunic of the eye?

Accepted Answer

A) The choroid is the most extensive and posterior region of the vascular tunic. 
B) Melanin pigment granules in the choroid absorb extraneous light. 
C) The ciliary body epithelium secretes aqueous humor. 
D) Relaxation and contraction of ciliary muscles alter the shape of the lens. 
E) The iris is composed of two groups of skeletal muscle fibers. 
A) The choroid is the most extensive and posterior region of the vascular tunic. 
B) Melanin pigment granules in the choroid absorb extraneous light. 
C) The ciliary body epithelium secretes aqueous humor. 
D) Relaxation and contraction of ciliary muscles alter the shape of the lens. 
E) The iris is composed of two groups of skeletal muscle fibers.

Question 20

These receptors respond to touch,pressure,vibration,and stretch.

Accepted Answer

A) Chemoreceptors 
B) Thermoreceptors 
C) Photoreceptors 
D) Mechanoreceptors 
E) Baroreceptors 
A) Chemoreceptors 
B) Thermoreceptors 
C) Photoreceptors 
D) Mechanoreceptors 
E) Baroreceptors

Exam 19: Senses: General and Special

The eye begins to develop during the fourth week of embryonic development.

The olfactory system can recognize as many as 50-60 different primary odors as well as many thousands of other chemical stimuli.

Suspensory ligaments function to change the shape of the lens within the eye.

Olfactory receptor cells are modified bipolar neurons that bear olfactory hairs.

These receptors respond to pain caused by external and internal stimuli.

What part of the retina lacks photoreceptors?

Which photoreceptor cells function in dim light?

Conscious awareness of incoming sensory information is called

The reason we can detect so many different odors is because each olfactory neuron is slightly different than the others,allowing for a wide range of odor sensations.

The lens of the eye flattens when

These receptors detect changes in pressure within the body.

The least numerous but the largest of the papillae are arranged as a V-shape on the posterior dorsal surface of the tongue.They contain the majority of taste buds and are called _____ papillae.

The middle and inner ear are housed within the _____ bone.

-In this illustration of the inner ear,what feature does the number 9 indicate?

The otolithic membrane functions in hearing and in maintaining equilibrium.

Olfactory receptor cells can undergo mitosis to replace aged cells.

"Far-sighted" people suffer from emmetropia.

What part of the retina is responsible for the sharpest vision?

Which is not correct about the vascular tunic of the eye?

These receptors respond to touch,pressure,vibration,and stretch.

A First Look at Anatomy

The Celt Basic Unit of Structure and Function

Embryology

Tissue Level of Organization

Integumentary System

Cartilage and Bone

Axial Skeleton

Appendicular Skeleton

Articulations

Muscle Tissue and Organization

Axial Muscles

Appendicular Muscles

Surface Anatomy

Nervous Tissue

Brain and Cranial Nerves

Spinal Cord and Spinal Nerves

Pathways and Integrative Functions

Autonomic Nervous System

Endocrine System

Blood

Heart

Vessels and Circulation

Lymphatic System

Respiratory System

Digestive System

Urinary System

Reproductive System

Filters