Question 1

The __________ first appeared as a structure concerned with the detection of sound waves in amphibians.

Accepted Answer

A) semicircular canals 
B) tympanum 
C) external auditory canal 
D) malleus 
E) auricle 
A) semicircular canals 
B) tympanum 
C) external auditory canal 
D) malleus 
E) auricle B

Question 2

During the evolution of the mammals towards more complex brains,the __________ expands greatly.

Accepted Answer

A) pineal body 
B) hypothalamus 
C) diencephalon 
D) telencephalon 
E) corpora quadrigemina 
A) pineal body 
B) hypothalamus 
C) diencephalon 
D) telencephalon 
E) corpora quadrigemina D

Question 3

Generally,the number of spinal nerves is directly related to the number of __________ of a vertebrate.

Accepted Answer

A) appendages 
B) motor nerves 
C) synapses 
D) sensory organs 
E) segments in the trunk and tail 
A) appendages 
B) motor nerves 
C) synapses 
D) sensory organs 
E) segments in the trunk and tail E

Question 4

The principle that states that an axon will "fire" at full power or not at all is the

Accepted Answer

A) neuronal law. 
B) axonal restraint. 
C) synaptic restraint. 
D) graduated response. 
E) all answers are incorrect 
A) neuronal law. 
B) axonal restraint. 
C) synaptic restraint. 
D) graduated response. 
E) all answers are incorrect

Question 5

__________ is perceived when the skin is touched,but not deformed.

Accepted Answer

A) Deep pressure 
B) Light touch 
C) Touch pressure 
D) Vibration 
E) Heat 
A) Deep pressure 
B) Light touch 
C) Touch pressure 
D) Vibration 
E) Heat

Question 6

The optic nerves contain

Accepted Answer

A) both sensory and motor axons. 
B) only motor axons. 
C) both sensory and motor dendrites. 
D) only motor dendrites. 
E) only sensory axons. 
A) both sensory and motor axons. 
B) only motor axons. 
C) both sensory and motor dendrites. 
D) only motor dendrites. 
E) only sensory axons.

Question 7

Compound eyes may be found in all of the following except

Accepted Answer

A) members of phylum Annelida. 
B) some bivalves. 
C) grasshoppers. 
D) mammals. 
E) bees. 
A) members of phylum Annelida. 
B) some bivalves. 
C) grasshoppers. 
D) mammals. 
E) bees.

Question 8

Alkaloids strongly stimulate this type of taste receptor.

Accepted Answer

A) sweet 
B) sour 
C) bitter 
D) salty 
E) umami 
A) sweet 
B) sour 
C) bitter 
D) salty 
E) umami

Question 9

Since fishes lack the outer and/or middle ear found in other vertebrates,vibrations are passed from the water through the __________ to the inner ear.

Accepted Answer

A) lateral line system 
B) operculum 
C) bones of the skull 
D) spinal column 
E) external nares 
A) lateral line system 
B) operculum 
C) bones of the skull 
D) spinal column 
E) external nares

Question 10

Sensory nerves

Accepted Answer

A) directly control a muscle group. 
B) carry an impulse from the CNS to a sense organ. 
C) carry a nerve impulse from a sense organ to the CNS. 
D) carry a nerve impulse to a muscle. 
E) carry a nerve impulse both to and from a sense organ. 
A) directly control a muscle group. 
B) carry an impulse from the CNS to a sense organ. 
C) carry a nerve impulse from a sense organ to the CNS. 
D) carry a nerve impulse to a muscle. 
E) carry a nerve impulse both to and from a sense organ.

Question 11

The brain area that contains reflex centers for breathing and cardiovascular functions is the

Accepted Answer

A) cerebrum. 
B) cerebellum. 
C) medulla oblongata. 
D) pons. 
E) diencephalon. 
A) cerebrum. 
B) cerebellum. 
C) medulla oblongata. 
D) pons. 
E) diencephalon.

Question 12

The long cylindrical process that conducts impulses away from the neuron cell body is the

Accepted Answer

A) effector. 
B) apical process. 
C) dendrite. 
D) cyton. 
E) axon. 
A) effector. 
B) apical process. 
C) dendrite. 
D) cyton. 
E) axon.

Question 13

A(n)__________ is any form of energy that the animal body is able to detect with its receptors.

Accepted Answer

A) transducer 
B) stimulus 
C) abducens 
D) sensor 
E) perception 
A) transducer 
B) stimulus 
C) abducens 
D) sensor 
E) perception

Question 14

Receptors that respond to temperature changes are called

Accepted Answer

A) thermoreceptors. 
B) proprioceptors. 
C) interoceptors. 
D) nociceptors. 
E) mechanoreceptors. 
A) thermoreceptors. 
B) proprioceptors. 
C) interoceptors. 
D) nociceptors. 
E) mechanoreceptors.

Question 15

There are __________ pairs of cranial nerves in reptiles,birds,and mammals.

Accepted Answer

A) 12 
B) 10 
C) 8 
D) 4 
E) 2 
A) 12 
B) 10 
C) 8 
D) 4 
E) 2

Question 16

The innermost membrane surrounding the spinal cord,and containing blood vessels that nourish the cord,is the

Accepted Answer

A) arachnoid. 
B) dura mater. 
C) myelinoid. 
D) menix. 
E) pia mater. 
A) arachnoid. 
B) dura mater. 
C) myelinoid. 
D) menix. 
E) pia mater.

Question 17

The brain area that functions in coordination of activities such as limb movement and spatial orientation is the

Accepted Answer

A) cerebrum. 
B) medulla oblongata. 
C) pons. 
D) optic tectum. 
E) cerebellum. 
A) cerebrum. 
B) medulla oblongata. 
C) pons. 
D) optic tectum. 
E) cerebellum.

Question 18

The mass of bright red photoreceptor granules in certain flagellated protozoa is called a(n)

Accepted Answer

A) ocellus. 
B) stigma. 
C) ommatidium. 
D) camera eye. 
E) compound eye. 
A) ocellus. 
B) stigma. 
C) ommatidium. 
D) camera eye. 
E) compound eye.

Question 19

__________ neurons either act as receptors of stimuli or are activated by receptors.

Accepted Answer

A) Effector 
B) Sensory 
C) Connecting 
D) Association 
E) Motor 
A) Effector 
B) Sensory 
C) Connecting 
D) Association 
E) Motor

Question 20

The stapes is also known as the

Accepted Answer

A) anvil. 
B) cochlea. 
C) hammer. 
D) stirrup. 
E) otolith. 
A) anvil. 
B) cochlea. 
C) hammer. 
D) stirrup. 
E) otolith.

Exam 24: Communication I: Nervous and Sensory Systems

The __________ first appeared as a structure concerned with the detection of sound waves in amphibians.

During the evolution of the mammals towards more complex brains,the __________ expands greatly.

Generally,the number of spinal nerves is directly related to the number of __________ of a vertebrate.

The principle that states that an axon will "fire" at full power or not at all is the

__________ is perceived when the skin is touched,but not deformed.

The optic nerves contain

Compound eyes may be found in all of the following except

Alkaloids strongly stimulate this type of taste receptor.

Since fishes lack the outer and/or middle ear found in other vertebrates,vibrations are passed from the water through the __________ to the inner ear.

Sensory nerves

The brain area that contains reflex centers for breathing and cardiovascular functions is the

The long cylindrical process that conducts impulses away from the neuron cell body is the

A(n)__________ is any form of energy that the animal body is able to detect with its receptors.

Receptors that respond to temperature changes are called

There are __________ pairs of cranial nerves in reptiles,birds,and mammals.

The innermost membrane surrounding the spinal cord,and containing blood vessels that nourish the cord,is the

The brain area that functions in coordination of activities such as limb movement and spatial orientation is the

The mass of bright red photoreceptor granules in certain flagellated protozoa is called a(n)

__________ neurons either act as receptors of stimuli or are activated by receptors.

The stapes is also known as the

Zoology: an Evolutionary and Ecological Perspective

Cells, tissues, organs, and Organ Systems of Animals

Cell Division and Inheritance

Evolution: History and Evidence

Evolution and Gene Frequencies

Ecology: Preserving the Animal Kingdom

Animal Taxonomy, phylogeny, and Organization

Animal-Like Protists: the Protozoa

Multicellular and Tissue Levels of Organization

The Smaller Lophotrochozoan Phyla

Molluscan Success

Annelida: the Metameric Body Form

The Smaller Ecdysozoan Phyla

The Arthropods: Blueprint for Success

The Pancrustacea: Crustacea and Hexapoda

Ambulacraria: Echinoderms and Hemichordates

Chordata: Urochordata and Cephalochordata

The Fishes: Vertebrate Success in Water

Amphibians: the First Terrestrial Vertebrates

Reptiles: Diapsid Amniotes

Birds: Reptiles by Another Name

Mammals: Synapsid Amniotes

Protection, support, and Movement

Communication II: the Endocrine System and Chemical Messengers

Circulation and Gas Exchange

Nutrition and Digestion

Temperature and Body Fluid Regulation

Reproduction and Development

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