Question 1

Which of the following is NOT a kind of hydrostatic skeleton?

Accepted Answer

A) gastrovascular cavity of acoelomates 
B) rhynchocoel of nemerteans 
C) pseudocoelom of nematodes 
D) hemocoel in molluscs 
E) cuticle of arthropods 
A) gastrovascular cavity of acoelomates 
B) rhynchocoel of nemerteans 
C) pseudocoelom of nematodes 
D) hemocoel in molluscs 
E) cuticle of arthropods E

Question 2

The integument found in vertebrates is called the

Accepted Answer

A) epidermis. 
B) dermis. 
C) hypodermis. 
D) skin. 
E) pelage. 
A) epidermis. 
B) dermis. 
C) hypodermis. 
D) skin. 
E) pelage. D

Question 3

Ciliary creeping is the principal movement mechanism of

Accepted Answer

A) sponges. 
B) larger flatworms. 
C) insects. 
D) annelids. 
E) protochordates. 
A) sponges. 
B) larger flatworms. 
C) insects. 
D) annelids. 
E) protochordates. B

Question 4

In reptiles,the outer layer of the epidermis,the stratum __________ is very thick and modified into scales and other structures.

Accepted Answer

A) germinativum 
B) corneum 
C) epidermium 
D) keratinum 
E) melanin 
A) germinativum 
B) corneum 
C) epidermium 
D) keratinum 
E) melanin

Question 5

During relaxation of skeletal muscle fibers,a/an __________ system pumps calcium back into the sarcoplasmic reticulum for storage.

Accepted Answer

A) simple diffusion 
B) chemiosmotic 
C) active transport 
D) facilitated diffusion 
E) pinocytic 
A) simple diffusion 
B) chemiosmotic 
C) active transport 
D) facilitated diffusion 
E) pinocytic

Question 6

The process by which sweat is produced is called

Accepted Answer

A) condensation. 
B) sudoriferation. 
C) evaporation. 
D) sublimation. 
E) perspiration. 
A) condensation. 
B) sudoriferation. 
C) evaporation. 
D) sublimation. 
E) perspiration.

Question 7

Evidence of evolutionary ties between protozoans and animals comes from the presence of __________ in both groups.

Accepted Answer

A) spongin and spicules 
B) actin and myosin 
C) exoskeletons and endoskeletons 
D) cartilage and bone 
E) smooth muscle and skeletal muscle 
A) spongin and spicules 
B) actin and myosin 
C) exoskeletons and endoskeletons 
D) cartilage and bone 
E) smooth muscle and skeletal muscle

Question 8

Locomotion in most echinoderms is by

Accepted Answer

A) looping movement. 
B) ciliary movement. 
C) the water vascular system. 
D) pedal locomotion. 
E) movement of the arms. 
A) looping movement. 
B) ciliary movement. 
C) the water vascular system. 
D) pedal locomotion. 
E) movement of the arms.

Question 9

The feathers of birds are derived from the scales of their __________ ancestors.

Accepted Answer

A) cartilaginous fish 
B) bony fish 
C) hagfish 
D) reptilian 
E) amphibian 
A) cartilaginous fish 
B) bony fish 
C) hagfish 
D) reptilian 
E) amphibian

Question 10

In the structure of bone,the small channels through which cells communicate are called

Accepted Answer

A) lamellae. 
B) lacunae. 
C) osteons. 
D) canaliculi. 
E) osteonic canals. 
A) lamellae. 
B) lacunae. 
C) osteons. 
D) canaliculi. 
E) osteonic canals.

Question 11

The hypodermis lies underneath the integument and is composed of loose connective tissue,adipose tissue,and __________ tissue.

Accepted Answer

A) skeletal muscle 
B) reticular 
C) smooth muscle 
D) endothelial 
E) keratinized 
A) skeletal muscle 
B) reticular 
C) smooth muscle 
D) endothelial 
E) keratinized

Question 12

Which of the following is NOT part of the human axial skeleton?

Accepted Answer

A) scapula 
B) skull 
C) vertebral column 
D) sternum 
E) rib 
A) scapula 
B) skull 
C) vertebral column 
D) sternum 
E) rib

Question 13

Arrector pili muscles in human skin

Accepted Answer

A) initiate shivering. 
B) close sweat glands. 
C) produce "goose bumps." 
D) cause melanocytes to contract. 
E) open oil glands. 
A) initiate shivering. 
B) close sweat glands. 
C) produce "goose bumps." 
D) cause melanocytes to contract. 
E) open oil glands.

Question 14

__________ is/are constantly shed; __________ is/are not shed.

Accepted Answer

A) Teleost scales; placoid scales (dermal denticles) 
B) Dermal denticles (placoid scales); reptilian skin 
C) Placoid scales (denticles); teleost scales 
D) Reptilian skin; placoid scales (denticles) 
E) Reptilian skin; teleost scales 
A) Teleost scales; placoid scales (dermal denticles) 
B) Dermal denticles (placoid scales); reptilian skin 
C) Placoid scales (denticles); teleost scales 
D) Reptilian skin; placoid scales (denticles) 
E) Reptilian skin; teleost scales

Question 15

Skeletal muscles are attached to the skeleton by

Accepted Answer

A) hyaline cartilage. 
B) ligaments. 
C) fibrocartilage. 
D) elastic cartilage. 
E) tendons. 
A) hyaline cartilage. 
B) ligaments. 
C) fibrocartilage. 
D) elastic cartilage. 
E) tendons.

Question 16

The tetrapod skeleton is modified for support

Accepted Answer

A) on land. 
B) in fresh water. 
C) in salt water. 
D) in deserts. 
E) in mud. 
A) on land. 
B) in fresh water. 
C) in salt water. 
D) in deserts. 
E) in mud.

Question 17

Which of the following animals possess a hydrostatic skeleton?

Accepted Answer

A) flatworm 
B) earthworm 
C) butterfly 
D) sea star 
A) flatworm 
B) earthworm 
C) butterfly 
D) sea star

Question 18

The __________ is the external covering of most protozoans.

Accepted Answer

A) plasma membrane 
B) cell wall 
C) cuticle 
D) epidermis 
E) tegument 
A) plasma membrane 
B) cell wall 
C) cuticle 
D) epidermis 
E) tegument

Question 19

The functional unit of a myofibril is the

Accepted Answer

A) sarcomere. 
B) sarcolemma. 
C) motor unit. 
D) thick filament. 
E) thin filament. 
A) sarcomere. 
B) sarcolemma. 
C) motor unit. 
D) thick filament. 
E) thin filament.

Question 20

The outer covering of an animal,the __________,functions primarily to protect against mechanical and chemical injury and invasion by microorganisms.

Accepted Answer

A) integument 
B) skeleton 
C) musculature 
D) vascular system 
E) dermis 
A) integument 
B) skeleton 
C) musculature 
D) vascular system 
E) dermis

Exam 23: Protection, support, and Movement

Which of the following is NOT a kind of hydrostatic skeleton?

The integument found in vertebrates is called the

Ciliary creeping is the principal movement mechanism of

In reptiles,the outer layer of the epidermis,the stratum __________ is very thick and modified into scales and other structures.

During relaxation of skeletal muscle fibers,a/an __________ system pumps calcium back into the sarcoplasmic reticulum for storage.

The process by which sweat is produced is called

Evidence of evolutionary ties between protozoans and animals comes from the presence of __________ in both groups.

Locomotion in most echinoderms is by

The feathers of birds are derived from the scales of their __________ ancestors.

In the structure of bone,the small channels through which cells communicate are called

The hypodermis lies underneath the integument and is composed of loose connective tissue,adipose tissue,and __________ tissue.

Which of the following is NOT part of the human axial skeleton?

Arrector pili muscles in human skin

__________ is/are constantly shed; __________ is/are not shed.

Skeletal muscles are attached to the skeleton by

The tetrapod skeleton is modified for support

Which of the following animals possess a hydrostatic skeleton?

The __________ is the external covering of most protozoans.

The functional unit of a myofibril is the

The outer covering of an animal,the __________,functions primarily to protect against mechanical and chemical injury and invasion by microorganisms.

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

Communication I: Nervous and Sensory Systems

Communication II: the Endocrine System and Chemical Messengers

Circulation and Gas Exchange

Nutrition and Digestion

Temperature and Body Fluid Regulation

Reproduction and Development

Filters

is/are constantly shed; is/are not shed.