Deck 32: Animal Tissues and Organ Systems

Question 1

Tight junctions in cells

A)prevent fluid leakage between adjacent cells.
B)are used only to stimulate cellular reproduction.
C)are binding sites for many drugs.
D)only occur in muscle tissue.
E)do none of these.

Answer 1

A

Question 2

Stem cells show promise for mending damage due to

A)spinal cord injuries.
B)Parkinson's disease.
C)muscular dystrophy
D)heart attacks.
E)all of these.

Answer 2

E

Question 3

Which of the following is NOT true of fibrous, irregular connective tissue?

A)Its matrix is packed with fibroblasts.
B)Its matrix is packed with collagen fibers.
C)It is mainly associated with the skeletal system.
D)It is a component of the skin.
E)It forms protective capsules around some organs.

Answer 3

C

Question 4

Which of these is NOT a connective tissue?

A)cartilage
B)blood
C)bone
D)adipose
E)outer layer of skin

Question 5

Exocrine glands secrete all of the following EXCEPT

A)mucus.
B)hormones.
C)earwax
D)milk.
E)digestive enzymes.

Question 6

The secretion of tears, milk, saliva, and earwax is a function of what tissue?

A)epithelial
B)loose connective
C)lymphoid
D)nervous
E)adipose

Question 7

Epithelial cells are specialized for all EXCEPT which of the following functions?

A)secretion
B)protection
C)diffusion
D)excretion
E)absorption

Question 8

This tissue is found in oviducts.

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

Question 9

The outer layer of skin is mostly __________ epithelium.

A)simple squamous
B)simple cuboidal
C)stratified squamous
D)simple columnar
E)stratified cuboidal

Question 10

An organ is made up of

A)a single type of tissue.
B)glandular tissue.
C)2 or more tissues working together to perform a specific task.
D)muscle tissue that has differentiated from stem cells.
E)none of these.

Question 11

A tissue consists of interacting cells and

A)blood cells.
B)pigmented skin cells.
C)extracellular substances.
D)nerve cells.
E)none of these.

Question 12

Which of the following junctions influences the passage of ions and small molecules between cells?

A)gap
B)adhering
C)loose
D)tight
E)gated

Question 13

Which of the following is false concerning stem cells?

A)They are undifferentiated cells.
B)They arise from a fertilized egg.
C)They can be coaxed to differentiate.
D)They are obtained from a portion of a plant body.
E)They may help mend damaged tissue.

Question 14

Which type of epithelial cell is modified for diffusion?

A)cuboidal
B)simple squamous
C)simple columnar
D)stratified squamous
E)stratified columnar

Question 15

Gap junctions in cells

A)prevent fluid leakage between adjacent cells.
B)are used only to stimulate cellular reproduction.
C)allow ions to pass between adjacent cells.
D)only occur in muscle tissue.
E)do none of these.

Question 16

Cells in this tissue may have cilia.

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

Question 17

Which of the following is (are) NOT true concerning glandular epithelium?

A)Gland cells occur in it.
B)It is found in locations other than glands.
C)It secretes products unrelated to its own metabolism.
D)Its products are distributed only locally.
E)All of these are NOT true.

Question 18

Which of the following is NOT a connective tissue?

A)bone
B)muscle
C)cartilage
D)adipose
E)blood

Question 19

Adhering and gap junctions are found

A)at the endoplasmic reticulum.
B)at the nuclear membrane.
C)at the plasma membrane.
D)between Golgi membranes and endoplasmic reticulum membranes.
E)between Golgi membranes and vacuole membranes.

Question 20

Cells with gap junctions are typical of tissues

A)that suffer wear, abrasion, and mechanical insults.
B)such as bone and cartilage that must withstand external forces.
C)that require rapid exchange of chemical messages, as is the case for cardiac muscle.
D)that secrete enzymes or hormones.
E)described by all of these.

Question 21

Muscle cells are produced by

A)the ectoderm.
B)the endoderm.
C)the mesoderm.
D)the ectoderm and endoderm.
E)all of the germ layers.

Question 22

Skeletal muscle makes up about __________ percent of the weight of an average person.

A)10
B)20
C)30
D)40
E)50

Question 23

Cartilage is found

A)in the nose.
B)in the embryonic skeleton.
C)in the external ear.
D)between vertebrae.
E)in all of these.

Question 24

Which tissue has no direct blood supply?

A)cartilage
B)adipose
C)loose connective
D)dense connective
E)bone

Question 25

Rapid communication throughout the body is accomplished by

A)neurons.
B)blood.
C)hormones.
D)muscles.
E)connective tissue.

Question 26

Which embryonic tissue is defective if an embryo develops into a creature that cannot move and has no supportive or circulatory system?

A)ectoderm
B)endoderm
C)mesoderm
D)somatoderm
E)all of these

Question 27

A frontal plane is indicated by

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

Question 28

The "back" of the human body is its __________ surface.

A)anterior
B)posterior
C)inferior
D)superior
E)ventral

Question 29

Cardiac muscle cells are

A)involuntary.
B)spindle-shaped.
C)multinucleated.
D)slow contracting.
E)all of these.

Question 30

The lining of the intestinal tract is produced by

A)the ectoderm.
B)the endoderm.
C)the mesoderm.
D)the endoderm and mesoderm.
E)all of the germ layers.

Question 31

The dorsal surface of a rabbit corresponds to the __________ of a human.

A)anterior
B)posterior
C)inferior
D)superior
E)ventral

Question 32

People with a large amount of which tissue are least likely to be sensitive to cold?

A)cartilage
B)adipose
C)blood
D)dense connective
E)bone

Question 33

The midsagittal plane is indicated by

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

Question 34

Organs located in the ventral portion of a rabbit are located in the __________ portion of a human.

A)anterior
B)posterior
C)inferior
D)superior
E)ventral

Question 35

Which embryonic tissue is defective if an embryo develops into a creature that appears normal in almost every aspect except for the lining of the digestive tract?

A)ectoderm
B)endoderm
C)gastroderm
D)mesoderm
E)none of these

Question 36

Proximal is indicated by

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

Question 37

White blood cells patrol fat (aka __________ ) tissue.

A)cartilage
B)adipose
C)loose connective
D)dense connective
E)all of these

Question 38

Tendons connect

A)bones to bones.
B)bones to ligaments.
C)muscles to bones.
D)bones to cartilage.
E)all of these.

Question 39

Which of the following terms means the structure is located away from the central part of the body?

A)dorsal
B)inferior
C)superior
D)proximal
E)distal

Question 40

Tissue whose cells are striated and fused at the ends by adhering junctions so that the cells contract as a unit is __________ muscle.

A)smooth
B)skeletal
C)visceral
D)cardiac
E)none of these

Question 41

The integumentary system is responsible for all EXCEPT which of the following?

A)protection against bacterial attack
B)prevention of desiccation
C)synthesis of a certain vitamin
D)blood cell formation
E)control of temperature

Question 42

Melanin protects the skin from

A)desiccation.
B)abrasion.
C)ultraviolet radiation.
D)infrared damage.
E)invasion by bacteria.

Question 43

The lining of the gut and the stomach, liver, and pancreas are produced by

A)the ectoderm.
B)the endoderm.
C)the mesoderm.
D)two of the germ layers.
E)all of the germ layers.

Question 44

Which of the following statements is false concerning the outermost layer of the epidermis?

A)It is the first to be subjected to any abrasion.
B)Keratin provides waterproofing.
C)Millions of cells are worn off daily.
D)Its upper cells undergo rapid cell division.
E)Its outermost cells are dead.

Question 45

The maintenance of the volume and composition of body fluids is the primary responsibility of which system?

A)integumentary
B)immune
C)digestive
D)urinary
E)circulatory

Question 46

Which system is directly involved with heat production?

A)endocrine system
B)nervous system
C)muscular system
D)respiratory system
E)skeletal system

Question 47

Which of the following is NOT characteristic of the epidermis?

A)stratified epithelium
B)adipose
C)keratinocytes
D)melanocytes
E)dendritic cells

Question 48

The organ of the vertebrate body with the largest surface area is the

A)lung.
B)liver.
C)stomach.
D)skin.
E)brain.

Question 49

The skeletal and circulatory systems are produced by

A)the ectoderm.
B)the endoderm.
C)the mesoderm.
D)two of the germ layers.
E)all of the germ layers.

Question 50

The integumentary system functions in

A)protection.
B)support.
C)covering.
D)contraction.
E)resistance.

Question 51

The nervous system is produced by

A)the ectoderm.
B)the endoderm.
C)the mesoderm.
D)the endoderm and ectoderm.
E)all of the germ layers.

Question 52

The external covering of the body is produced by

A)the ectoderm only.
B)the endoderm only.
C)the mesoderm only.
D)the ectoderm and endoderm.
E)all of the germ layers.

Question 53

Integration of body functions is controlled by the

A)respiratory system.
B)nervous system.
C)endocrine system.
D)defense system.
E)nervous system and the endocrine system.

Question 54

Of the following organs, which is NOT in the abdominal cavity?

A)stomach
B)liver
C)heart
D)intestine
E)pancreas

Question 55

Which of the following components of the dermis is incorrectly matched with its usual function?

A)blood vessels; nutrient supply
B)sweat glands; hormone secretion
C)oil glands; lubrication of hair and skin
D)hairs; insulation
E)receptors; pain

Question 56

The endocrine system functions in

A)conduction.
B)contraction.
C)hormonal control of the body.
D)protection against disease.
E)cell production.

Question 57

Which of the following is NOT found in the epidermis?

A)stratified epithelium
B)blood vessels
C)adhering cell junctions
D)keratin
E)melanin

Question 58

Which system produces blood cells?

A)endocrine
B)skeletal
C)muscular
D)defense
E)integumentary