Question 1

In humans,which of these structures is not made of cartilage?

Accepted Answer

A)  tip of the nose
B)  outer ear
C)  intervertebral disks of the backbone
D)  knee cap
E)  larynxF) All of the above
G) A) and B)

Question 2

Cartilage is composed of

Accepted Answer

A)  glycoproteins and calcium phosphate.
B)  glycoproteins and collagen fibers.
C)  collagen fibers and osteocytes.
D)  osteocytes and glycoproteins.
E)  osteocytes and calcium phosphatE.F) B) and D)
G) C) and E)

Question 3

Which of these thermoregulation processes can be sustained for the longest period of time?

Accepted Answer

A)  shivering
B)  torpor
C)  nonshivering thermogenesis
D)  hibernation
E)  feverF) B) and E)
G) A) and E)

Question 4

Epithelial membranes are not very thick because

Accepted Answer

A)  epithelial tissues cannot support other cells growing on top of the tissue.
B)  epithelial tissues are nourished by blood vessels in adjacent tissues,thus diffusion is limited to thin tissues.
C)  epithelial tissues can only reach a certain level of thickness because of their pre-programmed cell growth.
D)  epithelial tissues that are much greater than a few cell layers in thickness collapse because of drying conditions caused by the environment.
E)  epithelial tissues are not able to grow past several cell layers because of an interrupted cell cycle which occurs after several complete cell cycles.F) C) and E)
G) A) and D)

Question 5

Which of these is not a method used by ectothermic vertebrates to affect body temperature?

Accepted Answer

A)  countercurrent heat exchange
B)  basking in the sun
C)  changing heart rate
D)  dilation or contraction of blood vessels
E)  increasing metabolic rateF) B) and D)
G) B) and C)

Question 6

Homeostasis is maintained using negative feedback loops.Changing conditions are detected in which of part of a negative feedback loop?

Accepted Answer

A)  response
B)  effector
C)  sensor
D)  integrating center
E)  stimulusF) A) and B)
G) A) and C)

Question 7

All of the following statements about bone and its structure are correct except

Accepted Answer

A)  bone is an organic extracellular matrix of collagen fibers and calcium phosphate crystals.
B)  bone tissue is not living since it contains calcium phosphate crystals.
C)  bone tissue is a special form of connective tissue.
D)  bone tissue serves as a reservoir for calcium and phosphate ions.
E)  bone marrow is a site for blood cell formations.F) A) and C)
G) B) and C)

Question 8

Which of these neuron structures is usually the longest?

Accepted Answer

A)  cell body
B)  dendrite
C)  axonD) B) and C)
E) All of the above

Question 9

Choose the letter of the best match from the following definitions of positive feedback to their proper examples in child birth.
-Integrating Center

Accepted Answer

A)  oxytocin causes increased uterine contractions
B)  pituitary gland secretes oxytocin
C)  fetus pushed against uterine opening
D)  receptors in uterus detect stretch
E)  brain receives and compares stretch informationF) A) and E)
G) B) and D)

Question 10

Mammalian thermoregulation depends on monitoring of blood temperature by the

Accepted Answer

A)  hypothalamus.
B)  peripheral blood vessels.
C)  adrenal medulla.
D)  anterior pituitary glanD.
E)  thyroid.F) A) and E)
G) A) and B)

Question 11

Which of the following epithelial tissues would be likely found in the kidney tubules?

Accepted Answer

A)  cuboidal
B)  squamous
C)  cuboidal and squamous
D)  columnar
E)  pseudostratified columnarF) None of the above
G) C) and E)

Question 12

In vertebrates,locomotion results from the contraction of muscles anchored to

Accepted Answer

A)  bones.
B)  an exoskeleton.
C)  each other.
D)  nerves.
E)  the plasma membranE.F) A) and B)
G) C) and E)

Question 13

Which of the following systems is most likely to function as a defense system?

Accepted Answer

A)  the integumentary system
B)  the musculoskeletal system
C)  the endocrine system
D)  the sensory system
E)  the nervous systemF) B) and E)
G) B) and C)

Question 14

Which of the following are the fundamental embryonic tissues called the "germ layers"?

Accepted Answer

A)  tissues,organs,and organ systems
B)  mesoderm,muscle,and tissue
C)  ectoderm,endoderm,and exoskeleton
D)  mesoderm,endoderm,and ectoderm
E)  mesoderm,exoderm,and hydrodermF) All of the above
G) A) and B)

Question 15

Which of the following epithelial tissues secretes mucous and is dense with cilia?

Accepted Answer

A)  cuboidal
B)  squamous
C)  cuboidal and squamous
D)  columnar
E)  pseudostratified columnarF) A) and D)
G) A) and C)

Question 16

Choose the letter of the best match from the following definitions of positive feedback to their proper examples in child birth.
-Stimulus

Accepted Answer

A)  oxytocin causes increased uterine contractions
B)  pituitary gland secretes oxytocin
C)  fetus pushed against uterine opening
D)  receptors in uterus detect stretch
E)  brain receives and compares stretch informationF) None of the above
G) A) and C)

Question 17

Which of the following is not one of the principal kinds of tissues in vertebrates?

Accepted Answer

A)  connective
B)  epithelial
C)  cartilage
D)  muscle
E)  nerveF) None of the above
G) A) and B)

Question 18

Which of these methods of heat transfer is not relevant to biological systems?

Accepted Answer

A)  radiation
B)  conduction
C)  convection
D)  evaporation
E)  reflectionF) A) and B)
G) A) and D)

Question 19

Animals that allow their body temperature to conform to the environment are termed

Accepted Answer

A)  heterotherms.
B)  homeotherms.
C)  isotherms.
D)  poikilotherms.
E)  endotherms.F) B) and E)
G) A) and C)

Question 20

The nucleus of a neuron is contained in the

Accepted Answer

A)  axon branches.
B)  companion cell.
C)  cell body.
D)  dendrites.
E)  myelin sheath.F) All of the above
G) C) and E)

Exam 43: The Animal Body and Principles of Regulation

Which of the following systems is most likely to function as a defense system?

Correct AnswerverifiedShow Answer

Which of the following epithelial tissues would be likely found in the kidney tubules?

Correct AnswerverifiedShow Answer

Animals that allow their body temperature to conform to the environment are termed

Correct AnswerverifiedShow Answer

In humans,which of these structures is not made of cartilage?

Correct AnswerverifiedShow Answer

Choose the letter of the best match from the following definitions of positive feedback to their proper examples in child birth. -Integrating Center

Correct AnswerverifiedShow Answer

Which of the following is not one of the principal kinds of tissues in vertebrates?

Correct AnswerverifiedShow Answer

Epithelial membranes are not very thick because

Correct AnswerverifiedShow Answer

All of the following statements about bone and its structure are correct except

Correct AnswerverifiedShow Answer

In vertebrates,locomotion results from the contraction of muscles anchored to

Correct AnswerverifiedShow Answer

Which of these is not a method used by ectothermic vertebrates to affect body temperature?

Correct AnswerverifiedShow Answer

Choose the letter of the best match from the following definitions of positive feedback to their proper examples in child birth. -Stimulus

Correct AnswerverifiedShow Answer

Which of the following are the fundamental embryonic tissues called the "germ layers"?

Correct AnswerverifiedShow Answer

Cartilage is composed of

Correct AnswerverifiedShow Answer

Which of the following epithelial tissues secretes mucous and is dense with cilia?

Correct AnswerverifiedShow Answer

Which of these methods of heat transfer is not relevant to biological systems?

Correct AnswerverifiedShow Answer

Homeostasis is maintained using negative feedback loops.Changing conditions are detected in which of part of a negative feedback loop?

Correct AnswerverifiedShow Answer

Mammalian thermoregulation depends on monitoring of blood temperature by the

Correct AnswerverifiedShow Answer

Which of these thermoregulation processes can be sustained for the longest period of time?

Correct AnswerverifiedShow Answer

The nucleus of a neuron is contained in the

Correct AnswerverifiedShow Answer

Which of these neuron structures is usually the longest?

Correct AnswerverifiedShow Answer

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