Question 1

What kind of connective tissue has a matrix that is strong and flexible?

Accepted Answer

A)  bone
B)  adipose tissue
C)  loose connective tissue
D)  cartilageE) A) and D)
F) A) and C)

Question 2

When foraging spiders are too hot,they retreat into their burrows.What type of feedback system does this indicate?

Accepted Answer

A)  hormonal feedback
B)  positive feedback
C)  negative feedback
D)  positive and negative feedbackE) None of the above
F) A) and B)

Question 3

Which is the most abundant kind of tissue in most animals?

Accepted Answer

A)  connective
B)  epithelial
C)  blood
D)  muscleE) A) and D)
F) All of the above

Question 4

Connective tissue is different from the other major tissue types in that ________.

Accepted Answer

A)  it is made up of cells
B)  the cells are sparsely scattered through an extracellular matrix
C)  it is not made up of cells
D)  it is found only in humansE) A) and D)
F) B) and C)

Question 5

A physiologist is a biologist who studies the ________.

Accepted Answer

A)  structure of living things
B)  structure of body parts
C)  evolution of animals
D)  function of body partsE) B) and D)
F) A) and B)

Question 6

The figure below shows that ________.

Accepted Answer

A)  homeostatic mechanisms allow cats to sense their external environments
B)  homeostatic mechanisms allow cats to use their internal conditions to affect their external environments
C)  cats experience no variations in their internal conditions
D)  homeostatic mechanisms allow cats to maintain relatively constant internal conditions even when the external environment changesE) B) and D)
F) None of the above

Question 7

In animals,individual cells are grouped into ________.

Accepted Answer

A)  organs
B)  tissues
C)  organisms
D)  organ systemsE) B) and C)
F) A) and B)

Question 8

Which type of tissue forms an electrical communication system within the body?

Accepted Answer

A)  nervous
B)  blood
C)  connective
D)  muscleE) A) and D)
F) None of the above

Question 9

Based on the information in the paragraphs,spiders are ________.

Accepted Answer

A)  ectotherms
B)  endotherms
C)  sometimes ectotherms and sometimes endotherms
D)  neither ectotherms nor endothermsE) None of the above
F) A) and D)

Question 10

In humans,goosebumps are a vestige of a mammalian adaptation related to ________.

Accepted Answer

A)  thermoregulation
B)  water conservation
C)  osmoregulation
D)  positive feedbackE) None of the above
F) A) and C)

Question 11

Most homeostatic mechanisms depend on ________.

Accepted Answer

A)  positive and negative feedback
B)  negative feedback
C)  predictable environmental conditions
D)  predictable internal conditionsE) A) and C)
F) A) and B)

Question 12

Involuntary muscle includes ________.

Accepted Answer

A)  skeletal muscle only
B)  smooth muscle only
C)  smooth muscle and cardiac muscle
D)  smooth muscle,cardiac muscle,and some skeletal muscleE) None of the above
F) All of the above

Question 13

Which of the following is NOT a true statement about organs?

Accepted Answer

A)  An organ represents a higher level of structure than the tissues composing it.
B)  An organ consists of several tissues.
C)  An organ can carry out only the functions of its component tissues.
D)  An organ consists of many cells.E) All of the above
F) C) and D)

Question 14

When body temperature is too low,which of the following occurs?

Accepted Answer

A)  Blood vessels in the skin constrict.
B)  Muscles relax.
C)  Sweat glands are activated.
D)  Blood vessels at the body surface dilate and fill with blood.E) A) and B)
F) A) and C)

Question 15

If a person is suffering from heat stroke,which organ system is failing?

Accepted Answer

A)  skeletal system
B)  digestive system
C)  nervous system
D)  circulatory systemE) A) and D)
F) B) and C)

Question 16

Bone is a type of ________.

Accepted Answer

A)  connective tissue
B)  epithelial tissue
C)  extracellular matrix
D)  adipose tissueE) A) and B)
F) None of the above

Question 17

Which of the following is a function of the kidneys? I) elimination of urea
II) reabsorption of valuable solutes
III) reabsorbing water

Accepted Answer

A)  I
B)  II
C)  III
D)  all of the aboveE) C) and D)
F) A) and B)

Question 18

Which of the following animals is an ectotherm?

Accepted Answer

A)  human
B)  parrot
C)  spiny lobster
D)  field mouseE) A) and C)
F) A) and B)

Question 19

The basic unit of nervous tissue is the ________.

Accepted Answer

A)  dendrite
B)  axon
C)  neuron
D)  brainE) B) and C)
F) None of the above

Question 20

At high temperatures this animal loses water rapidly.To prevent dehydration,this animal's nephrons should ________.

Accepted Answer

A)  increase reabsorption
B)  decrease reabsorption
C)  increase secretion
D)  decrease secretionE) All of the above
F) None of the above

Exam 21: Unifying Concepts of Animal Structure and Function

When foraging spiders are too hot,they retreat into their burrows.What type of feedback system does this indicate?

Correct AnswerverifiedShow Answer

The figure below shows that ________.

Correct AnswerverifiedShow Answer

In animals,individual cells are grouped into ________.

Correct AnswerverifiedShow Answer

The basic unit of nervous tissue is the ________.

Correct AnswerverifiedShow Answer

If a person is suffering from heat stroke,which organ system is failing?

Correct AnswerverifiedShow Answer

A physiologist is a biologist who studies the ________.

Correct AnswerverifiedShow Answer

At high temperatures this animal loses water rapidly.To prevent dehydration,this animal's nephrons should ________.

Correct AnswerverifiedShow Answer

Which type of tissue forms an electrical communication system within the body?

Correct AnswerverifiedShow Answer

Most homeostatic mechanisms depend on ________.

Correct AnswerverifiedShow Answer

Connective tissue is different from the other major tissue types in that ________.

Correct AnswerverifiedShow Answer

Which of the following is NOT a true statement about organs?

Correct AnswerverifiedShow Answer

Which of the following is a function of the kidneys? I) elimination of urea II) reabsorption of valuable solutes III) reabsorbing water

Correct AnswerverifiedShow Answer

Based on the information in the paragraphs,spiders are ________.

Correct AnswerverifiedShow Answer

When body temperature is too low,which of the following occurs?

Correct AnswerverifiedShow Answer

In humans,goosebumps are a vestige of a mammalian adaptation related to ________.

Correct AnswerverifiedShow Answer

Which is the most abundant kind of tissue in most animals?

Correct AnswerverifiedShow Answer

Which of the following animals is an ectotherm?

Correct AnswerverifiedShow Answer

What kind of connective tissue has a matrix that is strong and flexible?

Correct AnswerverifiedShow Answer

Involuntary muscle includes ________.

Correct AnswerverifiedShow Answer

Bone is a type of ________.

Correct AnswerverifiedShow Answer

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