Question 1

Low body temperature triggers adaptive responses to conserve heat.Once the integrating center detects that body temperature has risen,it will decrease these responses.What does this exemplify?

Accepted Answer

A)  adaptation
B)  negative feedback
C)  positive feedback
D)  acclimatizationE) A) and B)
F) None of the above

Question 2

Of which materials is cartilage composed?

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 phosphateF) C) and E)
G) A) and D)

Question 3

Your professor asks you to explain the difference between a tendon and a ligament.How do you answer?

Accepted Answer

A)  Tendons secure muscles to other muscles and ligaments secure bones to other bones.
B)  Tendons and ligaments have the same function but are found in different areas of the body.
C)  Tendons secure muscles to bones and ligaments secure muscles to other muscles.
D)  Tendons are just enlarged ligaments.
E)  Tendons secure muscles to bones and ligaments secure bones to other bones.F) D) and E)
G) A) and B)

Question 4

Vertebrate locomotion results from the contraction of muscles anchored to what other tissue?

Accepted Answer

A)  bone
B)  an exoskeleton
C)  each other
D)  nerves
E)  the plasma membraneF) A) and B)
G) A) and C)

Question 5

Which term refers to muscles that are attached to bones,and cause bones to move at their joints when they contract?

Accepted Answer

A)  smooth muscles
B)  skeletal muscles
C)  cardiac muscles
D)  ligament tissues
E)  involuntary musclesF) B) and E)
G) A) and D) B

Question 6

Damage to the integument may trigger action by cells of which system?

Accepted Answer

A)  reproductive system
B)  immune system
C)  endocrine system
D)  muscular systemE) B) and D)
F) A) and C)

Question 7

Connective tissue includes adipose tissue,tendons,bone,cartilage,and blood.What do all these tissues have in common?

Accepted Answer

A)  They all consist of few cells sparsely distributed in large amounts of extracellular material.
B)  They all provide structural support to the body.
C)  They are all hard tissues.
D)  They all physically bind other tissues together.E) A) and C)
F) A) and B)

Question 8

Which connective tissue has a fluid matrix?

Accepted Answer

A)  adipose
B)  blood
C)  cartilage
D)  dense connective tissue
E)  loose connective tissueF) None of the above
G) All of the above

Question 9

Which of the following statements about bone and its structure is NOT correct?

Accepted Answer

A)  Bone contains an extracellular matrix of collagen fibers and inorganic calcium phosphate crystals.
B)  Bone tissue is not living because it contains inorganic 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 reservoir for blood stem cellsF) D) and E)
G) A) and B) B

Question 10

Why do some bread recipes suggest letting the dough rise in a warm place after kneading?

Accepted Answer

A)  Warming the bread slightly before cooking it in a hot oven stretches out the gluten.
B)  The metabolic rate of yeast speeds up at warmer temperatures,so more carbon dioxide is released and the dough rises more quickly.
C)  The metabolic rate of yeast slows down at warmer temperatures,so more sugar is maintained and the bread is sweeter.
D)  Yeast cannot carry out fermentation at room temperature.E) A) and D)
F) A) and C)

Question 11

What is the approximate Q10 value for most enzymes?

Accepted Answer

A)  0) 2
B)  2
C)  5
D)  10
E)  20F) B) and E)
G) B) and C)

Question 12

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) A) and D)
G) A) and E)

Question 13

Dogs use panting to dissipate excess heat.What part of their brain detects the need for this response and sends the signal to pant?

Accepted Answer

A)  hippocampus
B)  prefrontal cortex
C)  amygdala
D)  hypothalamusE) None of the above
F) C) and D)

Question 14

What structure do myelin sheaths form along?

Accepted Answer

A)  axons
B)  dendrites
C)  neuroglia
D)  cell bodies
E)  gangliaF) C) and D)
G) A) and B)

Question 15

If at the last minute the pitcher decides to throw a curveball,which tissue responds first?

Accepted Answer

A)  epithelial tissue
B)  ectoderm
C)  nerve tissue
D)  muscle tissueE) A) and D)
F) A) and C)

Question 16

Muscles can carry out their unique motor function because they are the only cells which contain actin and myosin.

Accepted Answer

A) True 
 B)False  False

Question 17

In your Ph.D.research,you use thin slices of brain tissue to study neuronal signaling.You attach an electrode to a single neuron,but cannot detect any activity.What is the most likely explanation?

Accepted Answer

A)  When you sliced the brain,you disconnected the cell from its dendrites.
B)  Neurons are not electrically active -- you should be recording neuroglia instead.
C)  When you sliced the brain,you disconnected the cell from its neuroglia.
D)  Excessive myelination is blocking inputs to the cell.E) A) and B)
F) B) and C)

Question 18

A recovering stroke patient complained about strange smells in his room,but no cause could be found.The doctor diagnosed this as phantosmia,or olfactory hallucination,and said it was likely due to stroke-related damage to which tissue?

Accepted Answer

A)  nervous system
B)  olfactory receptors
C)  sensory systems
D)  nodes of RanvierE) C) and D)
F) B) and C)

Question 19

Controversy surrounds the use of zinc-containing nasal sprays as a cold remedy,since they have been associated with anosmia (loss of smell) .If true,this is likely due to the sprays damaging which tissue?

Accepted Answer

A)  nervous system
B)  osmic nerve
C)  sensory systems
D)  neuroglial systemE) A) and D)
F) A) and C)

Question 20

The glands of vertebrates are derived from ________ epithelium.

Accepted Answer

A)  invaginated
B)  stratified
C)  endocrine
D)  scarified
E)  keratinizedF) A) and D)
G) D) and E)

Exam 41: The Animal Body and Principles of Regulation

Low body temperature triggers adaptive responses to conserve heat.Once the integrating center detects that body temperature has risen,it will decrease these responses.What does this exemplify?

Correct AnswerverifiedShow Answer

Of which materials is cartilage composed?

Correct AnswerverifiedShow Answer

Your professor asks you to explain the difference between a tendon and a ligament.How do you answer?

Correct AnswerverifiedShow Answer

Vertebrate locomotion results from the contraction of muscles anchored to what other tissue?

Correct AnswerverifiedShow Answer

Which term refers to muscles that are attached to bones,and cause bones to move at their joints when they contract?

Correct AnswerverifiedB

Damage to the integument may trigger action by cells of which system?

Correct AnswerverifiedShow Answer

Connective tissue includes adipose tissue,tendons,bone,cartilage,and blood.What do all these tissues have in common?

Correct AnswerverifiedShow Answer

Which connective tissue has a fluid matrix?

Correct AnswerverifiedShow Answer

Which of the following statements about bone and its structure is NOT correct?

Correct AnswerverifiedB

Why do some bread recipes suggest letting the dough rise in a warm place after kneading?

Correct AnswerverifiedShow Answer

What is the approximate Q10 value for most enzymes?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Dogs use panting to dissipate excess heat.What part of their brain detects the need for this response and sends the signal to pant?

Correct AnswerverifiedShow Answer

What structure do myelin sheaths form along?

Correct AnswerverifiedShow Answer

If at the last minute the pitcher decides to throw a curveball,which tissue responds first?

Correct AnswerverifiedShow Answer

Muscles can carry out their unique motor function because they are the only cells which contain actin and myosin.

Correct AnswerverifiedFalse

In your Ph.D.research,you use thin slices of brain tissue to study neuronal signaling.You attach an electrode to a single neuron,but cannot detect any activity.What is the most likely explanation?

Correct AnswerverifiedShow Answer

A recovering stroke patient complained about strange smells in his room,but no cause could be found.The doctor diagnosed this as phantosmia,or olfactory hallucination,and said it was likely due to stroke-related damage to which tissue?

Correct AnswerverifiedShow Answer

Controversy surrounds the use of zinc-containing nasal sprays as a cold remedy,since they have been associated with anosmia (loss of smell) .If true,this is likely due to the sprays damaging which tissue?

Correct AnswerverifiedShow Answer

The glands of vertebrates are derived from ________ epithelium.

Correct AnswerverifiedShow Answer

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B

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B

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What is the approximate Q₁₀ value for most enzymes?

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False

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