Question 1

Turning up the temperature setting in a room that feels cold,causing a heater to turn on,is an example of the principle of

Accepted Answer

A)  homeostasis.
B)  positive feedback.
C)  negative feedback.
D)  directional control.E) B) and D)
F) C) and D)

Question 2

The simple cuboidal cells found in the tubules would have which function?

Accepted Answer

A)  allow exchange of substances by diffusion and osmosis
B)  protect areas subject to abrasion
C)  secrete and absorb substances
D)  secrete hormones
E)  secrete and propel mucusF) C) and D)
G) A) and D)

Question 3

What would happen to the drug dealer's blood pH and osmolarity (level of salts) ?

Accepted Answer

A)  Osmolarity and pH would both decrease.
B)  Osmolarity would decrease and pH would increase.
C)  Osmolarity would increase and pH would decrease.
D)  Osmolarity and pH would both increase.E) A) and C)
F) All of the above

Question 4

Which tissue within skin is responsible for producing sweat?

Accepted Answer

A)  epithelial
B)  connective
C)  muscle
D)  nervous
E)  endocrineF) C) and D)
G) A) and B)

Question 5

When a blood clot begins to form,the enzyme thrombin is formed.Thrombin then activates the enzymes that produce more thrombin.This is an example of which of the following?

Accepted Answer

A)  negative feedback
B)  positive feedback
C)  endocrine feedback
D)  nervous feedback
E)  hormonal feedbackF) C) and D)
G) C) and E)

Question 6

What plant parts transport water and therefore are involved in maintaining a state of internal constancy of water in a plant?

Accepted Answer

A)  roots,stems,and leaves
B)  roots only
C)  stems only
D)  leaves onlyE) B) and D)
F) B) and C)

Question 7

The type of connective tissue with a mineralized extracellular matrix is

Accepted Answer

A)  cartilage.
B)  bone.
C)  adipose.
D)  blooD.
E)  loose connectivE.F) A) and E)
G) A) and B)

Question 8

If the concentrations of salts are too high,which of the following would occur?

Accepted Answer

A)  The hypothalamus would signal the kidney to release more salt into the urine.
B)  The hypothalamus would signal the kidney to absorb more salt from the urine.
C)  The pituitary would signal the kidney to release more salt into the urine.
D)  The pituitary would signal the kidney to absorb more salt from the urine.
E)  The liver would signal the kidney to absorb more salt from the urinE.F) C) and E)
G) D) and E)

Question 9

If a person is required to take insulin they most likely do not produce all of the digestive enzymes that the liver normally produces.

Accepted Answer

A) True 
 B)False

Question 10

The type of epithelial tissue that forms a single layer of flattened cells is

Accepted Answer

A)  stratified squamous.
B)  simple cuboidal.
C)  simple columnar.
D)  simple squamous.
E)  stratified columnar.F) B) and E)
G) D) and E)

Question 11

Our cells use vitamin C to make collagen.People on a diet deficient in vitamin C have increased risk of small blood vessels rupturing.Which of the following is the best explanation for this observation?

Accepted Answer

A)  Collagen is the connective tissue in blood.
B)  Collagen weakens the cells lining blood vessels.
C)  Collagen is in the connective tissue surrounding blood vessels.
D)  Collagen causes blood vessels to become stiff and more likely to break.
E)  Collagen inhibits blood clotting.F) B) and C)
G) D) and E)

Question 12

The systems that support and move the body are

Accepted Answer

A)  skeletal and muscular.
B)  nervous and endocrine.
C)  circulatory and respiratory.
D)  digestive and circulatory.
E)  urinary and immunE.F) A) and B)
G) B) and E)

Question 13

Cancers that arise in epithelial tissue are termed

Accepted Answer

A)  carcinomas.
B)  leukemias.
C)  sarcomas.
D)  hybridomas.
E)  lymphomas.F) A) and B)
G) A) and C)

Question 14

How is homeostasis achieved in a unicellular organism,such as a bacterium?

Accepted Answer

A)  Maintains homeostasis within the one cell through intracellular processes.
B)  Interaction of organ systems
C)  Interaction of multiple organs
D)  Homeostasis cannot be achieved by a unicellular organism.E) B) and C)
F) A) and D)

Question 15

What must form in an embryo to make an organ system,such as the circulatory system?

Accepted Answer

A)  cells,like white blood cells
B)  tissues,like blood
C)  organs,like the heart
D)  All answers are correct.E) A) and C)
F) A) and D)

Question 16

Blood flow is increased by vasodilation,or widening of the blood vessel.Which tissue is responsible for vasodilation?

Accepted Answer

A)  epithelial
B)  connective
C)  muscle
D)  nervous
E)  endocrineF) C) and D)
G) A) and E)

Question 17

The tissue that makes up the spinal cord and brain consists of

Accepted Answer

A)  neurons only.
B)  platelets and neuroglia.
C)  platelets only.
D)  neurons and platelets.
E)  neurons and neuroglia.F) B) and D)
G) B) and E)

Question 18

Which of the following animal tissues has control over the other tissues and is found in all organ systems?

Accepted Answer

A)  epithelial
B)  connective
C)  muscular
D)  nervousE) None of the above
F) A) and B)

Question 19

The state of internal constancy maintained by living organisms is homeostasis.

Accepted Answer

A) True 
 B)False

Question 20

Melanin is produced in which of the following tissue types?

Accepted Answer

A)  epithelial
B)  connective
C)  muscle
D)  nervous
E)  endocrineF) C) and E)
G) C) and D)

Exam 23: Animal Tissues and Organ Systems

Turning up the temperature setting in a room that feels cold,causing a heater to turn on,is an example of the principle of

Correct AnswerverifiedShow Answer

Our cells use vitamin C to make collagen.People on a diet deficient in vitamin C have increased risk of small blood vessels rupturing.Which of the following is the best explanation for this observation?

Correct AnswerverifiedShow Answer

Blood flow is increased by vasodilation,or widening of the blood vessel.Which tissue is responsible for vasodilation?

Correct AnswerverifiedShow Answer

Which of the following animal tissues has control over the other tissues and is found in all organ systems?

Correct AnswerverifiedShow Answer

When a blood clot begins to form,the enzyme thrombin is formed.Thrombin then activates the enzymes that produce more thrombin.This is an example of which of the following?

Correct AnswerverifiedShow Answer

How is homeostasis achieved in a unicellular organism,such as a bacterium?

Correct AnswerverifiedShow Answer

What would happen to the drug dealer's blood pH and osmolarity (level of salts) ?

Correct AnswerverifiedShow Answer

What plant parts transport water and therefore are involved in maintaining a state of internal constancy of water in a plant?

Correct AnswerverifiedShow Answer

The tissue that makes up the spinal cord and brain consists of

Correct AnswerverifiedShow Answer

The state of internal constancy maintained by living organisms is homeostasis.

Correct AnswerverifiedShow Answer

What must form in an embryo to make an organ system,such as the circulatory system?

Correct AnswerverifiedShow Answer

The systems that support and move the body are

Correct AnswerverifiedShow Answer

The simple cuboidal cells found in the tubules would have which function?

Correct AnswerverifiedShow Answer

Cancers that arise in epithelial tissue are termed

Correct AnswerverifiedShow Answer

Melanin is produced in which of the following tissue types?

Correct AnswerverifiedShow Answer

Which tissue within skin is responsible for producing sweat?

Correct AnswerverifiedShow Answer

If the concentrations of salts are too high,which of the following would occur?

Correct AnswerverifiedShow Answer

The type of connective tissue with a mineralized extracellular matrix is

Correct AnswerverifiedShow Answer

If a person is required to take insulin they most likely do not produce all of the digestive enzymes that the liver normally produces.

Correct AnswerverifiedShow Answer

The type of epithelial tissue that forms a single layer of flattened cells is

Correct AnswerverifiedShow Answer

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