Question 1

To make use of the sugar in milk,your body needs the enzyme

Accepted Answer

A)   lipase.
B)   amylase.
C)   lactase.
D)   pepsin.
E)   bile.F) C) and D)
G) A) and C)

Question 2

Animals lose water through evaporation,in feces,and in urine.

Accepted Answer

A) True 
 B)False

Question 3

Kidney stones are calcium-rich crystals that form inside the kidney.What symptoms would you expect if the stones lodge in a ureter?

Accepted Answer

A)   increased urine output
B)   decreased urine pH
C)   increased urine pH
D)   decreased urine output
E)   decreased urine osmolarityF) A) and B)
G) B) and D)

Question 4

Heterotrophs eat to

Accepted Answer

A)   obtain potential energy stored in the chemical bonds.
B)   provide reactants for respiration to make ATP.
C)   obtain the monomers of proteins, lipids, and carbohydrates constructed in organisms.
D)   obtain carbohydrates, proteins, and lipids.
E)   All answers are correct.F) A) and D)
G) A) and C)

Question 5

The function of bile is to

Accepted Answer

A)   digest proteins.
B)   digest carbohydrates.
C)   emulsify fats.
D)   digest nucleotides.
E)   emulsify proteins.F) A) and C)
G) D) and E)

Question 6

The semisolid mass of food and gastric juice in the human stomach is termed

Accepted Answer

A)   feces.
B)   chyme.
C)   glottis.
D)   cud.
E)   mash.F) None of the above
G) A) and B)

Question 7

The main site of food absorption in the human digestive system is the

Accepted Answer

A)   stomach.
B)   esophagus.
C)   small intestine.
D)   large intestine.
E)   rectum.F) A) and C)
G) B) and C)

Question 8

Heterotrophs could live underground if they could find a food source,but photosynthetic autotrophs,which include the majority of autotrophs on Earth,must live where they can obtain sunlight.

Accepted Answer

A) True 
 B)False

Question 9

Mammals excrete nitrogen wastes as what?

Accepted Answer

A)   ammonia
B)   urea
C)   nucleotides
D)   uric acid
E)   allantoinF) A) and C)
G) A) and E)

Question 10

Which produces bile?

Accepted Answer

A)   gallbladder
B)   liver
C)   stomach
D)   pancreas
E)   appendixF) D) and E)
G) A) and B)

Question 11

Which is caused by a vitamin C deficiency?

Accepted Answer

A)   rickets
B)   blindness
C)   scurvy
D)   pellagra
E)   anemiaF) None of the above
G) A) and B)

Question 12

Ammonia is toxic and must be secreted as a dilute solution.Why do most freshwater fish secrete ammonia,but mammals do not?

Accepted Answer

A)   Freshwater fish do not have enough energy to convert ammonia to urea.
B)   Mammals do not break proteins down forming ammonia.
C)   Mammals do not secrete wastes in solution.
D)   Freshwater fish can release ammonia without becoming dehydrated by drinking water.
E)   Mammals can synthesize urea from ammonia without using energy.F) A) and B)
G) B) and E)

Question 13

Homeostasis is defined as the ability of an organism to

Accepted Answer

A)   anchor itself to the rocks or soil of a body of water.
B)   carry out chemical reactions.
C)   sexually mature.
D)   withstand extreme temperatures.
E)   maintain a stable internal environment.F) A) and C)
G) A) and B)

Question 14

Animals that eat a broad variety of foods,including plants and animals,are

Accepted Answer

A)   carnivores.
B)   herbivores.
C)   detritivores.
D)   omnivores.
E)   insectivores.F) C) and E)
G) B) and E)

Question 15

The tube that connects the urinary bladder to the outside of the human body is the

Accepted Answer

A)   uvula.
B)   renal vein.
C)   nephron.
D)   urethra.
E)   ureter.F) B) and E)
G) B) and D)

Question 16

The chemical composition of urine reflects the process of

Accepted Answer

A)   filtration only.
B)   reabsorption only.
C)   secretion only.
D)   filtration and reabsorption only.
E)   filtration, absorption, and secretion.F) A) and B)
G) B) and C)

Question 17

Most multivitamins should be taken with a meal in order to

Accepted Answer

A)   provide the energy needed to use the vitamins.
B)   prevent the absorption of water-soluble vitamins.
C)   help with the absorption of fat-soluble vitamins.
D)   provide food for the vitamins to break down.
E)   provide the energy needed to synthesize more vitamins.F) B) and C)
G) B) and D)

Question 18

Botulism is caused by an infection with Clostridium botulinum.The bacteria release botulinum toxin that prevents the release of acetylcholine at neuromuscular junctions.Which would be inhibited in the gut of a person with botulism?

Accepted Answer

A)   blood circulation
B)   lymphatic circulation
C)   absorption of food
D)   peristalsis
E)   absorption of waterF) C) and E)
G) A) and C)

Question 19

The hormone secreted by the posterior pituitary that causes the reabsorption of more water by the kidney is

Accepted Answer

A)   ADH.
B)   FSH.
C)   GH.
D)   LH.
E)   ACTH.F) All of the above
G) A) and E)

Question 20

Cells often use ________ to move ions against their concentration gradient.

Accepted Answer

A)   simple diffusion
B)   facilitated diffusion
C)   active transport
D)   osmosis
E)   ciliaF) A) and B)
G) A) and E)

Exam 28: The Digestive and Urinary Systems

Which produces bile?

Correct AnswerverifiedShow Answer

Animals that eat a broad variety of foods,including plants and animals,are

Correct AnswerverifiedShow Answer

The main site of food absorption in the human digestive system is the

Correct AnswerverifiedShow Answer

To make use of the sugar in milk,your body needs the enzyme

Correct AnswerverifiedShow Answer

Mammals excrete nitrogen wastes as what?

Correct AnswerverifiedShow Answer

The tube that connects the urinary bladder to the outside of the human body is the

Correct AnswerverifiedShow Answer

Heterotrophs could live underground if they could find a food source,but photosynthetic autotrophs,which include the majority of autotrophs on Earth,must live where they can obtain sunlight.

Correct AnswerverifiedShow Answer

The chemical composition of urine reflects the process of

Correct AnswerverifiedShow Answer

The function of bile is to

Correct AnswerverifiedShow Answer

Ammonia is toxic and must be secreted as a dilute solution.Why do most freshwater fish secrete ammonia,but mammals do not?

Correct AnswerverifiedShow Answer

Kidney stones are calcium-rich crystals that form inside the kidney.What symptoms would you expect if the stones lodge in a ureter?

Correct AnswerverifiedShow Answer

Animals lose water through evaporation,in feces,and in urine.

Correct AnswerverifiedShow Answer

The semisolid mass of food and gastric juice in the human stomach is termed

Correct AnswerverifiedShow Answer

Heterotrophs eat to

Correct AnswerverifiedShow Answer

The hormone secreted by the posterior pituitary that causes the reabsorption of more water by the kidney is

Correct AnswerverifiedShow Answer

Botulism is caused by an infection with Clostridium botulinum.The bacteria release botulinum toxin that prevents the release of acetylcholine at neuromuscular junctions.Which would be inhibited in the gut of a person with botulism?

Correct AnswerverifiedShow Answer

Homeostasis is defined as the ability of an organism to

Correct AnswerverifiedShow Answer

Which is caused by a vitamin C deficiency?

Correct AnswerverifiedShow Answer

Cells often use ________ to move ions against their concentration gradient.

Correct AnswerverifiedShow Answer

Most multivitamins should be taken with a meal in order to

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified