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The study of the ways nutrients and food influence gene expression is called


A) epidemiology.
B) molecular biology.
C) nutrigenomics.
D) nutrigenetics.

E) B) and C)
F) A) and D)

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Heartburn is caused by


A) the backflow of acid from the stomach into the esophagus.
B) the backflow of intestinal contents into the stomach.
C) consuming spicy and acidic foods.
D) an esophageal tear near the heart.

E) A) and D)
F) B) and C)

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Which hormone functions in the regulation of the body's metabolic rate?


A) Insulin
B) Vitamin D
C) Glucagon
D) Thyroid hormone

E) A) and B)
F) B) and C)

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Which of the following is stored within the nucleus of the cell and acts as a code book for synthesizing specific proteins?


A) RNA
B) Cells
C) Organs
D) DNA

E) None of the above
F) All of the above

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When food enters the small intestine,a hormone stimulates the release of ______ from the pancreas.


A) acid
B) bicarbonate
C) bile
D) mucus

E) C) and D)
F) B) and D)

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A compound that allows for communication between one cell and the next is a


A) neuron.
B) nephron.
C) synapse.
D) neurotransmitter.

E) B) and C)
F) A) and B)

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The constant turnover of body tissues requires the ______ supplied by carbohydrates,proteins,and lipids.


A) chemical energy
B) hormones
C) vitamins
D) structural components

E) C) and D)
F) B) and C)

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The processes by which certain white blood cells identify and destroy pathogens are part of the ______ immune response.


A) specific (adaptive)
B) nonspecific (innate)

C) A) and B)
D) undefined

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Which absorptive process in the small intestine requires a carrier and energy to transport nutrients into absorptive cells?


A) Active absorption
B) Phagocytosis
C) Facilitated diffusion
D) Passive diffusion

E) None of the above
F) A) and B)

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Which of the following is true about the lymphatic system?


A) The specialized fluid carried by this system is blood.
B) This system never intersects with the bloodstream.
C) It helps to maintain the acid-base balance of the blood.
D) It is important for transporting fat-soluble nutrients.

E) B) and C)
F) A) and B)

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Which of the following substances is primarily involved in the emulsification of fat to facilitate its digestion?


A) Bicarbonate
B) Pancreatic juices
C) Hydrochloric acid
D) Bile

E) A) and D)
F) B) and C)

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Where does digestion begin?


A) Mouth
B) Stomach
C) Esophagus
D) Small intestine

E) B) and D)
F) A) and D)

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Where are most digestive enzymes produced?


A) Pancreas and small intestine
B) Liver and large intestine
C) Pancreas and large intestine
D) Liver and pancreas

E) All of the above
F) A) and C)

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Most chemical digestion takes place in the


A) stomach.
B) small intestine.
C) pancreas.
D) large intestine.

E) A) and B)
F) A) and C)

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Excessive acid production in the stomach or upper small intestine could result in


A) poor iron,calcium,and folate absorption.
B) small intestinal bacterial overgrowth.
C) an ulcer.
D) decreased fiber digestion and absorption.

E) A) and D)
F) B) and C)

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Match the following with the terms below

Premises
Collection of cells adapted to perform a specific function
Surface cells that line the outside of the body and all external passages within it
Type of tissue adapted to contract, to cause movement
Type of tissue that holds different structures in the body together
Group of tissues designed to perform a specific function
Type of tissue composed of highly branched, elongated cells that transport nerve impulses from one part of the body to another
Responses
Muscle tissue
Connective tissue
Organ
Tissue
Nervous tissue
Epithelial tissue

Correct Answer

Collection of cells adapted to perform a specific function
Surface cells that line the outside of the body and all external passages within it
Type of tissue adapted to contract, to cause movement
Type of tissue that holds different structures in the body together
Group of tissues designed to perform a specific function
Type of tissue composed of highly branched, elongated cells that transport nerve impulses from one part of the body to another

Which of the following body organs produces bile?


A) Stomach
B) Salivary glands
C) Pancreas
D) Liver

E) A) and D)
F) None of the above

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Which organ of the urinary system produces urine?


A) Kidney
B) Ureter
C) Urethra
D) Urinary bladder

E) A) and D)
F) B) and D)

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Which of the following is a feature of the lymphatic system?


A) It is composed of a mucus-like substance.
B) It picks up and transports dietary lipids.
C) It serves to transport fat- and water-soluble vitamins to the heart.
D) It funnels nutrients to the liver via a one-way pump.

E) A) and B)
F) B) and D)

Correct Answer

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What structure prevents food from entering the trachea when you swallow?


A) Epiglottis
B) Tongue
C) Tonsils
D) Esophagus

E) B) and C)
F) A) and D)

Correct Answer

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