Anatomy And Physiology Test Questions Paper

Anatomy And Physiology Test Questions Paper

Questions and Answers

- 1.
  
  Physical and chemical changes or reactions that occur within the body are collectively known as
  
  Discuss
  - A. Anatomy And Physiology Test Questions Paper
    
    Metabolism
  - B.
    
    Physiology
  - C.
    
    Assimilation
  - D. Anatomy And Physiology Test Questions Paper
    
    Excretion
    
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- 2.
  
  Which of the following lists best illustrates the idea of increasing levels of complexity?
  
  Discuss
  - A.
    
    Cells, tissues, organelles, organs, systems
  - B. Anatomy And Physiology Test Questions Paper
    
    Tissues, cells, organs, organelles, systems
  - C.
    
    Organs, organelles, systems, cells, tissues
  - D.
    
    Organelles, cells, tissues, organs, systems
- 3.
  
  Homeostasis is defined as the
  
  Discuss Anatomy And Physiology Test Questions Paper
  - A.
    
    Ability of human beings to keep body weight within normal limits
  - B.
    
    Maintenance of a constant external temperature inside a room
  - C.
    
    Ingestion of enough food to keep hunger pains from developing Anatomy And Physiology Test Questions Paper
  - D.
    
    Tendency of the body to maintain a stable environment
- 4.
  
  How is oxygen used by living organisms?
  
  Discuss
  - A.
    
    It controls the amount of heat produced Anatomy And Physiology Test Questions Paper
  - B.
    
    Its a source of energy
  - C.
    
    It is used to release energy that is stored in food
  - D.
    
    It is part of water and is necessary to keep organisms hydrated

- 5.
  
  Which of the following organs is located in the abdominopelvic cavity?
  - A.
    
    Heart
  - B.
    
    Trachea
  - C.
    
    Thymus gland Anatomy And Physiology Test Questions Paper
  - D.
    
    Kidney
- 6.
  
  The membrane on the surface of a lung is called the
  
  Discuss
  - A.
    
    Visceral pleura
  - B.
    
    Parietal pleura
  - C.
    
    Visceral pericardium Anatomy And Physiology Test Questions Paper
  - D.
    
    Parietal pericardium
- 7.
  
  A section that separates the body in to right and left portions would be the
  - A.
    
    Frontal section Anatomy And Physiology Test Questions Paper
  - B.
    
    Transverse section
  - C.
    
    Coronal section
  - D.
    
    Sagittal section Anatomy And Physiology Test Questions Paper
- 8.
  
  The thoracic cavity lies where in relationship to the abdominopelvic cavity?
  
  Discuss
  - A.
    
    Dorsal (posterior)
  - B.
    
    Ventral (anterior)
  - C.
    
    Superior Anatomy And Physiology Test Questions Paper
  - D.
    
    Inferior
- 9.
  
  When the body is placed in the anatomical position, which of the following is not true?
  
  Discuss Anatomy And Physiology Test Questions Paper
  - A.
    
    The face is forward
  - B.
    
    The arms are at the sides
  - C.
    
    The palms are facing backward
  - D.
    
    The body is erect Anatomy And Physiology Test Questions Paper
- 10.
  
  A mechanism functioning to maintain a stable internal environment is most likely to involve
  
  Discuss
  - A.
    
    Positive feedback Anatomy And Physiology Test Questions Paper
  - B.
    
    Negative feedback
  - C.
    
    A vicious circle
  - D.
    
    None of the above

- 11.
  
  A parietal membrane __________, where as a visceral membrane ______________.
  - A.
    
    Covers organs; lines cavities
  - B.
    
    Lines cavities; covers organs
  - C.
    
    Is thick; is thin Anatomy And Physiology Test Questions Paper
  - D.
    
    Secretes mucous;secretes serous fluid
- 12.
  
  The diaphragm separates the thoracic and the abdominopelvic cavities.
  - A.
    
    True Anatomy And Physiology Test Questions Paper
  - B.
    
    False
- 13.
  
  The elbow is distal to the wrist.
  
  Discuss
  - A.
    
    True
  - B.
    
    False

- 14.
  
  A decomposition reaction can be symbolized by
  - A.
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    A+B –> C+D
  - B.
    
    A+B –>AB
  - C.
    
    AB–>A+B
  - D.
    
    C+D–>AB Anatomy And Physiology Test Questions Paper
- 15.
  
  Electrolytes are substances that
  - A.
    
    Form covalent bonds with water
  - B.
    
    Ionize when dissolved in water
  - C.
    
    Cannot conduct electricity in solution
  - D.
    
    Are not found in the human body in any appreciable Anatomy And Physiology Test Questions Paper amounts.
- 16.
  
  The pH scale measures the
  - A.
    
    Concentration of hydrogen ions in solution
  - B.
    
    Amounts of salts dissolved in water
  - C.
    
    Number of hydroxyl ions in water
  - D.
    
    Strength of an electrical current carried by a solution

- 17.
  
  Synthesis reactions are particularly important in the body for
  - A.
    
    Release of energy
  - B.
    
    Digestion of food particles
  - C.
    
    Growth of body parts
  - D.
    
    Neutralization of acids by buffers Anatomy And Physiology Test Questions Paper
- 18.
  
  A covalent bond is characterized by
  - A.
    
    One atom sharing and another atom gaining electrons
  - B.
    
    Atoms sharing pairs of electrons
  - C.
    
    Oppositely charged atoms being attracted to each other
  - D.
    
    All of the above Anatomy And Physiology Test Questions Paper
- 19.
  
  Lipids are characterized by
  - A.
    
    A group of substances that are insoluble in water.
  - B.
    
    A number of compounds such as phospholipids, cholesterol and fats.
  - C.
    
    Fat molecules containing C, H, & O but the proportion of oxygen is much smaller than in carbohydrates.
  - D.
    
    All of the above.Anatomy And Physiology Test Questions Paper
- 20.
  
  The general characteristics of proteins are that they
  - A.
    
    Serve as structural materials, energy sources, and chemical messengers.
  - B.
    
    Contain C, H, O and N, and sometimes sulfur.Anatomy And Physiology Test Questions Paper
  - C.
    
    Can act as enzymes
  - D.
    
    All of the above.

- 21.
  
  An enzyme is defined as a
  
  Discuss
  - A.
    
    Protein that speeds up chemical reactions without being changed or depleted.
  - B.
    
    Protein that functions as a hormone Anatomy And Physiology Test Questions Paper
  - C.
    
    Protein that inhibits chemical reactions by being changed or depleted
  - D.
    
    Fibrous protein that is used to help build certain tissues in the body

- 22.
  
  Sodium ions and calcium ions are examples of
  - A.
    
    Cations
  - B.
    
    Anions
  - C.
    
    Salts Anatomy And Physiology Test Questions Paper
  - D.
    
    Buffers
- 23.
  
  Water causes substances formed with ionic bonds to
  
  Discuss
  - A.
    
    Bond more strongly Anatomy And Physiology Test Questions Paper
  - B.
    
    Dissociate
  - C.
    
    Degrade
  - D.
    
    Denature

- 24.
  
  Which of the following is not hydrophilic?
  - A.
    
    Carbohydrates
  - B.
    
    Lipids
  - C.
    
    Proteins Anatomy And Physiology Test Questions Paper
  - D.
    
    Nucleic acid
- 25.
  
  The symbol Na⁺ represents a sodium atom that has lost an electron Anatomy And Physiology Test Questions Paper
  - A.
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    True
  - B.
    
    False

- 26.
  
  Glycogen is a complex polysaccharide that is synthesized by the body
  - A.
    
    True
  - B.
    
    False
- 27. Anatomy And Physiology Test Questions Paper
  
  The endoplasmic reticulum is best described as a
  - A.
    
    Formless liquid
  - B.
    
    Cellular inclusion
  - C.
    
    Network of interconnected membranes
  - D. Anatomy And Physiology Test Questions Paper
    
    Membranous sac
- 28.
  
  The movement of molecules through a membrane by filtration depends upon the presence of
  
  Discuss
  - A.
    
    Osmotic pressure
  - B.
    
    Hydrostatic pressure Anatomy And Physiology Test Questions Paper
  - C.
    
    Atmospheric pressure
  - D.
    
    None of the above
- 29.
  
  Which of the following processes involves the use of specific carrier molecules?Anatomy And Physiology Test Questions Paper
  - A.
    
    Phagocytosis
  - B.
    
    Pinocytosis
  - C.
    
    Active transport
  - D.
    
    Dialysis Anatomy And Physiology Test Questions Paper
- 30.
  
  If the concentration of glucose in the water outside of a cell is higher than the concentration inside,
  
  Discuss
  - A.
    
    Water will tend to enter the cell by osmosis
  - B.
    
    Water will tend to leave the cell by osmosis
  - C. Anatomy And Physiology Test Questions Paper
    
    Glucose will tend to enter the cell by osmosis
  - D.
    
    Glucose will tend to leave the cell by osmosis
- 31.
  
  Because of mitosis and cytoplasmic division, the resulting cells contain
  - A.
    
    Identical chromosomes
  - B. Anatomy And Physiology Test Questions Paper
    
    Identical DNA information
  - C.
    
    Both identical chromosomes and DNA information
  - D.
    
    None of the above.

- 32.
  
  The 2 major components of the cell membrane are
  - A.
    
    Lipids and carbohydrates
  - B.
    
    Proteins and carbohydrates
  - C.
    
    Lipids and proteins
  - D.
    
    Carbohydrates and polysaccharides

- 33.
  
  The cell membrane functions to
  - A.
    
    Maintain wholeness of the cell
  - B.
    
    Control the entry and exit of various substances
  - C.
    
    Provide a barrier to water soluble substances
  - D. Anatomy And Physiology Test Questions Paper
    
    All of the above
- 34.
  
  Which of the following is not a factor that influences the rate of diffusion?
  - A.
    
    The distance of diffusion
  - B.
    
    The concentration of the substance
  - C. Anatomy And Physiology Test Questions Paper
    
    The amount of energy available for transport molecules
  - D.
    
    The molecular weight of the diffusing molecules
- 35. Anatomy And Physiology Test Questions Paper
  
  What characteristic is shared by simple diffusion and facilitated diffusion?
  
  Discuss
  - A.
    
    Both require cellular energy for the transport of substances.
  - B. Anatomy And Physiology Test Questions Paper
    
    Both involve the movement of water across a semi-permeable membrane
  - C.
    
    Both require a special carrier molecule to move substances across the membrane Anatomy And Physiology Test Questions Paper
  - D.
    
    Both involve the movement of a substance from regions of higher concentration to lower concentration without cellular energy.
- 36.
  
  What occurs if a red blood cell is placed in a hypotonic solution?
  
  Discuss
  - A.
    
    The cell will shrink
  - B.
    
    The cell will swell and may eventually burst
  - C.
    
    Nothing; the cell will remain the same size and shape Anatomy And Physiology Test Questions Paper
  - D.
    
    Only permeable substances will leave the cell; otherwise the concentrations within the cell do not change

- 37.
  
  In what phase of mitosis do the chromosomes duplicate?
  
  Discuss
  - A.
    
    Prophase
  - B.
    
    Interphase
  - C.
    
    Metaphase Anatomy And Physiology Test Questions Paper
  - D.
    
    Telophase
- 38.
  
  Which of the following is isotonic to red blood cells?
  - A.
    
    0.9% NaCl solution
  - B.
    
    Distilled water
  - C.
    
    0.9% glucose solution Anatomy And Physiology Test Questions Paper
  - D.
    
    None of the above
- 39.
  
  A selectively permeable membrane is defined as one that
  - A.
    
    Allows all substances to pass through
  - B.
    
    Allows all organic substances to pass through but excludes all inorganic substances Anatomy And Physiology Test Questions Paper
  - C.
    
    Allows some substances to pass through and excludes others
  - D.
    
    Is leaky or allows substances to leak through
- 40.
  
  Which of the following organelles has its structures and function correctly described?Anatomy And Physiology Test Questions Paper
  - A.
    
    Endoplasmic reticulum: network of interconnected membranes forming sacs and canals; packages proteins molecules
  - B.
    
    Ribosomes: membranous vesicles; contains digestive enzymes Anatomy And Physiology Test Questions Paper
  - C.
    
    Golgi apparatus: particles composed of protein and RNA; synthesizes proteins
  - D.
    
    Mitochondrion: nonmembranous structure that synthesizes proteins

- 41.
  
  Osmosis is defined as the movement of
  
  Discuss
  - A.
    
    Molecules from high concentration to a low concentration
  - B. Anatomy And Physiology Test Questions Paper
    
    Water molecules from a high concentration to a low concentration through a selectively permeable membrane
  - C.
    
    Water molecules from a low concentration to a high concentration through a selectively permeable membrane
  - D. Anatomy And Physiology Test Questions Paper
    
    Ions from a low pressure region to a high pressure region through a selectively permeable membrane
- 42.
  
  The relationship of osmotic pressure and the number of solute particles in a solution is
  
  Discuss
  - A.
    
    The lower the number of solute particles, the greater the osmotic pressure
  - B. Anatomy And Physiology Test Questions Paper
    
    The greater the number of solute particles, the lower the osmotic pressure
  - C.
    
    The greater the osmotic pressure, the lower the number of solute particles
  - D. Anatomy And Physiology Test Questions Paper
    
    The greater the number of solute particles, the greater the osmotic pressure
- 43.
  
  A hypertonic solution Anatomy And Physiology Test Questions Paper
  - A.
    
    Has a greater concentration of solute particles than the cells in the solution
  - B.
    
    Would cause cells in the solution to lose water or become shrunken
  - C.
    
    Has greater osmotic pressure than do the cells in the solution Anatomy And Physiology Test Questions Paper
  - D.
    
    All of the above
- 44.
  
  Lipids are synthesized in
  - A.
    
    The Golgi apparatus
  - B.
    
    The smooth endoplasmic reticulum Anatomy And Physiology Test Questions Paper
  - C.
    
    The rough endoplasmic reticulum
  - D.
    
    The liver
- 45.
  
  Cytoplasm occurs between the cell membrane and the nuclear envelope of a cell Anatomy And Physiology Test Questions Paper
  - A.
    
    True
  - B.
    
    False
- 46.
  
  A cell that secretes a large quantity of protein, would have a larger number of lysosomes for this function Anatomy And Physiology Test Questions Paper
  - A.
    
    True
  - B.
    
    False
- 47.
  
  A 5% glucose solution is isotonic to human cells Anatomy And Physiology Test Questions Paper
  - A.
    
    True
  - B.
    
    False
- 48.
  
  The movement of sodium ions from a region of lower concentration inside a cell toward a region of higher concentration outside the cell is accomplished by Anatomy And Physiology Test Questions Paper
- 49.
  
  The outer membrane of the rough endoplasmic reticulum has organelles called __________ attached to it.
- 50.
  
  In dehydration synthesis of a carbohydrate, Anatomy And Physiology Test Questions Paper
  - A.
    
    Larger molecules are decomposed into smaller ones
  - B.
    
    Monosaccharides become joined together
  - C.
    
    Water molecules become joined to monosaccharide molecules Anatomy And Physiology Test Questions Paper
  - D.
    
    The molecule is decomposed in to CO2 and H2O
- 51.
  
  When a sucrose molecule is decomposed to yield a glucose molecule and a fructose molecule,
  - A.
    
    The process involves dehydration synthesis Anatomy And Physiology Test Questions Paper
  - B.
    
    A water molecule is released
  - C.
    
    A water molecule is used
  - D.
    
    None of the above

52.

The reactions of anaerobic respiration occur in the
- A.
  
  Cytoplasm
- B.
  
  Mitochondria
- C.
  
  Nucleus
- D.
  
  All of the above Anatomy And Physiology Test Questions Paper

Please answer the following questions:

1. When protein denatures, it _______________.

2. Cholesterol is used to synthesize _______________.

3. Protein function is determined by ______________.Anatomy And Physiology Test Questions Paper

4.The building blocks of nucleic acids are _______________.

5. _________ is/are building blocks of carbohydrates

6. ________ are the most important fuel source for body cells.Anatomy And Physiology Test Questions Paper

True/False:Anatomy And Physiology Test Questions Paper

1.Starch is a polysacchride of glucose that is stored in plants.

2. lipid molecules are characterized by being insoluble in nonpolar solvents, such as water.

3.Cholesterol is the precursor or raw material used by the body for the synthesis of steroid.Anatomy And Physiology Test Questions Paper

4. No other type of molecule in the body serves a wider variety of functions as those served by the proteins.

5. Fat is the body’s primary energy source. Anatomy And Physiology Test Questions Paper