Life on Earth
Chapter 21
Homeostasis and the Organization of the Animal Body
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  1. The skin contains
    1. epithelial tissue
    2. connective tissue
    3. nerve tissue
    4. muscle tissue
    5. all of the above

  2. Glands that become separated from the epithelium that produced them are called __________ glands.
    1. sebaceous
    2. sweat
    3. exocrine
    4. endocrine
    5. saliva

  3. Epithelial membranes
    1. cover the body
    2. line body cavities
    3. may create barriers that alter the movement of certain substances
    4. are continuously replaced by cell division
    5. all of the above

  4. All of the following are examples of connective tissue except
    1. tendons
    2. ligaments
    3. blood
    4. muscle
    5. adipose

  5. Which of the following statements about muscle is true?
    1. Smooth muscle has a striated appearance.
    2. Skeletal muscle is not under conscious control.
    3. Cardiac muscle utilizes gap junctions.
    4. Smooth muscle is called voluntary muscle.
    5. Smooth muscle moves the skeleton.

  6. Homeostasis is defined as
    1. the maintenance of a relatively constant physiological state within an organism
    2. the body's continuous response to internal as well as external changes
    3. dynamic equilibrium of an organism's internal condition
    4. physical and chemical changes within a narrow range
    5. all of these

  7. Change within a narrow range, that cells require to function, is regulated primarily by
    1. negative feedback
    2. positive feedback
    3. degree of stress
    4. challenges encountered by organism
    5. adaptation

  8. Temperature regulation in humans involves___________________.
    1. the integrative action of the hypothalamus
    2. activation of various effectors
    3. an increased metabolic rate
    4. sensors in the abdomen, spinal cord, and large veins
    5. all of these

  9. All of the following are basic types of animal tissues except
    1. epithelium
    2. connective
    3. skeletal
    4. muscle
    5. nerve

  10. A gland having a duct that carries its secretions outside the body is a(n) _______________ gland.
    1. columnar
    2. pyramidal
    3. cuboidal
    4. endocrine
    5. exocrine

      


PH Sower © 1997 by Prentice-Hall, Inc.
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