EXERCISES, LESSON 7
INSTRUCTIONS: The following exercises are to be answered by marking the lettered
response that best answers the question or best completes the incomplete statement or
by writing the answer in the space provided.
After you have completed all the exercises, turn to "Solutions to Exercises" at the
end of the lesson and check your answers.
Select the function below that is performed by the thyroid hormones.
a. Prevents the growth of tissues in the body.
b. Maintains the normal metabolic rate of the body.
Prevents the body from using carbohydrates for energy.
d. Produces endemic goiters.
Cretinism is described as:
a. A condition in which there is a hyposecretion of thyroxin in the newborn that
can be treated with the administration of propythiouracil.
b. A hyposecretion of thyroxin in the newborn that can result in retardation of the
skeletal and nervous systems if left untreated.
The hypersecretion of thyroxin in an adult that can result in mental retardation.
d. A hyposecretion of thyroxin in an adult that is characterized by edema, fatigue,
lethargy, and sensitivity to cold.