Chapter 73 Body Temperature Regulation, and Fever

Chapter 73  Body Temperature Regulation, and Fever

Complete Chapter Questions And Answers
 

Sample Questions

1. Which of the following mechanisms of heat loss occur in a normal person when the environmental temperature is 105 F and the relative humidity is less than 20%?
A. Conduction
B. Convection
C. Evaporation
D. Radiation

ANS: C

2. A 29-year-old man sits nude in a room that has a temperature of 71 F and low humidity. He is 6 feet 2 inches tall and weighs 205 pounds (body mass index = 26.3). The greatest amount of body heat is most likely to be lost by which of the following mechanisms?
A. Conduction to air
B. Conduction to objects
C. Evaporation
D. Radiation

ANS: D

3. Which of the following occurs after a fever has “broken” and the core temperature is falling?
Shivering only
Sweating only
Cutaneous vasoconstriction only
Cutaneous vasodilation only
Shivering and cutaneous vasoconstriction
Sweating and cutaneous vasodilation

ANS: F

4. Which of the following occurs during the induction phase of a fever when the core temperature is rising?
A. Shivering only
B. Sweating only
C. Vasoconstriction only
D. Vasodilation only
E. Shivering and vasoconstriction
F. Sweating and vasodilation

ANS: E

5. Which of the following occurs when a fever breaks (i.e., after the crisis)?
A. Epinephrine secretion
B. Piloerection
C. Shivering
D. Sweating
E. Vasoconstriction

ANS: D