Deck 8: Thermoregulation

Question 1

Heat production is a result of energy being released in the body due to metabolism. What is lowest amount of energy required by the body to maintain vital function?

A)Mitral valve rate
B)Basal metabolic rate
C)Heart rate
D)42 units

Answer 1

Basal metabolic rate

Question 2

Which of the following can increase the basal metabolic rate?

A)Hormones
B)Exercise
C)Eating
D)All of the above

Answer 2

All of the above

Question 3

Which organ's large surface area has a primary role in heat regulation?

A)Skin
B)Heart
C)Small intestine
D)Large intestine

Answer 3

Skin

Question 4

The loss of heat from the body occurs through:

A)Radiation
B)Conduction
C)Evaporation
D)All of the above

Question 5

The appropriate balance or normal temperature that the body attempts to maintain is approximately:

A)96.8
B)37
C)98.6
D)Both B and C

Question 6

Which organ is responsible for temperature detection and stimulation of sweating to help regulate the temperature and basal metabolic rate?

A)Heart
B)Skin
C)Hypothalamus
D)All of the above

Question 7

The electrolyte concentration of sweat is:

A)The same as the concentration in blood
B)Higher in concentration than blood
C)Lower in concentration than blood
D)42

Question 8

The process of blood flow that can increase the temperature of specific areas within the body on demand is known as:

A)Vasoconstriction
B)Vasodilation
C)Erection
D)All of the above

Question 9

One of the reasons for Emily's red skin is:

A)Vasodilation
B)Pooling of blood near the skin
C)Both A and B
D)Neither A nor B

Question 10

Which of the following is the reason why John's body is better able to acclimate to temperature than his new baby?

A)Age
B)Size
C)Composition
D)All of the above

Question 11

The Stefan-Boltzmann law of physics refers to:

A)The ability of the body to maintain temperature
B)The process of heat transfer from high to low
C)The process of the basal metabolic system
D)The hypothalamus and its processes

Question 12

The process of capillary action to control temperature or react to control temperature is known as:

A)Vasoactive control
B)Vasopassive control
C)Vasomotor control
D)None of the above

Question 13

In the movie, Without a Paddle, three men are in a cave in a cold environment. Why does to the fact that they huddle together remain an important method of their survival?

A)To maintain closeness
B)To cause embarrassment of their friends
C)To conserve their energy.
D)None of the above

Question 14

Joan was going through menopause and was suddenly feeling hot. What is the reason for her "hot flash"?

A)Hormonal trigger of vasomotor activity
B)Exercise
C)Stress
D)None of the above

Question 15

Hypohirodosis is a symptom of which disorder?

A)Cystic fibrosis
B)Ross's syndrome
C)Menopause
D)None of the above

Question 16

A genetic disorder that results in hypothermia is:

A)Huntington's disease
B)Down syndrome
C)Cystic fibrosis
D)Both B and C

Question 17

During infection, the body's temperature rises because:

A)Additional cell metabolism is required to fight infection
B)People use hot water bottles
C)There is a metabolic dysfunction caused by the infection
D)The body is responding to antibiotics

Question 18

Psychotropic medications can cause destabilization of thermoregulation due to:

A)Stimulation of the hypothalamus
B)Brain stimulation
C)Brain destimulation
D)None of the above

Question 19

Which of the following are symptoms of hypothermia?

A)Shivering
B)Decreased pulse
C)Shallow breathing
D)All of the above

Question 20

Hypothermia can occur in conditions such as:

A)Cold weather
B)Drowning
C)Both A and B
D)Neither A nor B