environmental physiology

Question 1

homeotherm

Answer 1

temp an animals body must maintain for health

Question 2

effective temperature

Answer 2

total heating or cooling power of the environment
impacted by wind, humidity, and solar radiation

Question 3

horse homeotherm

Answer 3

100 F

Question 4

cattle homeotherm

Answer 4

101.5 F

Question 5

sheep homeotherm

Answer 5

102 F

Question 6

goat homeotherm

Answer 6

102 F

Question 7

swine homeotherm

Answer 7

102.5 F

Question 8

chicken homeotherm

Answer 8

107 F

Question 9

factors affecting critical temperature

Answer 9

haircoat
subcutaneous fat
nutrition level
wet or dry

Question 10

TNZ

Answer 10

thermal neutral zone: you don’t need to use energy to heat or cool yourself

Question 11

thermal neutral zone

Answer 11

heat production and heat loss are equal

Question 12

thyroxine

Answer 12

increase during cold stress and decrease during heat stress

Question 13

corticoids

Answer 13

increases appetite. level increases in cold and decreases in heat

Question 14

most effective method of reducing heat stress

Answer 14

evaporative cooling

Question 15

things necessary for evaporative cooling

Answer 15

water and lack of humidity

Question 16

cheapest method of reducing heat stress

Answer 16

shade

Question 17

zone cooling

Answer 17

blowing air onto the head of the animal so you don’t have to cool the entire building

Question 18

ventilation

Answer 18

one of the most important things when raising livestock

Question 19

causes of pneumonia

Answer 19

poor ventilation and ammonia(urine)

Question 20

nutrition effects on temp

Answer 20

extra nutrition increases body temp

Question 21

type of feed for winter

Answer 21

high fiber or alfalfa

Question 22

type of feed for summer

Answer 22

concentrate or low in fiber

Question 23

major problem facing livestock management

Answer 23

waste disposal

Question 24

uses for manure

Answer 24

fertilizer or compost
methane production