ATAR year 12 Human Biology Unit ¾
Exam Questions and Answers
amine hormones - Correct Answers --receptor on surface/cell membrane
-not lipid soluble
-hormone receptor complex forms on the cell membrane/hormone binds to surface
receptor
-enzymes activated within the cytoplasm
-secondary messenger within cytoplasm is activated
-faster acting/effects in seconds or minutes
steriod hormones - Correct Answers -- receptor inside cytoplasm
-moves through cell membrane
-hormone receptor complex forms inside cytoplasm
-enzymes activated inside nucleus/organelles
-genes activated to form a particular protein
slower acting/effects in hours or days
cerebrum function - Correct Answers -thinking, sensory perception, and movement
output
negative feedback - Correct Answers -produces a response that is opposite to the
original stimulus
passive natural immunity - Correct Answers -antibodies from mother to baby/breast
milk/placenta
passive artificial immunity - Correct Answers -antibodies/serum.antitoxin/injected
active natural immunity - Correct Answers -own body manufactures antibodies from an
attack of the disease/pathogen
Cerebellum function - Correct Answers -coordination of voluntary movements and
posture/ balance
hypothalamus function - Correct Answers -HOMEOSTASIS: water balance/bp/temp
regulation/hunger/thirst
-production of posterior pituitary hormones and their functions
-metabolism
Exam Questions and Answers
amine hormones - Correct Answers --receptor on surface/cell membrane
-not lipid soluble
-hormone receptor complex forms on the cell membrane/hormone binds to surface
receptor
-enzymes activated within the cytoplasm
-secondary messenger within cytoplasm is activated
-faster acting/effects in seconds or minutes
steriod hormones - Correct Answers -- receptor inside cytoplasm
-moves through cell membrane
-hormone receptor complex forms inside cytoplasm
-enzymes activated inside nucleus/organelles
-genes activated to form a particular protein
slower acting/effects in hours or days
cerebrum function - Correct Answers -thinking, sensory perception, and movement
output
negative feedback - Correct Answers -produces a response that is opposite to the
original stimulus
passive natural immunity - Correct Answers -antibodies from mother to baby/breast
milk/placenta
passive artificial immunity - Correct Answers -antibodies/serum.antitoxin/injected
active natural immunity - Correct Answers -own body manufactures antibodies from an
attack of the disease/pathogen
Cerebellum function - Correct Answers -coordination of voluntary movements and
posture/ balance
hypothalamus function - Correct Answers -HOMEOSTASIS: water balance/bp/temp
regulation/hunger/thirst
-production of posterior pituitary hormones and their functions
-metabolism
