ANSC 3270 Midterm 1 study questions
with correct answers
which of the following statements about chickens is false?
| | | | | | | |
a- all chickens perceive danger equally
| | | | |
b-genetics pre-determines how a chicken responds to danger
| | | | | | |
c-a stress resilient chicken is able to recover from danger and remain
| | | | | | | | | | | |
healthy
d-all of the above - CORRECT ANSWER✔✔-a
| | | | | |
which of the following could contribute to variation in the stress
| | | | | | | | | | |
response of lambs at weaning? | | | |
a-methylation of the glucocorticoid receptor gene | | | | |
b-polymorphisms in the melancortin 2 receptor gene | | | | | |
c-polymorphisms in the nicotinic acetylcholine receptor gene
| | | | | |
d-all
e-none - CORRECT ANSWER✔✔-d
| | |
which of the following would be the most resilient sheep breed?
| | | | | | | | | |
a-gulf coast |
,b-rambouillet
c-merino
d-suffolk - CORRECT ANSWER✔✔-a
| | |
which of the following is the most appropriate for quantitatively
| | | | | | | | | |
assessing whether or not a piglet is stressed during weaning?
| | | | | | | | |
a-monitoring for clinical disease | | |
b-calculating pre and post weaning weight | | | | |
c-measuring serum cortisol concentration pre and post weaning
| | | | | | |
d- observing behavioural changes in piglet - CORRECT ANSWER✔✔-c
| | | | | | | |
which of the following enzymes is directly responsible for the synthesis
| | | | | | | | | | |
of epi by chromaffin cells during stress?
| | | | | |
a-PNMT
b-pro-hormone convertase 1 | |
c-cytochrome 11B1 |
d-HSD - CORRECT ANSWER✔✔-a
| | |
epi is synthesized in which region of the adrenal gland?
| | | | | | | | |
a-cortex
b-medulla - CORRECT ANSWER✔✔-b | | |
, which of the following does not contribute to regulating the bioactivity
| | | | | | | | | | |
of catecholamines during stress?
| | |
a-plasma binding proteins | | |
b-tissue specific a adrenergic receptor expression levels
| | | | | |
c-induced glucocorticoid levels | |
d-all
e-none - CORRECT ANSWER✔✔-e
| | |
ligation of ACTH to which receptor induces adrenal steroidogenesis
| | | | | | | | |
during stress?
|
a-NiAchR
b-MR
c-GR
d-MC2R - CORRECT ANSWER✔✔-d
| | |
which of the following is least likely to influence cortisol feedback to the
| | | | | | | | | | | |
|pituitary after a piglet has experienced stress by physical restraint
| | | | | | | | | |
followed by tail docking?
| | |
a-circulating cortisol- binding globulin levels | | | |
b-pituitary MR expression levels | | |
c-pituitary HSD2 |
d=pituitary GR expression levels - CORRECT ANSWER✔✔-b
| | | | | |
with correct answers
which of the following statements about chickens is false?
| | | | | | | |
a- all chickens perceive danger equally
| | | | |
b-genetics pre-determines how a chicken responds to danger
| | | | | | |
c-a stress resilient chicken is able to recover from danger and remain
| | | | | | | | | | | |
healthy
d-all of the above - CORRECT ANSWER✔✔-a
| | | | | |
which of the following could contribute to variation in the stress
| | | | | | | | | | |
response of lambs at weaning? | | | |
a-methylation of the glucocorticoid receptor gene | | | | |
b-polymorphisms in the melancortin 2 receptor gene | | | | | |
c-polymorphisms in the nicotinic acetylcholine receptor gene
| | | | | |
d-all
e-none - CORRECT ANSWER✔✔-d
| | |
which of the following would be the most resilient sheep breed?
| | | | | | | | | |
a-gulf coast |
,b-rambouillet
c-merino
d-suffolk - CORRECT ANSWER✔✔-a
| | |
which of the following is the most appropriate for quantitatively
| | | | | | | | | |
assessing whether or not a piglet is stressed during weaning?
| | | | | | | | |
a-monitoring for clinical disease | | |
b-calculating pre and post weaning weight | | | | |
c-measuring serum cortisol concentration pre and post weaning
| | | | | | |
d- observing behavioural changes in piglet - CORRECT ANSWER✔✔-c
| | | | | | | |
which of the following enzymes is directly responsible for the synthesis
| | | | | | | | | | |
of epi by chromaffin cells during stress?
| | | | | |
a-PNMT
b-pro-hormone convertase 1 | |
c-cytochrome 11B1 |
d-HSD - CORRECT ANSWER✔✔-a
| | |
epi is synthesized in which region of the adrenal gland?
| | | | | | | | |
a-cortex
b-medulla - CORRECT ANSWER✔✔-b | | |
, which of the following does not contribute to regulating the bioactivity
| | | | | | | | | | |
of catecholamines during stress?
| | |
a-plasma binding proteins | | |
b-tissue specific a adrenergic receptor expression levels
| | | | | |
c-induced glucocorticoid levels | |
d-all
e-none - CORRECT ANSWER✔✔-e
| | |
ligation of ACTH to which receptor induces adrenal steroidogenesis
| | | | | | | | |
during stress?
|
a-NiAchR
b-MR
c-GR
d-MC2R - CORRECT ANSWER✔✔-d
| | |
which of the following is least likely to influence cortisol feedback to the
| | | | | | | | | | | |
|pituitary after a piglet has experienced stress by physical restraint
| | | | | | | | | |
followed by tail docking?
| | |
a-circulating cortisol- binding globulin levels | | | |
b-pituitary MR expression levels | | |
c-pituitary HSD2 |
d=pituitary GR expression levels - CORRECT ANSWER✔✔-b
| | | | | |
