1
NSC 3361 - Exam 2 Questions with Answers (100%
Correct Answers)
Neural and Hormonal communications differ, however both are
_____________ signals. Answer: Chemical
Hormonal signals are graded, the speed is gradual and it is active over
meters. Sometimes they are controlled by _________________ clocks
Answer: Circadian
The pituitary gland lies beneath the Answer: hypothalamus
How many hormones does the Posterior pituitary secrete? What are
they? Answer: Only two, Oxytocin and Vasopresin.
Vasopressin is an antidiuretic hormone and it ________ blood pressure
and ________ urine formation. Answer: Raises, inhibits
Early thyroid deficiency causes Answer: Cretinism(mental retardation)
What is the swelling of the thyroid gland as form of iodine deficiency
called? Answer: Goiter
© 2025 All rights reserved
,2
What disease results from long-term excess glucocorticoids with
fatigue depression and psychosis? Answer: Cushing's disease
How many levels of sex determination are there and what are they?
Answer: 7 levels, they are: Chromosomes, Gonads, Internal organs,
external organs, brain, gender identity and gender preference.
In what ways is sex like hunger and thirst? Answer: It involves arousal
and satiation, involves hormonal control, controlled by specific areas
of the brain.
Why do we say sex is unlike hunger and thirst? Answer: It is not a
homeostatic tissue need and individuals do not require sex for
survival(Species do).
Estrogen rises before ____________ Answer: Ovulation
If a female is sexually receptive she is in __________ Answer: estrus
True or false: Women don't have estrus. Answer: True: however they
are more likely to initiate sex at ovulation.
How does Dopamine affect sexual activity in humans? Answer: Drugs
that increase dopamine increase sexual activity in humans. It also
produces erection in men, then ejaculation.
© 2025 All rights reserved
, 3
What is the neurotransmitter that both men and women complain of
impairing their sexual abilities? Answer: Serotonin
__________ provokes the desire but takes away the performance when
it comes to sex. Answer: Alcohol
What gene is the sex determining region of the Y chromosome?
Answer: The SRY gene
Development of the SRY gene causes development of __________
Answer: testes
What forms when there isn't a development of the SRY gene? Answer:
Ovary
________________ is the main organizing hormone of human brains.
Answer: Testosterone.
When do organizing effects occur in the human brain? Answer:
Prenatally or shortly after birth.
___________ effects of the human brain occur at any time in life.
Answer: Activating: They come and go with hormone levels or are
stable.
© 2025 All rights reserved
NSC 3361 - Exam 2 Questions with Answers (100%
Correct Answers)
Neural and Hormonal communications differ, however both are
_____________ signals. Answer: Chemical
Hormonal signals are graded, the speed is gradual and it is active over
meters. Sometimes they are controlled by _________________ clocks
Answer: Circadian
The pituitary gland lies beneath the Answer: hypothalamus
How many hormones does the Posterior pituitary secrete? What are
they? Answer: Only two, Oxytocin and Vasopresin.
Vasopressin is an antidiuretic hormone and it ________ blood pressure
and ________ urine formation. Answer: Raises, inhibits
Early thyroid deficiency causes Answer: Cretinism(mental retardation)
What is the swelling of the thyroid gland as form of iodine deficiency
called? Answer: Goiter
© 2025 All rights reserved
,2
What disease results from long-term excess glucocorticoids with
fatigue depression and psychosis? Answer: Cushing's disease
How many levels of sex determination are there and what are they?
Answer: 7 levels, they are: Chromosomes, Gonads, Internal organs,
external organs, brain, gender identity and gender preference.
In what ways is sex like hunger and thirst? Answer: It involves arousal
and satiation, involves hormonal control, controlled by specific areas
of the brain.
Why do we say sex is unlike hunger and thirst? Answer: It is not a
homeostatic tissue need and individuals do not require sex for
survival(Species do).
Estrogen rises before ____________ Answer: Ovulation
If a female is sexually receptive she is in __________ Answer: estrus
True or false: Women don't have estrus. Answer: True: however they
are more likely to initiate sex at ovulation.
How does Dopamine affect sexual activity in humans? Answer: Drugs
that increase dopamine increase sexual activity in humans. It also
produces erection in men, then ejaculation.
© 2025 All rights reserved
, 3
What is the neurotransmitter that both men and women complain of
impairing their sexual abilities? Answer: Serotonin
__________ provokes the desire but takes away the performance when
it comes to sex. Answer: Alcohol
What gene is the sex determining region of the Y chromosome?
Answer: The SRY gene
Development of the SRY gene causes development of __________
Answer: testes
What forms when there isn't a development of the SRY gene? Answer:
Ovary
________________ is the main organizing hormone of human brains.
Answer: Testosterone.
When do organizing effects occur in the human brain? Answer:
Prenatally or shortly after birth.
___________ effects of the human brain occur at any time in life.
Answer: Activating: They come and go with hormone levels or are
stable.
© 2025 All rights reserved
