The Reproductive System Exam

The Reproductive System Exam >> Introductory Human Physiology

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1 point

LH ONLY

GnRH ONLY

LH, FSH and GnRH

FSH ONLY

1 point

the hypothalamus is unresponsive to gonadal steroids

the ovaries and testes cannot secrete gonadal steroids

the hypothalamus is very sensitive to negative feedback by gonadal steroids

the pituitary secretes excess amounts of gonadotrophin releasing hormone (GnRH)

1 point

pituitary

hypothalamus

ovary

1 point

decreased expression of estrogen receptors in the uterus

increased expression of estrogen receptors in the uterus

no change in the expression of estrogen receptors in the uterus

1 point

it allows the corpus luteum to continue producing estrogen and progesterone

it acts as a growth hormone for the developing baby

it can be detected in a woman’s urine

1 point

prevent closure of the epiphyseal plate, leading to excess height.

accelerate closure of the epiphyseal plate, restricting height.

decrease bone density (osteoporosis).

1 point

an absence of secondary male characteristics

increased sperm production

l ow circulating testosterone levels but no change in intra-testicular testosterone levels

1 point

decreased sperm count

decreased levels of dihydrotestosterone (DHT)

increased secretion of testosterone by the testes

increased sperm count