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PUH 210- Exam 2 Latest Update
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PUH 210- Exam 2 Latest Update ...
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PUH 210- Exam 2 Latest UpdateThe endocrine system functions to: - Answer maintain homeostasis and control sexual
reproduction
Paracrine signaling involves hormones acting: - Answer locally diffusing to target cells
in the neighborhood
Autocrine signaling involves hormones acting: - Answer on the cells that produced it
Endocrine signaling involves being: - Answer distributed through the blood and binding
to target cells
What is the basis for specificity in the endocrine system? - Answer to maintain
homeostasis
What's different about the nervous vs. endocrine system? - Answer nervous uses point
to point, endocrine distributes through blood
What's similar about the nervous vs. endocrine system? - Answer both work by sending
and receiving messages and have positive/negative feedback
How are blood sugar levels regulated? - Answer We eat, sugar enters blood, stores,
insulin released, BS drops
LADA stands for: - Answer latent autoimmune diabetes in adults
MODY stands for: - Answer maturity onset diabetes of youth
What goes wrong in type 1 diabetes? - Answer body destroys pancreatic beta cells
What goes wrong in type 2 diabetes? - Answer loss of insulin production
Gestational diabetes is a: - Answer glucose intolerance diagnosed in women during
pregnancy
Pre-diabetes is considered for people that are: - Answer at increased increased risk for
developing diabetes
Endocrine Disrupting chemicals are: - Answer a broad range of chemicals interact with
the endocrine system and cause many adverse affects
What are the main health effects of EDCs in people? - Answer reproduction,
endometriosis, precocious puberty, cancers
Why are EDCs such a contentious issue in public health? - Answer there is no firm
evidence, all of the health effects are suggestive
, DES is used for: - Answer menopausal symptoms and prevent miscarriages
Why are DESs serious to public health? - Answer babies born to mothers using them
could be infertile, smaller genitalia
BPAs are used for: - Answer plastic and epoxy hardeners
What do BPAs do to the human body? - Answer effect endocrine system
How do dioxins and PCBs function as EDCs? - Answer interfere with sex hormones and
mimic estrogen
Where does fertilization occur? - Answer end of fallopian tube, away from uterus
When does fertilization occur? - Answer 3-5 days after conception
How does fertilization occur? - Answer sperm penetrates egg, flows to uterus, implants
and begins to grow
Why is it a hostile environment for sperm? - Answer cervical wall is detrimental, vaginal
acidity, 99% die within an hour
List 5 important things that happen in the 1st trimester. - Answer organs formed, heart
beat at 22 days, yolk sac, involuntary nervous system, kicking reflex
List 7 important things that happen in the 2nd trimester. - Answer testosterone/eggs,
voluntary nervous system, hands, CNS extends, digestive system, blinking, fingerprints
The term fetus is used at: - Answer 8 weeks
List 6 things that happen in the 3rd trimester. - Answer senses, startle and suckling
reflex, lungs, fat layer, memories
What are the 3 stages of labor? - Answer lungs secrete protein, deliver, placenta
delivery
What are some common reasons for reduced fertility: in the men, in women, in couples?
- Answer 40%, 40%, 20%. male- low count and mobility. Female- tipped uterus, blockage
List the common tests done for a couple struggling with fertility. - Answer semen
analysis, hormone levels, biopsy, post coital exam
IVF - Answer in vitro fertilization; gametes collected and fertilized in a dish, then
inseminated
ICSI - Answer intracytoplasmic sperm injection; fertilized by microinjection
GIFT - Answer gamete intrafallopian transfer; gametes collected and planted
ZIFT - Answer zygote intrafallopian transfer; zygotes collected and planted
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