6.6 Hormones, Homeostasis and Reproduction

NATURE OF SCIENCE
1. Developments in scientific research follow improvements in apparatus
  1. The microscope was invented 17 years after William Harvey death
    1. Investigation on sexual reproduction in deer
HORMONES
1. Glands
  1. Pancreas
    1. Regulate blood sugar level
      1. alpha cells
        Glucagon
      2. Beta cells
        Insulin
      3. Type I vs Type II diabetes
        Causes + Treament
  2. Thyroid gland
    1. Thyroxin
      1. Regulate the metabolic rate
      2. Help control body temperature
  3. Cells in adipose tissue
    1. Leptin
      1. Acts on hypothalamus of the brain to inhibit appetite
        Testing of leptin on patients with clinical obesity
        Reasons for the failure to control the disease
  4. Pineal gland
    1. Melatonin
      1. Control circadian rhythms
        Jet lag
  5. A gene on the Y chromosome causes embryonic gonads to develop as testes
    1. Testosterone
      1. Pre-natal development of male genitalia
      2. Sperm production
      3. Male secondary sexual characteristics
  6. Estrogen + Progesterone
    1. Pre-natal development of female reproductive organs
    2. Female secondary sexual characteristics
    3. Menstrual cycle
      1. Negative + Positive feedback
        FSH + LH
    4. IVF
      1. Drugs to suspend the normal secretion of hormones
      2. Surperovulation
2. Replacement therapies
  1. Aim 8
    1. Drugs women take in fertility treatment pose potential risks to health
      1. Should scientific knowledge override compassionate consideration in treating infertile couples?
REPRODUCTION
1. Annotate a diagrams of the male and female reproductive system

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6.6 Hormones, Homeostasis and Reproduction

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