Class Notes (837,613)
Canada (510,370)
York University (35,409)
Accounting (306)
ACTG 2010 (163)
Lecture 7

lecture 7 Tue.docx

3 Pages
Unlock Document

ACTG 2010
Frank Marchese

11.06.2013 Lecture 7  Towards the babies heart is called the veins, away from the heart of babies is called the arteries.  23+23 = 46 chromosoms in a human  22 are autosomes + 1 is sex chromosome = from each parent  Mesonephric duct is for males (wloffian duct)  Paramesinephric duct is for females(mullerian duct)  SRY-gene: sex determining region of Y chromosome = which initiates testosterone, testes-determining factor TDF, and stimulates mullerian-inhibiting factor to degenerate paraesonephric ducts.  Genital tubercle : is somthing in early fetus that either becomes a penis or Clitoris  Urogenital fold: encloses urethra of male forming part Or it is formed to the labia majora  Labioscrotal folds:  Genetic or biological sex is : XX female // XY male  Gonadal Sex: Testes or Ovaries  Phenotypic Sex: is what we see physically Hormone and Reproduction : chapter 15 = 87-95, 98-99, 102-106  Testestorone O bond ....and estrogen OH bond  Hormones are secrete by the endocrine glands, endocrine cells and neurons.  hormones enter blood streams and arrive at a target cell and binds to the receptors.  2 classes of hormones are steriod hormones and non – steriod hormones  Steriod hormones: Testostorone and estrogen are examples - Lipid soluble, cant pass through cell membrane  Non steroid hormones: peptide (protien) hormones, Not lipid soluble  All hormones bind to protien receptors  Protien is also called the Gene product  CHECK THE DIAGRAM FOR BOTH STERIOD AND NON STERIOD SYSTEMS  Endocrin system: secretes hormone directly into bloodstream.  Major hormone secreting organs are hypothalmus, pituatary gland, pineal gland, theyroid gland, parathyroid gland.  Between 12-17 final growth spurt occurs, where HGH hormone inc  during puberty: - direct production o
More Less

Related notes for ACTG 2010

Log In


Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.