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Chapter 19
Reproductive System
7
Science
Not Applicable
12/06/2011

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Term
Chromosomes
Definition
23 pairs in the human body (diploid), gametes only 23 (haploid).
Term
Semen
Definition
Relaxin, mobility. 50-130 million sperm/ml. Prostaglandins, nutrients (fructose).
Term
Male 2ndary Sex Characteristics
Definition
Pupic, axillary, and facial hair. Enhanced growth of chest, deepening of voice, skin thickens and becomes oily, bones and muscles grow.
Term
Hormones
Definition
Male: testosterone. Female: Estrogen and progesterone.
Term
Ovulation
Definition
ejection of the oocyte (egg) from the ripening follicle.
Term
Fallopian Tubes
Definition
Site of fertilization, links ovaries and uterus but doesn't actually touch ovaries.
Term
Female 2ndary Sex Characteristics
Definition
Breasts, subcutaneous fat in hips and breasts, widening and lightening of pelvis, and growth of axillary and pubic hair.
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