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OB Basic Anatomy
Question | Answer |
---|---|
What are the three divisions of the Uterus? | Corpus, Isthmus, Cervix |
What are the three layers of the uterus? | Perimetrium, Myometrium, Endometrium |
What are the three muscles of the myometrium? | Longitudal, Figure 8 (Oblique), and Circular |
What are the three layers of the endometrium? | Basal layer, functional layer, endocervix |
Cartilage in the pelvis softens due to __________ | Relaxin |
What is the blood supply of the uterus? | Abdominal aorta > 2 iliac arteries > hypogastric arteries > uterine arteries > ovarian artery supplies blood to uterus. |
What is the difference between afferent and efferent nerves? | Afferent are sensory. Efferent are motor. |
Where are afferent nerves located (think epidural) | T11-T12 |
Gonads are present by week ___ of intrauterine life. | 5 |
Sex determined by chromosomes by week ____ | 8 |
Can differentiate genitals by week ____ | 12 |
Immature ova are called ____ and present by week ___ | oocytes 10 |
Mature sperm are called ____. Production begins with _________. | Spermatozoa, puberty |
Occurs just before spermatozoa mature in male; prior to ovulation in female. | Meiosis |