11342115
Description
Flashcards by Zita Wormuth, updated more than 1 year ago
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Created by Zita Wormuth
over 6 years ago
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| Question | Answer |
| What is gestation? | The time that the embryo/foetus is carried in the uterus |
| What is parturition? | Birthing of the baby |
| What is labour? | The sequence of events that occur during parturition |
| List some events that occur in the first stage of labour | - Complete dilation of the cervix - Contractions become more frequent and stronger - Birth canal is formed |
| List some of the events that occur in the second stage of labour | - Amniotic sac ruptures - Baby's head turns to mother's back - Crowning of the baby's head - Baby is expelled from the uterus |
| What occurs during the third stage of labour aka afterbirth? | Contractions continue to allow the placenta and other remnants to be expelled from the mothers uterus |
| What is the route taken by blood in the foetus before birth? | Foetal blood is carried to and from the placenta through 2 arteries |
| What is the function of the ductus arteriosus? | Connects the main pulmonary artery to the proximal descending. It allows most of the blood from the right ventricle to bypass the foetus' lungs |
| What is the foramen ovale? | An opening between the atria of the foetal heart. Allows blood to flow to flow directly from the right to left atrium |
| What is puerperium? | The period of about 8 weeks were the mother's body returns to it's non-pregnant state. Abdomen decreases in size and discharge of fluid occurs from the shrinking of the uterus |
| Where are lobules found? | In the breast |
| What are glandular alveoli? | The milk-secreting regions of the breast |
| What is lactation? | The initiation and maintenance of milk secretion as well as delivery of milk tot he infant |
| What is colostrum? | The first milk secretion is called colostrum, it is yellowish-white and contains little or no fat and has a high number of the mother's antibodies |
| What hormone is involved in the creation of breast milk? | Prolactin |
| What hormone is involved in the secretion of breast milk? | Oxytocin |
| What is the milk let-down reflex? | An automatic response triggered by suckling which releases breast milk from the breasts |
| Describe the events which take place during milk let-down | 1. Nerve impulses sent to brain from sucking 2. Posterior part of pituitary gland releases oxytocin into bloodstream 3. Muscles around lobules in breast squeeze milk to the nipple |
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