Oxytocin Flashcards

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1
Q

What is oxytocin?

A

A polypeptide hormone that acts as a neurotransmitter

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2
Q

Where is oxytocin produced?

A

In the brain by both males and females

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3
Q

What does oxytocin control?

A

Key aspects of the reproductive system

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4
Q

Where is its action greater in?

A

Females as it combines with oestrogen to enhance each other’s effects

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5
Q

What does oxytocin help facilitate?

A

Childbirth as it stimulates contractions and breastfeeding

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6
Q

What did Van Leengoed et al 1987 inject?

A

An antagonist of oxytocin into female rats shortly after birth to inhibit oxytocin production

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7
Q

What did the rats show?

A

A delay in maternal behaviours such as picking up/grooming their pups

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8
Q

What happened when effects of antagonist wore off?

A

Normal maternal behaviour was seen

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9
Q

What did Elbourne et al 2001 assess?

A

The administration of oxytocin in 3000 participants during the third stage of labour

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10
Q

Why did Elbourne et al carry out this experiment?

A

To find evidence of reduced blood loss, high lying the role oxytocin plays in achieving successful childbirth

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11
Q

What did White-Traut et al measure?

A

Oxytocin levels in saliva produces by females before, during and after breastfeeding

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12
Q

What did White-Traut et al find about oxytocin in saliva?

A

It was highest immediately before breastfeeding

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