Tag: parturition and lactation

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Questions Related to parturition and lactation

Multiple choice zoology menustral cycle in human parturition and lactation pregnancy and birth fertilization and post fertilization in humans

During parturition which joint allows smooth movement of the foetus?

  1. Amphiarthrosis

  2. Syndesmoses

  3. Pubicsmphysis

  4. Gomphosis
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

During pregnancy in the human, hormones such as relaxin allows the pelvic bones to be more flexible for delivery. The gap of the symphysis pubis, normally is 4–5 mm but during pregnancy there is an increase by at least 2–3 mm. The symphysis pubis separates to some degree during childbirth hence pubic symphysis is an amphiarthrodial joint.

So, the correct option is 'Amphiarthrosis'.

Multiple choice zoology menustral cycle in human parturition and lactation pregnancy and birth fertilization and post fertilization in humans

Milk secretion is caused by :-

  1. Progesterone

  2. PRH

  3. PRL

  4. Oxytocin
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Oxytocin is a peptide hormone secreted by the posterior pituitary. It is also a neuropeptide, used for inter-neuron communication. This hormone is responsible for secretion or ejection of milk. PRH or prolactin releasing hormone is responsible for the release of Prolactin or PRL, which is a hormone responsible for milk production. Progesterone inhibits lactation during pregnancy.

So, the correct option is 'Oxytocin'.

Multiple choice zoology menustral cycle in human parturition and lactation pregnancy and birth fertilization and post fertilization in humans

What is "After birth" referred to?

  1. Amniotic fluid passing out

  2. Expulsion of baby

  3. Expulsion of placenta, umbilical cord and foetal membrane

  4. Secretion of hormone relaxin
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

In medical terms, the third stage of labor is known as the afterbirth. This stage involves the expulsion of the placenta, umbilical cord, and fetal membranes after the baby has been delivered.