Biology

Pregnancy and Childbirth

996 Questions

This hub covers essential biology questions on pregnancy, fetal development, and childbirth. Topics include the placenta, maternal physiology, and the stages of labor. These concepts are frequently tested in general science sections of various competitive examinations.

Placenta and fetal nutritionStages of laborMaternal immune systemPregnancy complications

Pregnancy and Childbirth Questions

Multiple choice

When can Erythroblastosis foetalis occur?

  1. Man is Rh positive and woman is Rh negative

  2. Man is Rh positive and woman is Rh positive

  3. Man is Rh negative and woman is Rh negative

  4. Man is Rh negative and woman is Rh positive

  5. Blood group of the man is O positive
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Erythroblastosis foetalis can occur when man is Rh positive and woman is Rh negative.

Multiple choice

Consider the following statements:

  1. Antibodies are also received by foetus from mother's milk.
  2. Antibodies are basically protein molecules.

Which of the given statements is/are correct?

  1. Only 1

  2. Only 2

  3. Both 1 and 2

  4. Neither 1 nor 2
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Statement 1 is correct. Breast milk contains antibodies and lymphocytes that help the baby to resist infections. Statement 2 is also correct. Antibiotics are mainly protein molecules.

Multiple choice

Which of the following events takes place during a molar pregnancy?

  1. Tumour develops into the uterus.

  2. Foetus slips into the abdominal cavity.

  3. Foetus implants inside the uterus.

  4. Two eggs are fertilised, one outside the uterus and one inside.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Molar pregnancies result in the development of a tumour in the uterus. A molar pregnancy starts when an egg is fertilised, but instead of a normal, viable pregnancy resulting, the placenta develops into an abnormal mass of cysts. Eventually, the embryo dies.

Multiple choice

Which of the following characterises dystocia?

  1. Complicated gestation period

  2. Complicated labour and delivery

  3. Complication in conceiving

  4. Complication in placenta
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Dystocia is a term used for complicated labour and delivery. The baby does not exit the pelvis during childbirth due to being physically blocked. It can lead to the death of the baby and is a risk to the mother.

Multiple choice

Wertheim-Meigs operation is performed for

  1. placental tube abnormalities

  2. cervical cancer

  3. ovarian cancer

  4. removal of ovaries
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Wertheim-Meigs operation is a surgical procedure for the treatment of cervical cancer. It is performed by way of an abdominal incision.

Multiple choice

In which of the following complications of pregnancy is placenta inserted partially or wholly in the lower uterine segment?

  1. Abruptio placentae

  2. Placenta previa

  3. Placental insufficiency

  4. Placental infarction
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

In placenta previa, placenta is inserted partially or wholly in the lower uterine segment. It is hypothesised to be related to abnormal vascularisation of the endometrium caused by scarring or atrophy from previous trauma, surgery or infection.

Multiple choice

Thrombophilia is a condition where blood has an increased tendency to form clots. In which of the following conditions do blood clots in the placenta take place causing miscarriage or other problems like growth restriction of the foetus, pre-eclampsia or, rarely, foetal death?

  1. Antiphospholipid syndrome

  2. Hyperhomocysteinaemia

  3. Paroxysmal nocturnal haemoglobinuria

  4. Elevated factor VIII
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

In antiphospholipid syndrome, blood clots are formed in the placenta which may cause miscarriage or other problems like growth restriction of the foetus, pre-eclampsia or, rarely, foetal death.

Multiple choice

Pre-eclampsia is a disorder of pregnancy manifested by high blood pressure, high amount of protein in the urine and seizures. Which of the following kinds of seizures are experienced by a person with pre-eclampsia?

  1. Myoclonic type

  2. Tonic-clonic type

  3. Febrile type

  4. Atonic type
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A person with pre-eclampsia experiences tonic-clonic type of seizures. They are characterised by unconsciousness, convulsions and muscle rigidity.

Multiple choice

Amniocentesis is a technique used for the detection of

  1. Metabolic disorders

  2. Communicable disease

  3. Genetic abnormalities

  4. AIDS

  5. Haemorrhage
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Amniocentesis is a technique used for the detection of genetic abnormalities. It is a process in which amniotic fluid is sampled using a hollow needle inserted into the uterus to screen for abnormalities in the developing fetus.