Q. No.During pregnancy, the levels of thyroxin:
1. Increase several folds in maternal blood
2. Increases several folds in fetal blood
3. Decreases several folds in maternal blood
4. Decreases several folds in fetal blood
The fetus develops limbs by the end of:
1. One month of pregnancy
2. Two months of pregnancy
3. First trimester of pregnancy
4. Second trimester of pregnancy
The correct sequence of development of embryonic stages in humans is:
| 1. | Zygote → Blastula → Blastocyst |
| 2. | Zygote → Gastrula → Blastula |
| 3. | Zygote → Blastocyst → Gastrula |
| 4. | Zygote → Gastrula → Blastocyst |
The first movements of the fetus and the appearance of hair on the head are usually observed during:
| 1. | 2nd month | 2. | 3rd month |
| 3. | 5th month | 4. | 6th month |
Which of the following is not produced in the woman only during pregnancy?
| 1. | hCG | 2. | hPL |
| 3. | Relaxin | 4. | Oxytocin |
In human beings, the embryo heart is formed about after ________ of pregnancy.
| 1. | One month | 2. | Two months |
| 3. | First trimester | 4. | Second trimester |
The signals of fetal ejection reflex originate from:
1. Maternal pituitary
2. Maternal hypothalamus
3. Fully developed fetus and placenta
4. Fetal pituitary
The milk produced during the initial few days of lactation, called colostrum, is essential for the newborn as colostrums contains:
| 1. | a Large amount of glucose | 2. | Anti-infective antibodies |
| 3. | Fats | 4. | Various hormones |
After implantation, finger like projections appear on the trophoblast cells called:
| 1. | Chorionic villi | 2. | Allantois |
| 3. | Decidua | 4. | Sinusoids |
Which of the following hormones is not secreted by the human placenta?
| 1. | hCG | 2. | hGH |
| 3. | hPL | 4. | Progesterone |
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