The duct of seminal vesicle opens into the:
1. Caput Epididymis
2. Cauda Epididymis
3. Ejaculatory duct
4. Vas deferens
Seminal plasma mainly consists of contributions from all the following except:
1. Testes
2. Seminal vesicles
3. Prostate
4. Bulbo-urethral glands
Implantation in humans occurs:
1. at Morula stage, 4th - 5th day post fertilization
2. at Blastocyst stage, 4th - 5th day post fertilization
3. at Morula stage, 7th - 8th day post fertilization
4. at Blastocyst stage, 7th - 8th day post fertilization
The secretory phase in the human menstrual cycle is also called:
1. | Follicular phase lasting for about 6 days |
2. | Luteal phase and lasts for about 13 days |
3. | Follicular phase and lasts for about 13 days |
4. | Luteal phase and lasts for about 6 days |
Identify the human development stage shown below as well as the related right place of its occurrence in a normal pregnant woman, and select the right option for the two together:
Developmental stage | Site of occurrence | |
1. | Blastula | End part of fallopian tube |
2. | Blastocyst | Uterine wall |
3. | 8-celled morula | Starting point of fallopian tube |
4. | Late morula | Middle part of fallopian tube |
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In a human female, the blastocyst:
1. | gets implanted into uterus three days after ovulation |
2. | gets nutrition from uterine endometrial secretion only after implantation |
3. | gets implanted in endometrium by the trophoblast cells |
4. | forms placenta even before implantation |
Secretions from which one of the following are rich in fructose, calcium and some enzymes:
1. Liver
2. Pancreas
3. Salivary glands
4. Male accessory glands
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What happens during fertilisation in humans after many sperms reach close to the ovum?
1. | Only two sperms nearest the ovum penetrate zona pellucida |
2. | Secretions of acrosome help one sperm enter the cytoplasm of the ovum through zona pellucida |
3. | All sperms except the one nearest to the ovum lose their tails |
4. | Cells of corona radiata trap all the sperms except one |
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About which day in a normal human menstrual cycle does rapid secretion of LH (popularly called LH-surge) normally occurs?
1. 11th day
2. 14th day
3. 20th day
4. 5th day
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Which of these induces the development of corpus Luteum:
1. LH
2. Oestrogen
3. FSH
4. LTH
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