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list any four methods of contraception used by humans. how does their use have a direct effect on the health and prosperity of the family?
why menstrual blood doesn't clot?
Explain the process of oogenesis.
(please explain because i want the proper answer of this ques.)
Draw a neat labelled sketch of Graafian follicle.
Why does failure of testes to descend into the scrotum produce sterility?
how does menstrual flow occurs after tubectomy?... i mean the passage blocked then how does the degnerated egg comes out from...????
spermatogenesis? Briefly describe the process of spermatogenesis.
what is sporogenous tissue?
give a labeled diagram of spermatogenesis as im finding it difficult to understand .
Draw a labeled diagram
of female reproductive system.
what is embryo proper?
why is menstrual cycle absent during pregnancy?
the function of prostate gland is ......?
WHAT IS THE SIGNIFICANCE OF SPERMATOGENESIS & OOGENESIS?
Secondary oocyte retains bulk of the nutrient rich cytoplasm of the primary oocyte. Can you think of any advantage for this? rn Does the first polar body born out of first meiotic division divide further or degenerate?rn
explain male reproductive system
what is major difference between spermatogenesis & oogenesis?
difference between ducts and glands????
Study the flow chart given below.Name the hormones involved at each stage and explain their role..
what is foetal ejection reflex?
differentiate between major structural change in the human ovary during the follicular and luteal phase of the menustral cycle
what happens to the blastocyst immediately after implantaion?
WHAT IS PREGNANCY HORMONE? WHY IT IS CALLED SO? NAME TWO SOURCES OF THIS HORMONE IN HUMAN FEMALE?
from where do signals of parturition originate and what does maternal pituitary release for stimulating uterine contractions for child birth?
Draw a labelled diagram of Blastocyst
distingiush b/w morula gastrula and blastula
Can anal sexual intercouse lead to fertilisation?If not, then why it is done?
WHAT IS THE FUNCTION OF INFUNDIBULUM
draw a flow chart to show the hormonal control of the human male reproductive system highlighting the inhibitory and stimulatory directions in it
DIFFERENCE BETWEEN SPERMIOGENESIS AND SPERMIATION
difference between zoospore and zygote ?
what is oogenesis?
List the changes the primary oocyte underqoes in the tertiary follicular stage in the human ovary.
What are the three major phases of menstrual cycle in primates?Mention the key event in each phase.
why is placenta called a temporary endocrine gland?
when and how does placenta develop in human female?
spermatogenesis in human male is a hormone regulated process. justify
Q--. Identify the wrong statement from the following:a. High levels of estrogen triggers the ovulatory surge.b. Orgonial cells start to proliferate and give rise to functional ova inregular cycles from puberty onwards.c. Sperms released from seminiferous tubules are poorly motile /non-motile.d. Progesterone level is high during the post ovulatory phase ofmenstrual cycle.also explain...........
which hormone is called as the pregnancy hormone? ...why ?
Draw a labeled diagram
what is the main difference between insemination and ejaculation?
explain the steps in the formation of an ovum from an oogonium in humans
what is corona radiata?what is the difference between corona radiata and zona pellucida?
why does not all copulations lead to pregnancy???
What is mean by Spermlysin ??????????
After a successful in vitro fertilization the fertilized egg begins for begins to divide where is this egg transferred before it reaches the 8 cell stage What is the techniques?
after tubectomy does menstrual cycle continue? there is a knot tied in the tube so how does the cycle takes place? pls give a proper answer
List all the changes that occur in the ovum during fertilisation.
What is the difference between umbilical cord and placenta??
Draw a labeled diagram
of a Graafian Follicle?
if asked to draw a labbeled diagram of male reproductive system in exam , which one we hav to write ...
there r 2 diagrams in textbook ...
pls answer asap
URGENT!! Define seminal vessicles ,,,prostate gland and cowper's gland.????
What is the significance of epididymis in male fertility?
1.why is oogenesis considered as a discontinous and wasteful process?
2.is ejaculation and insemination the same ?
3.what is monospermy?
4.how implantation takes place ?
does menstruation occur even after tubectomy in females?? and does ovulation too occurs??
Which one of the following pairs is incorrectly matched?
Glucagon Beta cells (source)
Somatostatin Delta cells (source)
Corpus luteum Relaxin (secretion)
lnsulin Diabetes mellitus (disease)
What is the difference between blastulation and gastrulation?
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