Advertisements
Advertisements
प्रश्न
Which of the following hormones is not secreted by human placenta?
पर्याय
LH
Progesterone
Estrogens
hCG
Advertisements
उत्तर
LH
Explanation:
The placenta secretes hCG, estrogens, and progesterone, but LH is secreted by the anterior pituitary gland, not the placenta.
APPEARS IN
संबंधित प्रश्न
Comment on the role of placenta as an endocrine gland.
Arrange the following hormones in sequence of their secretion in a pregnant woman.
hCG, LH, FSH, Relaxin
State the Function of Chorionic Villi
Eye lens is formed from ______.
Which extra-embryonic membrane in humans prevents desiccation of the embryo inside the uterus?
Urine test during pregnancy determines the presence of ______.
In the event of pregnancy, the corpus luteum persists under the influence of ______.
In the development of the human body, the ectoderm is responsible for the formation of ______.
To answer the question, study the graphs below for Subjects 1 and 2 showing different levels of certain hormones.
Subject 2 has a higher level of hormone B, which is ______
Read the following and answer from given below:
Cleavage is the series of rapid mitotic divisions in the zygote and forms blastula. The 2, 4, 8, 16 daughter cells are called blastomeres. An embryo with 64 blastomeres is known as a blastocyst and has a blastocoel cavity. Blastocyst gets implanted in the uterine wall and leads to preganancy.
The solid mass of cells with 16 blastomeres is called ______
Read the following and answer from given below:
Cleavage is the series of rapid mitotic divisions in the zygote and forms blastula. The 2, 4, 8, 16 daughter cells are called blastomeres. An embryo with 64 blastomeres is known as a blastocyst and has a blastocoel cavity. Blastocyst gets implanted in the uterine wall and leads to pregnancy.
The correct sequence of various structures formed during embryonic development is ______
The secondary sexual characters develop in females because:
Several hormones like HCG, HPL estrogen, and progesterone are produced by ______.
hCG is secreted by ______
Placenta is
Assertion: Functional ADA cDNA genes must be inserted in the lymphocytes at the early embryonic stage.
Reason: Cells in the embryonic stage are mortal, differentiated and easy to manipulate.
The diagram given below shows the early embryonic stages of fish, reptiles, birds and humans. Though adult reptiles, birds and mammals breathe air, their embryos possess gills. How does this fact support evolution?
