Which one of the following statements is...

Which one of the following statements is incorrect about menstruation?

The beginning of the cycle of menstruation is called menarche

During normal menstruation about 40 ml blood is lost

The menstrual fluid can easily clot

At menopause in the female, there is especially abrupt increase in gonadotropic hormones

Text Solution

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The correct Answer is:

Uterus secretes fibrinolytic enzyme and dissolves the clotted blood in uterus during menstrual phase. Hence, blood in the menses always remains in liquid state.

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Which one of the following statement is incorrect?

a) The medullary zone of kidney is divided into a few conical masses called medullary pyramids projecting into the calyces.

b) Inside the kidney the cortical region extends in between the medullary pyramids as renal pelvis.

c) Glomerulus along with bowman's capsule is called the renal corpuscle.

d) Renal corpuscle, proximal convoluted tubule (PCT) and distal convoluted tubule (DCT) of the nephron are situated in the cortical region of kidney.

Which of the following statements is incorrect about Cycas?

It has unchanged stem.

it possesses pinnately compound leaves.

it is a dioecieous plant

it is a non-archegoniate plant.

Which of the following statements is incorrect about pancreas?

It is compound gland as it has both exocrine and endocrine part.

Exocrine part secretes alkaline pancreatic juice having enzymes.

Endocrine part secretes hormones like insulin and glucagon.

It is surrounded by glisson's capsule.