Saturday, May 3, 2014

Which cell secretes what? Male reproductive system mnemonics

LH stimulates Leydig cells to produce Testosterone.
Testosterone converts the Wolffian ducts into male accessory structures.
Mnemonic: There is a L in LH and Leydig.
If you flip around the letter L, it looks like a T.

FSH stimulates Sertoli cells to produce Sperm.
Mnemonic: There is a S in FSH, Sertoli, and Sperm.

Inhibin is secreted from the Sertoli cells and it inhibits FSH secretion.
Mnemonic: sertoli ends in I for Inhibin.

Sertoli cells secrete MIF that inhibit female paramesonephric duct development.
Mnemonic: sertoli ends in I for mullerian Inhibiting factor (MIF).

Related posts:
Which cell secretes what? A simplified ovarian cycle comic video
Which cell secretes what? Gastric mucosa histology mnemonics

Friday, May 2, 2014

Steps of mitosis mnemonic

Hey everyone!
We'll be learning about mitosis today!
Mitosis makes copies of cells.
It occurs in all somatic cells of the body (except sperm and ova)

Here is how to remember the various stages of cell division :)

Friday, April 25, 2014

Opioids and other analgesics mnemonic

Hey everyone!

I kept forgetting the unique feature of opioids and hence I felt a compulsive need to make a mnemonic. It was really hard making a mnemonic for it but I managed and I hope it helps!

Meperidine, Methadone, Nalbuphine and Pentazocine mnemonic

Tuesday, April 22, 2014

Burkitts lymphoma mnemonic

Hey everyone!
A quick "things to remember" list about Burkitts lymphoma for tests!

- B cell lymphoma (B for Burkitts, B for B cells!)
- All types of Burkitt's lymphoma are characterized by disregulation of the c-myc gene.
- Myc (c-Myc) is a regulator gene that codes for a nuclear transcription factor.
- The most common variant is t(8;14).
- The "starry sky" appearance on histology
- It is due to scattered tingible body-laden macrophages (macrophages containing dead body of apoptotic tumor cells).

The mnemonic *drum roll*

The only atypical antipsychotic with extrapyramidal symptoms mnemonic

Risperidone won't let you rest.

Monday, April 21, 2014

Plasmodium species that have a dormant liver form (hypnozoites) mnemonic

Hey everyone!

There are 4 Plasmodium species - P. falciparum, P. malariae, P. vivax and P. ovale.

Did you know that P. vivax and P. ovale have a dormant stage (hypnozoites) that can persist in the liver? It can cause relapses by invading the bloodstream weeks, or even years later!

Sunday, April 20, 2014

Friday, April 18, 2014

Hemolytic uremic syndrome mnemonic

Hey everyone!
This is not exactly a mnemonic but it puts together the syndrome quite well.
Hemolytic uremic syndrome mnemonic