a teasing needle is a needle that is use when dissecting something
"Arrow needle" is not a recognized term in biology. It may refer to a specially designed tool or instrument used for a specific purpose in a research setting, but additional context is needed to provide a more specific answer.
If I understand what you're asking, the needle is used to 'tease' apart the organs so you can see them better. With small animals (e.g. some species of Drosophilla) it's hard to dissect using a scalpel, so needles are used instead.
A hypotonic needle is a needle that is a non coring needle. A hypertonic needle is a coring needle. Both of these needles are used in IV's with a hypotonic needle used for hypotonic solutions.
It is used to help people who struggle with threading a needle to thread a needle.
Eve teasing is a euphemism used in India for sexual harassment or molestation of women by men.
A small, thin needle called a butterfly needle or a catheter needle is commonly used for chemotherapy. These needles are designed to be gentle on veins and can accommodate the flow of chemotherapy drugs.
a needle used for clay
Yes, the word 'teasing' is a verbal noun, a gerund. A gerund is the present participle of the verb (to tease, teases, teasing, teased), used as a noun. The present participle of the verb is also an adjective.
Adam-Teasing is euphemism used in south and south-east Asia for sexual harassment of men by women and molestation of men by women
if you got pricked by the needle and the needle was then used by a person positive with AIDS
In a needle cricothyroidotomy, the doctor uses a 12- or 14-gauge catheter and needle assembly.