Hormones & Vitamines

Question 1

Which one is not a glycoprotein hormones?

Answer 1

GH (peptide homrone that inhibits insulin )

Question 2

what promotes cell growth?

GH stimulated chondrogenesis indirectly by using?

Answer 2

Somatomedins

Question 3

What is biotin used for?

Answer 3

Pyruvate carboxylase, acetyl CoA

any carboxylase needs biotin cofactor

Question 4

Which vitamin is a coenzyme for decarboxylation reactions?

Answer 4

B1 (Thiamine)

Question 5

Which vitamin is a coezyme FAD & FMN

Answer 5

B2 (riboflavin)

Question 6

Which is a coenzyme for NAD?

Answer 6

B3 (Niacin)

Question 7

Which vitamin is for transamination reaction?

Answer 7

B6: pyridoxin, PLP

Question 8

What does B6 deficiency lead to?

Answer 8

peripheral neuropathy & dermatitis

Question 9

Which vitamin needs intrinsic factor for absoprtion?

Answer 9

B12 (cobalamine)

Question 10

Where is lumbar puncture?

Answer 10

L3/L4

Question 11

What does phosphatidylcohline lead to?

Answer 11

Lecithin (phosphate + choline)

Question 12

Which does NOT cause vasoconstriction?

Answer 12

Histamine

Question 13

Muscarinic AcH receptors effects?

Answer 13

Sweating & salivation

Question 14

What hormone is responsible for milk secretion post partum?

Answer 14

Oxytoxin

produced milk in the paraventricular nucleus of hypothalamus and stored in the posterior pituitary