2018

Question 1

Ranitidine MOA

Answer 1

H2 blocker

Question 2

Propranolol MOA

Answer 2

Non selective B1/B2 blocker

Question 3

Chlorphenamine MOA

Answer 3

H1 blocker

Question 4

Intron definition

Answer 4

Non coding section of an RNA transcript, spliced out before the RNA molecule is translated into a protein

Question 5

Exon definition

Answer 5

A segment of a DNA or RNA molecule containing information coding for a protein

Question 6

Haploid definition

Answer 6

Presence of a single set of chromosomes in an organism’s cells

Question 7

Site of melatonin secretion

Answer 7

Pineal gland

Question 8

Site of glucagon secretion

Answer 8

Alpha cells in the islet of langerhans

Question 9

Site of calcitonin secretion

Answer 9

C cells (parafollicular)

Question 10

Where do the coronary arteries arise from

Answer 10

Right cusp of the aortic valve, at the right aortic sinus

Question 11

Vitamin needed for myelin and connective tissue

Answer 11

Vit A

Question 12

Vit needed for absorption of calcium and phosphorus

Answer 12

Vit D

Question 13

Vit found in bone and necessary for muscle contraction

Answer 13

Calcium

Question 14

Cyanotic baby <24h old no murmur

Answer 14

TGA

Question 15

Role of Hepcidin

Answer 15

Part of cytochrome, plays a role in iron metabolism

Question 16

Absorption site of CSF

Answer 16

Arachnoid villi

Question 17

MOA of MMF

Answer 17

Inhibits inosine 5 monophosphate

Question 18

Gastric emptying by which nerve?

Answer 18

Vagus

Question 19

How does Parvovirus B!9 cause anaemia

Answer 19

Cytotoxicity of progenitor cells

Question 20

Hormone deficient in diabetes insipidus

Answer 20

Growth hormone

Question 21

What is prolonged in haemorrhagic disease of the newborn

Answer 21

PT

Question 22

Which Ca should be given irradiated blood

Answer 22

Hodgkin’s lymphoma

Question 23

Layer of skin affected by SSSS

Answer 23

Stratum granulosum

Question 24

Girl - unconscious, brother died of SIDS, IX - high ammonia, normal lactate, low glucose

Answer 24

OTD

Question 25

Mechanism of omeprazole

Answer 25

Suppresses gastric acid secretion by specific inhibition of the H/K/ATPase enzyme system at the secretory surface of the gastric parietal cell

Question 26

Mechanism of anaemia in coeliac disease

Answer 26

Coeliac disease can cause damage to the small intestine where iron, folate and Vit B12 are absorbed

Question 27

Mechanism of salbutamol induced hypokalaemia

Answer 27

Na and H receptor

Question 28

How to diagnose psychogenic Polydipsia

Answer 28

Water deprivation test

Question 29

Spinal abnormalities in klippel fiel syndrome

Answer 29

Fusion of the cervical vertebral bodies

Question 30

Reason to give high supplement of O2 in pneumothorax

Answer 30

Nitrogen washout

Question 31

Dilatation of the 4th ventricle due to

Answer 31

Luschka and magendie obstruction

Question 32

Baby with widening of the wrist and metabolic acidosis

Answer 32

Distal RTA

Question 33

Congenital defect in DiGeorge

Answer 33

3rd and 4th pharyngeal arch

Question 34

Syringomyelia at T6 what will be lost

Answer 34

Cough, posture and maintain balance

Question 35

Listeria

Answer 35

Gram +ve rod