HEART ANATOMY

Question 1

Pulmonary semi-lunar valve

Answer 1

Prevents blood flowing from the pulmonary artery bark into the right ventricle

Question 2

Aortic (systemic) semi-lunar valve

Answer 2

Prevents blood from flowing from the aorta back into the left ventricle

Question 3

Atrio-Ventricular valve (Tricuspid)

Answer 3

Prevents blood flowing from right ventricle to right atrium

Question 4

Atrio-ventriuclar valve (Bicuspid mitral)

Answer 4

Prevents blood flowing from left ventricle back into left atrium

Question 5

If it prevents blood flowing back into the ventricle it is a

Answer 5

Semi lunar valve

Question 6

If it is a valve that prevents blood flowing back into the atrium it is a

Answer 6

Ventricular valve

Question 7

M1,M3,M5 couples with what G protein receptor

Answer 7

Gq

Question 8

M2 and M4 couples with

Answer 8

GI and GO

Question 9

A1 adrenoreceptor couples with

Answer 9

Gq

Question 10

A2 adrenoreceptors couples with

Answer 10

GI or Go

Question 11

Beta adrenoreceptors couple with

Answer 11

Gs

Question 12

Receptors in the heart

Answer 12

Main receptors = B1 AND M2

B2,Alpha 1 and angiotensin II receptors