W2 Heart and Great Vessels

Question 1

What is the heart contained within

Answer 1

fibrous pericardium

Question 2

What is the fibrous pericardium attached to

Answer 2

diaphragm

Question 3

Where does the heart lie

Answer 3

mainly behind the sternum

Question 4

what does the tip of the right atrium line up with

Answer 4

3rd right costal cartilage

Question 5

What does the left atria line up with

Answer 5

mid clavicle line and 2nd costal cartilage

Question 6

where does the apex of the heart sit

Answer 6

fifth intercostal space

Question 7

where does the base of the right atrium sit

Answer 7

6th costal cartilage

Question 8

What are the valves between the right atria and right ventricle

Answer 8

tricuspid valve

Question 9

What are the valves between the right ventricle and pulmonary artery

Answer 9

pulmonary semi lunar valves

Question 10

What are the valves between the left atria and left ventricle

Answer 10

bicuspid valve

Question 11

What are the valves between the left ventricle and the aorta

Answer 11

aortic semi lunar valves

Question 12

what is the function of the pulmonary trunk

Answer 12

conduct deoxygenated blood from heart to lungs

Question 13

What do the carotid arteries supply blood to

Answer 13

head and neck

Question 14

What do the subclavian arteries supply blood to

Answer 14

arms

Question 15

What comes off the brachiocephalic trunk

Answer 15

right carotid artery and the right subclavian artery

Question 16

What drains the head

Answer 16

jugular arteries

Question 17

What drains into the vena cava

Answer 17

jugular vein, subclavian vein

Question 18

What is different about foetuses hearts

Answer 18

hole in the atrial septum, and tube between the pulmonary artery and the aorta

Question 19

What is the hole in the atrial septum called

Answer 19

foramen ovale

Question 20

What is the the foramen ovale called when it closes

Answer 20

fossa ovalis

Question 21

What is the tube between the pulmonary artery and the aorta called

Answer 21

ductus arteriosum

Question 22

What is the ductus arteriosum called when it closes

Answer 22

ligamentum arteriosus

Question 23

What causes the closure of the foramen ovale and the ductus arteriosum

Answer 23

babies first breath

Question 24

What is the effect of the foramen ovale

Answer 24

oxygenated and deoxygenated blood mix

Question 25

what is in the posterior part of the mediastinum

Answer 25

descending thoracic aorta, oesophagus

Question 26

what is the function of the coronary arteries

Answer 26

supply muscle of the heart with oxygenated blood

Question 27

what do the coronary arteries arise from

Answer 27

ascending aorta

Question 28

describe the location of the coronary arteries

Answer 28

run around the coronary groove, branch to the atria and ventricles

Question 29

what does the right coronary artery supply

Answer 29

mainly right atria and right ventricle

Question 30

what does the left coronary artery split into

Answer 30

anterior ventricular artery and the circumflex

Question 31

what comes off the right hand side in right dominance

Answer 31

posterior inter-ventricular artery

Question 32

why does being left dominant increase mortality rate

Answer 32

if there is a clot blood supply to left ventricle would be lost

Question 33

wall of which ventricle is more muscular

Answer 33

left ventricle

Question 34

which side of the heart carries deoxygenated blood

Answer 34

right

Question 35

where on the chest would you place a stethoscope if you wanted to listen to the closing of the tricuspid valve

Answer 35

6th costal cartilage

Question 36

Where are the sino atrial node located

Answer 36

right atrial wall

Question 37

Where is the atrio ventricular node located

Answer 37

inter atrial septum near the opening of coronary sinus