cardio embryo

Question 1

Allantois –> Urachus is from what ligament?

Answer 1

Median Umbilical Ligament

Question 2

What is the nucleus pulposus derived from?

Answer 2

Notochord

Question 3

What is the umbilical artery?

Answer 3

Medial Umbilical ligaments

Question 4

What is the ligamentum teres hepatis (round ligament)?

Answer 4

Umbilical Vein

Question 5

The ligamentum teres hepati is contained in what ligament?

Answer 5

Falciform Ligament

Question 6

The PP directly related to what?

PP is inversely related to what?

Answer 6

SV

Arterial compliance

Question 7

Hyperthyroidism, AR, isolated systolic hypertension in elderly, OSA, and advance HF have an increase in what?

Answer 7

PP

Question 8

Aortic Stenosis, Cardiogenic shock, and tamponade have a decrease in what?

Answer 8

PP

Question 9

A wave is what?

Answer 9

atrial contraction

Question 10

C wave is what?

Answer 10

RV contraction

Question 11

X descent is what?

Answer 11

downward displacement of closed tricuspid valve during rapid ejection phase, during rapid ventricular ejection phase

Question 12

V wave is what?

Answer 12

right atrial pressure due to filing against tricuspid valve

Question 13

Y descent is what?

Answer 13

Ra emptying in to RV rapidly

Question 14

What is the bulbus cordis going to become?

Answer 14

Smooth part of left ventricle or right ventricle (RVOT/LVOT)

Question 15

What does the endocardial cushion become?

Answer 15

Atrial Septum, membranous interventricular septum, AV/semilunar valves

Question 16

What is the left horn of sinus venosus give rise too?

Answer 16

Coronary Sinus

Question 17

What does the posterior, subcardinal, and supracardinal veins become?

Answer 17

IVC

Question 18

What does the primitive atrium become?

Answer 18

Left and Right atria

Question 19

What does the primitive pulmonary vein become?

Answer 19

Smooth part of Left atrium

Question 20

What does the primitive ventricle become?

Answer 20

Trabeculated left and right ventricle

Question 21

What does the right common cardinal vein and right anterior cardinal vein?

Answer 21

SVC

Question 22

What does the right horn of sinus venosus become?

Answer 22

smooth part of right atrium

Question 23

What does the truncus arteriosus become?

Answer 23

ascending aorta and pulmonary trunk

Question 24

What are Methionine, histidine, valine, in terms of amino acids?

Answer 24

glucogenic amino acids

Question 25

Isoleucine, phenylalanine, threonine, and tryptophan are what special thing about amino acids?

Answer 25

Glucogenic/ketogenic

Question 26

Arginine, histidine, and lysine are important how?

Answer 26

Basic amino acids

Question 27

What drug inhibits the late phase of sodium current? This reduces diastolic wall tension and oxygen consumption

Answer 27

Ranolazine

Question 28

What drug is a PDE-3 inhibitor, causes general vasodilation, used for short term use in acute decompensated HF?

Answer 28

Milrinone

Question 29

What drug prevents degradation of natriuretic peptides, such as angiotensin II, and substance P? What does it block?

Answer 29

Sacubitril This blocks neprilysin

Question 30

Neural tube formed by neuroectoderm and closes by what week?

Answer 30

Week 4

Question 31

What week does the upper and lower limb buds begin to form?

Answer 31

Week 4

Question 32

What week does the heart beat begin to beat?

Answer 32

Week 4

Question 33

What week is the cardiac activity visible on the transvaginal ultrasound?

Answer 33

Week 6

Question 34

What week is the baby starting to move?

Answer 34

Week 8

Question 35

What week are the genitals of the baby formed?

Answer 35

Week 10

Question 36

When in comes to HIV world: Which glycoprotein is for fusion and entry into host CD4? Which glycoprotein is for attachment to host CD4 T cells?

Answer 36

gp41 gp120

Question 37

What abnormal heart sound is due to rapid ventricular filling phase? What diseases have this as well?

Answer 37

S3 MR, HF, but can be normal

Question 38

What abnormal heart sound is heard at the apex, associated with ventricular noncompliance? What disease is this associated with?

Answer 38

S4 ventricular noncompliance (hypertrophy)

Question 39

What disease is the x descent not present? What disease is the y descent not present?

Answer 39

Tricuspid regurgitation and right HF elevated in constrictive pericarditis and absent in cardiac tamponade

Question 40

What disease is subluxation of lenses: typically upward and temporally?

Answer 40

Marfan

Question 41

What disease is subluxation of lenses: typically downward or medially?

Answer 41

Homocystinuria