Dsae 1415, Sec 5, Review

Front 1

What is the oxygen saturation in the in the umbilical arteries?

Back 1

about 58 %

Front 2

Identify the characteristics of persistent fetal circulation?

Back 2

~ pulmonary hypertension

~ persistent right to left shunting across the PFO and PDA

Front 3

The ligamentum arteriosum is the remnant of what?

Back 3

Ductus Arteriosus

Front 4

What has to happen for the foramen ovale to close once the baby is born?

Back 4

~ baby takes its first breath

~ left atrial pressure increases

~ foramen ovale shuts.

~ fossa ovalis forms

Front 5

What structure is responsible for the exchange of carbon dioxide, nutrients, exchange of oxygen, and waste products?

Back 5

The Placeta

Front 6

What week marks the completion of the major development of the heart?

Back 6

Week 7

Front 7

What structure corresponds with the rotation and division of the truncus arteriosus?

Back 7

Aorta & Pulmonary Arteries

Front 8

What part of the interventricular septum forms where the secondary interventricular foramen was once located?

Back 8

The membranous IVS

Front 9

What part of the interatrial septum forms a flap at the level of the foramen ovale that controls the flow between the right atrium and left atrium?

Back 9

septum primum

Front 10

In the adult heart, what is the trabecular interventricular septum known as?

Back 10

The Muscular septum

Front 11

What divides the primitive ventricle and the bulbous cordis?

Back 11

Interventricular sulcus

Front 12

The right and left atrium are divided from what structure?

Back 12

Atrioventricular sulcus

Front 13

In early fetal development, what is the one great vessel leaving the heart called?

Back 13

Truncus arteriosus

Front 14

How do the sinus venosus and primitive atrium communicate?

Back 14

Via the sinoatrial orifice

Front 15

Which aortic arch branch forms the definitive aortic arch?

Back 15

The left fourth aortic arch

Front 16

Identify the three parts of the bulbus cordis and what structures they form (pg. 36).

Back 16

~ Proximal bulbus- will form apical portion of RV

~ Mid bulbus- will form the right and left outflow tracts

~ Distal bulbus- will form the aorta and main pulmonary artery

Front 17

02. Depleted blood returns to the fetal heart via this vessel

Back 17

SVC

Front 18

The remnant of the ductus arteriosus is called

Back 18

Ligamentum arteriosum

Front 19

Which of the following causes the foramen ovale to close

Back 19

Increased left atrial pressure

Front 20

Choose the correct answer that has the correct order of flow

Back 20

~ Aorta

~ common iliac artery

~ internal iliac artery

~ placenta

Front 21

The majority of the umbilical vein blood is dumped into the BLANK ?

Back 21

~ ductus venosus

~ IVC

Front 22

At 21-23 days the heart tube is connected to the blank cephalic end at the blank epicardial end

Back 22

~ developing aortic Arch system

~ sinus venosus

Front 23

By the end of week BLANK the development of the major heart anatomy is completed

Back 23

Week 7

Front 24

Which of the following structures is directly evolved to the rotation and Division of the truncus arteriosus?

Back 24

Bulbar ridges

Front 25

The blank interventricular septum forms where the secondary interventricular foramen was once located

Back 25

Membranous

Front 26

A a remnant of the blank forms a flap @ the level of the foramen ovale

Back 26

Septum Primum

Front 27

The trabecular interventricular septum is known as a the BLANK on the adult heart

Back 27

Muscular septum

Front 28

The interventricular sulcus divides the primitive ventricle and the BLANK

Back 28

Bulbus Cordis

Front 29

The primitive Atrium will divide into the BLANK ?

Back 29

Right and left atrium

Front 30

In early development there is only one great vessel leaving the heart, what is its name?

Back 30

Truncus arteriosus

Front 31

The sinus venosus and primitive Atrium communicate via an opening, what is its name?

Back 31

Sinoatrial orifice

Front 32

Ultimately the left blank aortic Arch forms the definitive aortic Arch

Back 32

Left fourth aortic arch

Front 33

The bulbus Cordis can be divided into three parts, please identify the structures they form?

Back 33

~ apical portion of the right ventricle

~ ventricular outflow tracts

~ pulmonary arteries

Front 34

In the embryo the left ventricle communicates with a right ventricle Via 2 openings

Back 34

~ Primitive interventricular foramen ~ secondary IV foramen

Front 35

The right and left ventricles are the results of trabecular expansion from to Chambers within the Bulbus ventricular Loop

Back 35

~ primitive ventricle

~ bulbus Cordis

Front 36

Perforations developed in the septum primum result in the BLANK

Back 36

Ostium secundum

Front 37

Within the atrioventricular Canal the blank grows and forms until the ultimately Atrioventricular ventricle canal divided.

Back 37

Endocardial cushions

Front 38

While performing an echo on a premature baby what two findings are expected

Back 38

PDA & PFO

Front 39

Ultimately the sinus venosus forms many structures, which of the following does not form

Back 39

The posterior portions of the ventricles

Front 40

Study fetal blood flow

Back 40

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