BIO 211 LAB QUIZ 2 PRACTICE

What part of the heart is this?

Apex

What region of the heart is this?

Base

The heart is enclosed within a tough, double layered, sac called the:

Pericardium

Identify layer of heart

Endocardium

Identify layer of heart

Myocardium

Identify layer of heart

Epicardium

What layer of the heart walls lines the chamber?

Endocardium

What layer of the heart walls is the heart muscle itself?

Myocardium

What layer of the heart walls surrounds the heart?

Epicardium

Identify the chamber.

Right atrium

Identify the chamber.

Left atrium

Identify the chamber.

Right ventricle

Identify the chamber.

Left ventricle

Define: “internal ridges of myocardium in right atrium and both auricles”

pectinate muscle

Identify this structure on the model:

Pectinate muscle

Identify structure on heart: (red arrow)

Pectinate muscle

Identify the feature

Fossa ovalis

Identify the feature

Fossa ovalis

Identify the feature

Coronary sinus opening

Identify the structure: (flap)

Right auricle

Identify the structure: (flap)

Left auricle

Identify the structure

Ligamentum arteriosum

Identify this structure:

Interventricular septum

Identify this structure

Papillary muscle

Identify those ridges:

Trabeculae carneae

Identify the structure:

Chordae tendineae

Identify feature, orange arrow

Moderator band

Identify the groove:

Anterior interventricular sulcus

Identify the groove:

Coronary sulcus

Identify groove:

Coronary sulcus

Idenitfy

posterior interventricular sulcus

Identify

posterior interventricular sulcus

What valves are under the Atrioventricular portion?

Bicuspid valve and Tricuspid valve

What valves are under the Semilunar portion?

Pulmonary and aortic semilunar valve

Identify the valve

Bicuspid valve

Identify the valve

Tricuspid valve

identify the valve

Pulmonary valve

Identify

Aortic semilunar valve

Identify artery

Right coronary artery

Identify artery

Right coronary artery

Identify artery

Left coronary artery

Identify artery

Left coronary artery

Identify artery

Anterior interventricular artery

Identify artery

Circumflex artery

Identify the artery

Posterior interventricular artery

Identify the vein

Great cardiac vein

Identify the vein (coronary sulcus)

Great cardiac vein

Identify the vein

Middle cardiac vein

Identify

Coronary sinus

The middle cardiac vein and great cardiac vein empty into

coronary sinus

The coronary sinus empties into

Right atrium

Identify the vessel

Ascending aorta

Identify the vessel feature

Aortic arch

Identify

Intraventricular septum

Identify the vessel

Pulmonary trunk

Identify the vessel

Superior vena cava

Identify the vessel

Inferior vena cava

Identify

Coronary sinus opening

Blood flow begins with

Superior/Inferior vena cava and coronary sinus

2nd stage in blood flow

Right atrium

3rd stage in blood flow

Tricuspid valve

4th stage in blood flow

Fourth ventricle

5th stage in blood flow

Pulmonary valve

6th stage in blood flow

Pulmonary trunk

7th stage in blood flow

Pulmonary arteries

8th stage in blood flow

Gas exchange in lungs

9th stage in blood flow

Pulmonary veins

10th stage in blood flow

Left atrium

11th stage in blood flow

Left AV valve

12th stage in blood flow

Left Ventricle

13th Stage in blood flow

Aortic semilunar valve

14th stage in blood flow

Aorta

15th stage in blood flow

systemic arteries

16th stage in blood flow

gas and nutrient exchange in peripheral tissue

Identify the feature on the model

Intercalated disc

Listening to heart sounds is defined as

auscultation

machine used to measure electrocardiography

electrocardiograph

a print out of the heart’s electrical activity is

electrocardiogram

What part of the wave is this?

P wave

What part of the wave is this?

QRS wave

What part of the wave is this?

T wave

sound of closure of the atrioventricular valves (systole)

Lubb (S1)

Used to listen for “sounds of Korotkoff” (sounds from returning blood) when taking

blood pressure

Stethoscope

Stethoscope checks for

initial and ending korotkoff

Ways to raise BP:

Standing up, exercise, smoking, cold weather

Systolic

Ventricular contraction

Diastolic

Ventricular relaxation

What is the name of this? (fetal)

ductus arteriosus

What is the name of this? (fetal)

Foramen ovale

Identify(fetus)

ductus venosus

Identify (adult)

ligamentum venosus

Identify (fetus)

Umbilical vein

Identify (fetus)

Umbilical arteries

Identify (adult)

umbilical ligaments

Identify (adult)

Ligamentum teres

Ways to decrease BP

Sleep, resting

sound of the closure of the semilunar valves (diastole)

Dubb (S2)

Name the 5 structures involved in the Cardiac Conduction system in order.

SA node → AV node → Bundle of his → R/L Bundle of Branches → Purkinje fibers

Which structure is the heart's natural pacemaker?

SA node

Which structure briefly delays the electrical impulse?

AV node