Anatomy 102 mid term study

What term refers to the contraction of a heart chamber? 

Systole

right atrium

The cardiovascular system pumps blood through two separate circuits. 

The______circuit sends_____blood to the lungs.

The______circuit sends_______blood and nutrients to the body.

pulmonary; oxygen-poor

systemic; oxygen-rich

Which vein is the longest vein in the body?

great saphenous vein

The pulmonary trunk divides into what two vessels?

Left and right pulmonary arteries

Which cavity is the heart found in?

Thoracic cavity

Where would oxygen-poor blood be found?

Pulmonary arteries and systemic veins

In the cardiovascular system, what vessels are the site of nutrient, gas, and waste exchange?

Capillaries

Right ventricle

Left renal vein

Which valve is located between the left atrium and left ventricle?

• Tricuspid valve

• Aortic valve

• Pulmonary valve

• Mitral valve/Bicuspid valve

• Mitral valve/Bicuspid valve

Which ECG wave is correctly described?

• QRS complex: depolarization of atria

• P wave: depolarization of atria

• QRS complex: repolarization of ventricles

• T wave: depolarization of ventricles

• P wave: depolarization of atria

The left ventricle pushes blood into what vessel(s)?

• Pulmonary veins

• Aorta

• Pulmonary trunk

• Venae cavae

Aorta

• tricuspid valve

• interventricular septum

• pulmonary trunk

• bicuspid (mitral) valve

• interventricular septum

Name the tough outermost layer of the sac that surrounds the heart.

• Visceral pericardium

• Endocardium

• Epicardium

• Fibrous pericardium

Fibrous pericardium

• right auricle

• right ventricle

• superior vena cava

• left auricle

• left auricle

What is the deepest layer in the wall of the heart?

• Epicardium

• Myocardium

• Pericardium

• Endocardium

• Endocardium

Valves help to ensure one-way blood flow in the 

• arteries and veins

• capillaries

• heart and arteries

• heart and veins

• heart and veins

• fibular vein

• anterior tibial vein

• popliteal vein

• femoral vein

• femoral vein

Where is the popliteal artery located?

• In the abdominal cavity

• Behind the knee

• In the groin

• Deep to the scapula

• Behind the knee

Which of the following helps return blood to the heart?

• Contracting skeletal muscles

• Valves in the arteries

• End systolic volume

• Positive pressure in thoracic cavity

• Contracting skeletal muscles

What chambers of the heart will contain oxygen-poor blood?

• Right atrium and left atrium

• Left atrium and right ventricle

• Left atrium and left ventricle

• Right atrium and right ventricle

• Right atrium and right ventricle

What is the correct sequence of components of the cardiac conduction system?

• AV node → SA node → Purkinje fibers→ AV bundle

• SA node → AV node → AV bundle → Purkinje fibers

• AV node → AV bundle → Purkinje fibers → SA node

• SA node → Purkinje fibers → AV node → AV bundle

• SA node → AV node → AV bundle → Purkinje fibers

A man collapses to the ground. A bystander feels the man's neck to check for a pulse. Which arterial pulse is the bystander trying to feel?

• carotid arterial pulse

• temporal arterial pulse

• brachial arterial pulse

• facial arterial pulse

• carotid arterial pulse

Blood vessels called __________ carry blood toward the heart, and __________ carry blood away from the heart.

veins; arteries

Axillary Vein

Blood flowing from the vena cavae to the pulmonary trunk passes through what series of structures?

• Right ventricle, tricuspid valve, right atrium, pulmonary valve

• Right ventricle, pulmonary valve, right atrium, tricuspid valve

• Right atrium, pulmonary valve, right ventricle, tricuspid valve

• Right atrium, tricuspid valve, right ventricle, pulmonary valve

Right atrium, tricuspid valve, right ventricle, pulmonary valve

Blood entering the right atrium comes from what structure(s)?

• Pulmonary veins

• Pulmonary trunk

• Right ventricle

• Venae cavae and coronary sinus

• Venae cavae and coronary sinus

The visceral pericardium lines the pericardial cavity, whereas the parietal pericardium covers the surface of the heart.

True or False

False

Why is the cardiovascular system vital to survival?

• It ensures that the lungs fully inflate.

• It delivers carbon dioxide to tissues and removes excess oxygen.

• It supplies oxygen and nutrients to cells.

• It delivers waste molecules to vital organs.

• It supplies oxygen and nutrients to cells.

Aorta

• right atrioventricular valve/tricuspid valve

• left atrioventricular valve/mitral valve/bicuspid valve

• aortic valve

• semilunar valve

• pulmonary valve

right atrioventricular valve/tricuspid valve

What valve is located between the right atrium and right ventricle?

• Pulmonary valve

• Aortic valve

• Tricuspid valve/Right atrioventricular valve

• Bicuspid valve/Mitral valve/Left atrioventricular valve

• Tricuspid valve

When taking a pulse at the wrist, which artery is being palpated?

• Ulnar artery

• Radial artery

• Palmar arch

• Brachial artery

• Radial artery

What is the effect of vasoconstriction?

• Heart rate decreases

• Viscosity increases

• Peripheral resistance decreases

• Blood pressure increases

• Blood pressure increases

Which of the following is a large vein that drains directly into the right atrium?

• coronary sinus

• cephalic vein

• superior mesenteric vein

• hepatic portal vein

• coronary sinus

Arteries are strong, elastic vessels that carry blood to the heart.

True or False

False

What causes the first heart sound? When does this occur?

• Closure of the atrioventricular valves at the beginning of ventricular diastole

• Closure of the atrioventricular valves soon after the beginning of ventricular systole

• Closure of the semilunar valves at the beginning of ventricular diastole

• Closure of the semilunar valves soon after the beginning of ventricular systole

• Closure of the atrioventricular valves soon after the beginning of ventricular systole

The ventricular walls and the atrial walls each form a functional syncytium. What does this term mean?

• A hollow structure lined by endothelium

• A mass of cells functioning as a unit

• Tissue with a high rate of blood flow

• A structure that contains blood

• A mass of cells functioning as a unit

Blood pressure is stated as a fraction, with _____ pressure over ______ pressure.

systolic, diastolic

The T wave on an ECG represents ventricular repolarization.

True or False

True

Choose which statement is correct.

• The left auricle is proximal to the left ventricle.

• The left auricle is inferior to the left ventricle.

• The left auricle is distal to the left ventricle.

• The left auricle is superior to the left ventricle.

• The left auricle is superior to the left ventricle.

Median cubital vein

Sounds from the closing of which valve are best heard at the fifth intercostal space just to the left of the sternum?

• mitral

• aortic

• tricuspid

• pulmonary

• tricuspid

Aortic valve

• Ascending aorta

Chordae tendineae

Left atrioventricular valve/mitral valve

Left atrium

Myocardium of left ventricle

Myocardium of right ventricle

Pulmonary trunk

Pulmonary valve

Right auricle

Right coronary a.

Right ventricle

Brachiocephalic v.

Common carotid a.

Internal jugular v.

Pulmonary a.

Pulmonary vv.

• Subclavian v.

Abdominal aorta

Celiac a.

Common iliac a.

Common iliac v.

External iliac a.

External iliac v.

Femoral a.

Femoral v.

Gonadal a.

Gonadal v.

Great saphenous v.

Inferior mesenteric a.

Inferior vena cava

Lumbar a.

Lumbar v.

Renal a.

Renal v.

Superior mesenteric a.

Axillary a.

Basilic v.

Brachial a.

Cephalic v.

Cephalic v. and tributaries

Subclavian v.

Subscapular a.

Anterior tibial a.

Anterior tibial vv.

Fibular a.

Great saphenous v.

Popliteal a.

Popliteal v.

Medium-sized v.

Muscular a.

Tunica externa of medium-sized v.

Tunica externa of muscular a.

Tunica intima of medium-sized v.

Tunica intima of muscular a.