The Heart
This question bank verified by Studydeets
Questions Bank
- An Introduction to Anatomy and PhysiologyThe Chemical Level of OrganizationThe Cellular Level of OrganizationThe Tissue Level of OrganizationThe Integumentary SystemBones and Bone StructureThe Axial SkeletonThe Appendicular SkeletonJointsMuscle TissueThe Muscular SystemNervous TissueThe Spinal Cord, Spinal Nerves, and Spinal ReflexesThe Brain and Cranial NervesSensory Pathways and the Somatic Nervous SystemThe Autonomic Nervous System and Higher-Order FunctionsThe Special SensesThe Endocrine SystemBloodThe HeartBlood Vessels and CirculationThe Lymphatic System and ImmunityThe Respiratory SystemThe Digestive SystemMetabolism, Nutrition, and EnergeticsThe Urinary SystemFluid, Electrolyte, and Acid-Base BalanceThe Reproductive SystemDevelopment and Inheritance
Question 1
Free
Multiple Choice
The heart beats approximately ________ times each day.
Choose correct answer/s
1,000
10,000
100,000
1,000,000
10,000,000
Check answer
Question 2
Free
Multiple Choice
The heart pumps approximately ________ liters of blood each day.
Choose correct answer/s
8,000
15,000
20,000
50,000
100,000
Check answer
Question 3
Free
Multiple Choice
The adult heart is roughly the size of
Choose correct answer/s
the liver.
a man's clenched fist.
the gallbladder.
the hand of a 10-year-old.
the brain.
Check answer
Question 4
Free
Multiple Choice
The term used to describe fluid collecting in the pericardial cavity that restricts the movement of the heart is known as
Choose correct answer/s
cardiac tamponade.
mitral valve prolapse.
pleural effusion.
cardiomyopathy.
pericarditis.
Check answer
Question 5
Free
Multiple Choice
The structure that permits blood flow from the right atrium to the left atrium in the fetal circulation is the
Choose correct answer/s
foramen ovale.
interatrial septum.
coronary sinus.
fossa ovalis.
ligamentum arteriosus.
Check answer
Question 6
Multiple Choice
Blood leaves the right ventricle by passing through the
Choose correct answer/s
aortic valve.
pulmonary valve.
mitral valve.
tricuspid valve.
bicuspid valve.
To unlock the question
Question 7
Multiple Choice
The atrioventricular valves permit blood flow
Choose correct answer/s
in one direction only.
in both directions.
in many directions.
in opposite directions on the right and left.
from a ventricle to an atrium.
To unlock the question
Question 8
Multiple Choice
Blood returning to the heart from the systemic circuit first enters the
Choose correct answer/s
right atrium.
right ventricle.
left atrium.
left ventricle.
conus arteriosus.
To unlock the question
Question 9
Multiple Choice
Blood returning to the heart from the pulmonary circuit first enters the
Choose correct answer/s
right atrium.
right ventricle.
left atrium.
left ventricle.
conus arteriosus.
To unlock the question
Question 10
Multiple Choice
The earlike extension of the atrium is the
Choose correct answer/s
ventricle.
coronary sinus.
coronary sulcus.
auricle.
interatrial septum.
To unlock the question
Question 11
Multiple Choice
The coronary sulcus is a groove that
Choose correct answer/s
marks the border between the atria and ventricles.
marks the boundary line between the right and left ventricles.
marks the boundary line between the right and left atria.
separates the atrioventricular valves from the atria.
separates the coronary arteries from the coronary veins.
To unlock the question
Question 12
Multiple Choice
In the middle of the thoracic cavity is a region occupied by the heart, great vessels, thymus, esophagus, and trachea called the
Choose correct answer/s
pleural space.
pericardial space.
mediastinum.
cardiac notch.
ventral cavity.
To unlock the question
Question 13
Multiple Choice
The cusps (leaflets) of atrioventricular valves attach directly to
Choose correct answer/s
papillary muscles.
trabeculae carneae.
chordae tendineae.
interatrial septa.
coronary sulci.
To unlock the question
Question 14
Multiple Choice
Contractions of the papillary muscles
Choose correct answer/s
close the atrioventricular valves.
close the semilunar valves.
eject blood from the ventricles.
prevent the atrioventricular valves from reversing into the atria.
eject blood from the atria into the ventricles.
To unlock the question
Question 15
Multiple Choice
The visceral pericardium is the same as the
Choose correct answer/s
mediastinum.
parietal pericardium.
epicardium.
myocardium.
endocardium.
To unlock the question
Question 16
Multiple Choice
Most of the middle layer in the heart wall is composed of
Choose correct answer/s
cardiac muscle cells.
chondrocytes.
epithelial cells.
fibrocytes.
smooth muscle cells.
To unlock the question
Question 17
Multiple Choice
The right ventricle pumps blood to the
Choose correct answer/s
right and left lungs.
left ventricle.
left atrium.
aorta.
right atrium.
To unlock the question
Question 18
Multiple Choice
The left ventricle pumps blood to the
Choose correct answer/s
lungs.
right ventricle.
right atrium.
aorta.
pulmonary circuit.
To unlock the question
Question 19
Multiple Choice
The right atrium receives blood from all of the following structures except the
Choose correct answer/s
coronary sinus.
superior vena cava.
inferior vena cava.
systemic circuit.
pulmonary veins.
To unlock the question
Question 20
Multiple Choice
When a blood clot forms on a ruptured plaque in a coronary artery, the condition is referred to as a(n)
Choose correct answer/s
coronary spasm.
myocardial infarction.
coronary thrombosis.
angina pectoris.
pulmonary embolism.
To unlock the question