Interesting Quiz Questions About Heart & Parts Of Heart

36 Questions | By Mywickedream | Updated: Mar 22, 2022 | Attempts: 188

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The heart is a very important organ in the human body as it is responsible for pumping blood throughout the body. The heart valves function like one-way doors which allow blood flow through in the forward direction but prevent the flow of blood. Take up this interesting quiz on the heart and parts of the heart and get to learn more about it.

Questions and Answers

1.

This is the mass of tissue from the sternum to the vertebral column between the lungs.
- A.
  
  Epicardium
- B.
  
  Parietal layer
- C.
  
  Pericardial tissue
- D.
  
  Mediastinum
- E.
  
  Fibrous cardium
2.

This is the layer that protects the heart.
- A.
  
  Epicardium
- B.
  
  Parietal layer
- C.
  
  Myocardial tissue
- D.
  
  Mediastinum
- E.
  
  Endocardium
3.

To which side of the body is the apex pointed?
- A.
  
  At the midline
- B.
  
  To the left
- C.
  
  To the right
- D.
  
  Different for males and females
- E.
  
  Posteriorly
4.

Which of the following consist of inelastic dense irregular connective tissue?
- A.
  
  Parietal layer of pericardium
- B.
  
  Serous pericardium
- C.
  
  Fibrous pericardium
- D.
  
  Epicardium
- E.
  
  Pericardial cavity
5.

This is used to reduce the friction between membranes of the heart.
- A.
  
  Epicardium
- B.
  
  Endocardium layer
- C.
  
  Pericardium
- D.
  
  Pericardial (serous fluid)
- E.
  
  Pericardial cavity
6.

This consist of mesothelium and connective tissue.
- A.
  
  Epicardium
- B.
  
  Myocardium
- C.
  
  Endocardium
- D.
  
  Pericardial cavity
- E.
  
  Fibrous pericardium
7.

Which layer consist of the cardiac muscle tissue?
- A.
  
  Epicardium
- B.
  
  Pericardium
- C.
  
  Myocardium
- D.
  
  Endocardium
- E.
  
  Hypocardium
8.

This is used to increase the capicity of the atrium.
- A.
  
  Ventricle
- B.
  
  Coronary sulcus
- C.
  
  Fossa ovalis
- D.
  
  Interatrail septum
- E.
  
  Auricle
9.

This marks the boundary between the ventricles.
- A.
  
  Coronary sulcus
- B.
  
  Anterior interventricular sulcus
- C.
  
  Posterior interventricular sulcus
- D.
  
  Coronary sulcus and posterior interventricular sulcus
- E.
  
  Anterior and posterior intercentricular sulcus
10.

These extend into the auricle.
- A.
  
  Pectinate muscles
- B.
  
  Interatrial septum
- C.
  
  Coronary sulcus
- D.
  
  Ventricle
- E.
  
  Chordae tendinae
11.

Through which structure does blood pass from the right atrium to the right ventricle?
- A.
  
  Bicuspid valve
- B.
  
  Interventricular septum
- C.
  
  Tricuspid valve
- D.
  
  Mitral valve
- E.
  
  Ascending aorta
12.

What types of tissue comprise the valves of the heart?
- A.
  
  Dense regular connective tissue
- B.
  
  Dense irregular connective tissue
- C.
  
  Areolar connective tissue
- D.
  
  Hyaline cartilage
- E.
  
  Cardiac muscle tissue
13.

From the left ventricle, where does the blood pass?
- A.
  
  Right atrium
- B.
  
  Right ventricle
- C.
  
  Bicuspid valve
- D.
  
  Aortic semilunar valve
- E.
  
  Pulmonary trunk
14.

In a fetus, this structure temporarily shunts blood from the pulmonary trunk into the aorta.
- A.
  
  Fossa ovalis
- B.
  
  Foramen ovale
- C.
  
  Trabeculae carnae
- D.
  
  Desending aorta
- E.
  
  Ductus arterious
15.

As each ventricle contracts, where does the blood move?
- A.
  
  Into an artery
- B.
  
  Into the apex
- C.
  
  Into a vein
- D.
  
  Through an atrioventricular valve
- E.
  
  Through the apex
16.

As each atrium contracts where does the blood move?
- A.
  
  Into an auricle
- B.
  
  Into an artery
- C.
  
  Into a vein
- D.
  
  Through an atrioventricular valve
- E.
  
  Through a semilunar valve
17.

Which of the valves prevents blood from flowing back into the lungs?
- A.
  
  Tricuspid valve
- B.
  
  Bicuspid valve
- C.
  
  Pulmonary valve
- D.
  
  Aortic valve
- E.
  
  Pulmonary vein
18.

In this disorder the aortic valve is narrowed.
- A.
  
  Arotic insufficiency
- B.
  
  Rheumatic fever
- C.
  
  Mitral valve prolapse
- D.
  
  Aortic stenosis
- E.
  
  Mitral insufficiency
19.

This heart structure carries deoxygenated blood.
- A.
  
  Left atrium and ventricle
- B.
  
  Left atrium only
- C.
  
  Right atrium and ventricle
- D.
  
  Right ventricle only
- E.
  
  Left atrium and right ventricle
20.

This vessel distributes oxygenated blood to the myocardium.
- A.
  
  Coronary artery
- B.
  
  Coronary vein
- C.
  
  Right ventricle
- D.
  
  Left auricle
- E.
  
  Myocardial vein
21.

Cardiac muscle fibers electerically connect to neighboring fibers by
- A.
  
  Demosomes
- B.
  
  Intermediate disc
- C.
  
  Gap junctions
- D.
  
  Contractile fibers
- E.
  
  Chordae tendinae
22.

Which of the following contains the largest amount of mitochondria?
- A.
  
  Smooth muscle
- B.
  
  Skeletal muscle
- C.
  
  Cardiac muscle
- D.
  
  Hepatocytes
- E.
  
  Leukocytes
23.

This is a network of specialized cardiac muscle fibers that provide a path for each cycle of cardiac excitation to progress through the heart.
- A.
  
  Pacemaker
- B.
  
  Sinoatrial node
- C.
  
  Purkinje fibers
- D.
  
  Conduction system
- E.
  
  Bundle of His
24.

This is the correct sequence of structures that allows the normal sequence of excitation to progress through the heart.
- A.
  
  Bundle of His, Purkinje fibers, atrioventricular (AV) node
- B.
  
  Sinoatrial (SA), Purkinje fibers, AV node, Bundle of His
- C.
  
  Purkinje fibers, AV node, SA node, Bundle of His
- D.
  
  SA node, VA node, Bundle of His, Purkinje fibers
- E.
  
  Bundle of His, SA node, AV node, Purkinje fibers
25.

By comparison, cardiac muscle cells have _____ contraction plateau time that skeletal muscles
- A.
  
  A shorter
- B.
  
  A longer
- C.
  
  No difference in