Biol 235 Sample Questions and Answers Rated A+ (Athabasca University) Test Bank.

lOMoAR cPSD|7670600




lOMoAR cPSD|7670600




Biol 235 Sample Questions and Answers Rated A+
(Athabasca University) Test Bank.

, lOMoAR cPSD|7670600




Package Title: Testbank

Question type: Multiple Choice


1) Which of the following terms identifies the anatomical region found between the lungs that
extends from the sternum to the vertebral column and from the first rib to the diaphragm? a)
Epicardium
b) Abdominal cavity
c) Pericardium
d) Mediastinum
e) Thoracic cavity Answer: d


Difficulty: Easy
Study Objective 1: SO 20.1 Describe the anatomical location and structure of the heart.
Study Objective 2: SO 20.1.1 Describe the location of the heart.
Section Reference 1: Sec 20.1 Anatomy of the Heart


2) The membrane that surrounds and protects the heart is called the

a) pericardium.
b) pleura.
c) myocardium.
d) mediastinum.
e) endocardium. Answer: a


Difficulty: Easy
Study Objective 1: SO 20.1 Describe the anatomical location and structure of the heart.
Study Objective 2: SO 20.1.2 Describe the structure of the pericardium and the heart wall.
Section Reference 1: Sec 20.1 Anatomy of the Heart


3) The apex of the heart is normally pointed

a) at the midline.
b) to the left of the midline.
c) to the right of the midline.
d) is different for males and females

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e) posteriorly.

Answer: b

Difficulty: Easy
Study Objective 1: SO 20.1 Describe the anatomical location and structure of the heart.
Study Objective 2: SO 20.1.1 Describe the location of the heart.
Section Reference 1: Sec 20.1 Anatomy of the Heart


4) The outermost layer of the pericardium, which consists of inelastic dense irregular connective
tissue, is called the

a) parietal layer of pericardium.
b) serous pericardium.
c) fibrous pericardium.
d) epicardium.
e) endocardium. Answer: c


Difficulty: Medium
Study Objective 1: SO 20.1 Describe the anatomical location and structure of the heart.
Study Objective 2: SO 20.1.2 Describe the structure of the pericardium and the heart wall.
Section Reference 1: Sec 20.1 Anatomy of the Heart


5) Which of the following is used to reduce friction between the layers of membranes
surrounding the heart?

a) Synovial fluid
b) Endocardium
c) Pleural fluid
d) Pericardial fluid
e) Capillary endothelium

Answer: d

Difficulty: Easy
Study Objective 1: SO 20.1 Describe the anatomical location and structure of the heart.
Study Objective 2: SO 20.1.2 Describe the structure of the pericardium and the heart wall.
Section Reference 1: Sec 20.1 Anatomy of the Heart


6) Which layer of the heart wall consists of mesothelium and connective tissue?
a) Epicardium

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b) Myocardium
c) Endocardium
d) Fibrous pericardium
e) None of the answer selections are correct

Answer: a

Difficulty: Medium
Study Objective 1: SO 20.1 Describe the anatomical location and structure of the heart.
Study Objective 2: SO 20.1.2 Describe the structure of the pericardium and the heart wall.
Section Reference 1: Sec 20.1 Anatomy of the Heart


7) Which layer of the heart wall consists of cardiac muscle tissue?

a) Epicardium
b) Pericardium
c) Myocardium
d) Endocardium
e) Hypocardium Answer: c


Difficulty: Medium
Study Objective 1: SO 20.1 Describe the anatomical location and structure of the heart.
Study Objective 2: SO 20.1.2 Describe the structure of the pericardium and the heart wall.
Section Reference 1: Sec 20.1 Anatomy of the Heart


8) Identify the pouch-like structure that increases the total filling capacity of the atrium.

a) Ventricle

b) Coronary sulcus
c) Fossa ovalis
d) Interatrial septum
e) Auricle.

Answer: e

Difficulty: Medium
Study Objective 1: SO 20.1 Describe the anatomical location and structure of the heart. Study
Objective 2: SO 20.1.3 Discuss the external and internal anatomy of the chambers of the heart.
Section Reference 1: Sec 20.1 Anatomy of the Heart
9) Identify the groove found on the surface of the heart and marks the boundary between the right
and left ventricles.