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WorksheetsCardiovascular and Respiratory Systems
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
What is the thickest layer of the heart wall?
a)
Myocardium
b)
Epicardium
c)
Endocardium
d)
Pericardium
2.
Which of the following is NOT a chamber of the heart?
a)
Superior ventricle
b)
Right atrium
c)
Left atrium
d)
Right ventricle
3.
Deoxygenated blood from the body enters what chamber of the heart?
a)
Right atrium
b)
Left atrium
c)
Left ventricle
d)
Right ventricle
4.
What vessels send oxygenated blood from the lungs back to the heart?
a)
Pulmonary veins
b)
Pulmonary arteries
c)
Aorta
d)
Superior vena cava
5.
What muscle makes up the atrial walls of the heart?
a)
Pectinate muscle
b)
Trabeculae carneae muscle
c)
Skeletal muscle
d)
Smooth muscle
6.
Internally, the left and right ventricles of the heart are divided by the __________
a)
Interventricular septum
b)
Atrioventricular sulcus
c)
Anterior interventricular sulcus
d)
Atrioventricular septum
7.
What is the flap-like structure covering the external surface of the right and left atriums of the heart?
a)
Auricle
b)
Sulcus
c)
Septum
d)
Endocardium
8.
The tricuspid valve of the heart is also known as the ___________
a)
Right atrioventricular valve
b)
Left atrioventricular valve
c)
Aortic valve
d)
Pulmonary valve
9.
The apex of the heart is superior to the base
a)
False
b)
True
10.
Compared to veins, arteries...
a)
Have a thick tunica media
b)
Have a large lumen
c)
Have less collagen and elastic fibres
d)
Are more numerous
11.
The pulmonary vein sends...
a)
Oxygenated blood towards the heart
b)
Oxygenated blood away from the heart
c)
Deoxygenated blood towards the heart
d)
Deoxygenated blood away from the heart
12.
What structures in the nose swirl air around to warm and humidify the air?
a)
Conchae
b)
Choana
c)
Nares
d)
Nasal cavity
13.
What part of the pharynx is found between the soft palate and tongue?
a)
Oropharynx
b)
Nasopharynx
c)
Laryngopharynx
d)
Oesophagealpharynx
14.
What structure is responsible for closing the entry to the airway during swallowing?
a)
Epiglottis
b)
Thyroid cartilage
c)
Soft palate
d)
Vocal folds
15.
Which structure does NOT pass through the diaphragm?
a)
Superior vena cava
b)
Inferior vena cava
c)
Oesophagus
d)
Descending aorta
16.
Which of the following is called the "underpants" cartilage of the trachea?
a)
Carina
b)
Bronchus
c)
Alveoli
d)
Epiglottis
17.
Which of the following is true about the right lung?
a)
It has 3 lobes
b)
It has 1 fissure
c)
It has 2 lobes
d)
It has a cardiac notch
18.
What is the posterior-superior most structure in the hilum of the lung?
a)
Primary bronchus
b)
Pulmonary artery
c)
Pulmonary vein
d)
Trachea
19.
Which of the following carries deoxygenated blood?
a)
Pulmonary artery
b)
Femoral artery
c)
Aorta
d)
Subclavian artery
20.
The left primary bronchus is longer than the right primary bronchus
a)
True
b)
False
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