Apply your Knowledge Week 5

The largest artery in the body is called.

• vein

• aorta

• brachial artery

• myocardium

Blood in the pulmonary vein returns to what area of the heart during circulation?

• right atrium

• left atrium

• right ventricle

• left ventricle

If heart rate and force increase what action will it have on blood pressure?

• Blood pressure will increase

• Blood pressure will decrease

• Blood pressure will remain the same

Cardiac muscle is considered an endocrine tissue because its cells can produce what hormone?

• Insulin

• Aldosterone

• Atrial natriuretic peptide

• Antidiuretic Hormone

What area or location on the body would you check for the presence of a carotid pulse?

• just in front of the ear

• at the back of the knee

• thumb side of the wrist

• lateral to the larynx in the neck

What area or location on the body would you check for the presence of a femoral pulse?

• just in front of the ear

• lateral to the larynx in the neck

• at the top of the thigh

• at the back of the knee

What is considered to be the natural pacemaker of the electrical conduction system?

• SA node

• AV node

• Bundle of His

• Purkinje fibre

This valve is located between the right atrium and the right ventricle and prevents backflow. This valve is called?

• The mitral valve

• The pulmonary semi-lunar valve

• The tricuspid valve

• The aortic semi-lunar valve

List the order of the electrical conduction system of the heart from the options below;

Purkinje fibres, AV Node, SA Node, Bundle of His

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This valve prevents backflow of blood from the aorta to the left ventricle when the left ventricle relaxes

• mitral valve

• aortic semilunar valve

• atrioventricular valve

• pulmonary semilunar valve