PCT: EKG (Quiz #1 Basic Anatomy/Physiology)

Intercostal means

• (A) Between bones

• (B) Between fingers

• (C) Between ribs

• (D) Within the pelvis

The midclavicular line is an imaginary line passing through the midpoint of the ____________ on the front of the body.

• A) Collarbone

• (B) Breastbone

• (C) Armpit

• (D) Thorax

The ___________________ is a protective layer around the heart and also contains the coronary arteries.

• (A) Endocardium

• (B) Myocardium

• (C) Exocardium

• (D) Epicardium

Oxygenated blood is pumped out of the heart through which structure?

• (A) The right atrium

• (B) The aorta

• (C) The pulmonary artery

• (D) The coronary artery

. How is oxygen delivered to the heart muscle?

• (A) It is absorbed as oxygenated blood passes through the heart.

• (B) The heart muscle does not need oxygen.

• (C) Oxygenated blood is carried to the heart muscle through the coronary arteries.

• (D) Oxygenated blood is carried to the heart through the venae cavae.

7. In which direction do veins carry blood?

• (A) Toward the heart

• (B) Away from the heart

• (C) Toward the extremities

• (D) From the head to the feet

Blood flows through the heart and lungs in this order:

• (A) Right atrium, left atrium, lungs, right ventricle, left ventricle, aorta

• (B) Right atrium, right ventricle, lungs, left atrium, left ventricle, aorta

• (C) Aorta, left ventricle, left atrium, lungs, right ventricle, right atrium

• (D) Right ventricle, right atrium, lungs, left ventricle, left atrium, aorta

This middle layer consists of involuntary striated muscle tissue and is responsible for the physical contraction of the heart...

• A. endocardium

• B. myocardium

• C. pericardium

• D. epicardium

The dividing wall of the atria is..........

• A. interventricular septum

• B. aorta

• C. interatrial septum

• D. pulmonary valve

The outermost layer of the heart is .........

• A. myocardium

• B. pericardium

• C. endocardium

• D. epicardium