The Heart - 13.2c - The Heart Valves

Question 1

Atrioventricular valves are found between the ___________ and ventricles.

Answer 1

Atria

Question 2

Semilunar valves are found between the ____________ and the arteries leaving the heart.

Answer 2

Ventricles

Question 3

Atrioventricular valves are attached to ________________ and ________________muscles.

Answer 3

Chordae tendinae
Papillary muscles

Question 4

Semilunar valves DO NOT have ______________ and _______________ .

Answer 4

Chordae tendinae
Papillary muscles

Question 5

The heart valves are made from the _____________ lining the heart.

Answer 5

Endometrium

Question 6

The reason the endocardium is a smooth lining is that _______________ cannot form clots.

Answer 6

Blood

Question 7

The semilunar valves each have ________ cusps.

Answer 7

Three

Question 8

The right AV valve has _________ cusps (leaflets).

Answer 8

Three

Question 9

The left AV valve has ________ cusps (leaflets).

Answer 9

Two

Question 10

The right AV valve is called the ________________.

Answer 10

Tricuspid

Question 11

The left AV valve is called the ________________.

Answer 11

Bicuspid, Tricuspid

Question 12

The right semilunar valve is called the _________________.

Answer 12

Pulmonary semilunar valve

Question 13

The left semilunar valve is called the _________________.

Answer 13

Aortic semilunar valve

Question 14

The bicuspid valve is also called the ___________valve.

Answer 14

Mitral

Question 15

The bicuspid (mitral) valve is found on the _________ side of the heart.

Answer 15

Left

Question 16

The tricuspid valve is found on the __________ side of the heart.

Answer 16

Right

Question 17

The valve located between the left ventricle and the aorta is the:

Answer 17

Aortic semilunar valve

Question 18

The valve located between the right atrium and right ventricle is the _______________.

Answer 18

Tricuspid

Question 19

The valve located between the right ventricle and the pulmonary trunk is the:

Answer 19

Pulmonary semilunar valve

Question 20

The valve located between the left atrium and left ventricle is the:

Answer 20

Bicuspid (Mitral) valve

Question 21

What prevents the atrial valves from allowing blood from the ventricles to travel back into the atria?

Answer 21

Chordae tendinae
Papillary muscles

Question 22

The chordae tendinae are found in the _________.

Answer 22

Ventricles

Question 23

The papillary muscles are found in the __________.

Answer 23

Ventricles

Question 24

What opens and closes the heart valves?

Answer 24

Pressure of the blood