Chapter 14: Blood

Question 1

Main functions of the blood include ___

Answer 1

Transportation, regulation, protection

Question 2

Prevention of blood loss is called____

Answer 2

Hemostasis

Question 3

Liquid portion of blood

Answer 3

Plasma

Question 4

Scientific name for red blood cells

Answer 4

Erythrocytes

Question 5

Formed elements in blood include ___

Answer 5

erythrocytes, leukocytes, platelets

Question 6

Substances in blood capable of activating an immune response

Answer 6

Antigens

Question 7

Types of antigens include ___

Answer 7

A, B, Rh factor

Question 8

Heredity determines blood type (t/f)

Answer 8

True

Question 9

Clumping of red cells when mixed with matching antiserum

Answer 9

Agglutination

Question 10

Test that measures how much of blood volume is red cells

Answer 10

Hematocrit

Question 11

Type O blood has neither A or B antigens (t/f)

Answer 11

True

Question 12

Rh is also known as the E antigen (t/f)

Answer 12

False

Question 13

Protective process of blood to prevent blood loss

Answer 13

Hemostasis

Question 14

The thickest tissue layer of heart

Answer 14

Myocardium

Question 15

The process of forming a blood clot

Answer 15

Coagulation

Question 16

The right and left sides of the heart are separated by ____

Answer 16

Septum

Question 17

Right atrium receives blood returning to the heart via the ____

Answer 17

Vena cava

Question 18

Left atrium reveries blood from the lungs via ____

Answer 18

Pulmonary veins

Question 19

Which heart chamber pumps blood to the lungs?

Answer 19

Right ventricle

Question 20

Left ventricle pumps blood to the body via ___

Answer 20

Aorta

Question 21

The heart has 4 valves, at the entrance and exit of each ventricle (t/f)

Answer 21

True

Question 22

The tricuspid valve is located between the ____

Answer 22

Right atrium and right ventricle

Question 23

The atrioventricular vavles between the atrium and ventricles

Answer 23

Tricuspid, mitral

Question 24

Blood supply to the heart muscles is via ___

Answer 24

Coronary arteries

Question 25

The conduction component of the heart called the pacemaker is ___

Answer 25

Sinoatrial (SA) node

Question 26

First heart sound “lub” is made by ___

Answer 26

Closure of AV valves

Question 27

An abnormal sound usually due to faulty heart valve action

Answer 27

Heart murmur

Question 28

Ways to study the heart include ___

Answer 28

Echocardiogram, ECG, stethoscope

Question 29

Factors of heart health out of our control include all except ___

Answer 29

Weight (Age, gender, hereditary)

Question 30

Factors of heart health we can control include all except___

Answer 30

Body type (Smoking, diet, physical activity)

Question 31

Those of blood vessels include all except____

Answer 31

Ventrioles (Arteries, capillaries, arterioles)

Question 32

The two blood circuits include ____

Answer 32

Systemic, pulmonary

Question 33

Largest artery of the body

Answer 33

Aorta

Question 34

The force of ventricular contraction starts a wave known as ___

Answer 34

Pulse

Question 35

The force exerted by blood against the walls of vessels

Answer 35

Blood pressure

Question 36

Me. B has a mood pressure reading of 125/75 mm HG. His diastolic pressure is ___

Answer 36

75 mm HG

Question 37

Mr. B’s heart is beating 175 times a minute. This condition is ____

Answer 37

Tachycardia

Question 38

Which of the following blood pressure readings would be considered hypertension?

Answer 38

145/95 (high)

Question 39

Another name for a heart attack is a ___

Answer 39

Myocardial infarction

Question 40

Cardiac output is ___

Answer 40

Blood pumped from one ventricle per minute, about 5 liters per minute