quiz 6

Question 1

Which of the following receives oxygenated blood?
Question 1Answer

a.
Pulmonary veins

b.
Pulmonic valve

c.
Right atrium

d.
Venae cavae

Answer 1

pulomanry veins

Question 2

What is the normal pH of blood?
Question 2Answer

a.
7.45 to 7.80

b.
7.00 to 7.45

c.
6.92 to 7.25

d.
7.35 to 7.45

Answer 2

7.35-7.45

Question 3

The aorta receives blood from the
Question 5Answer

a.
right ventricle.

b.
pulmonary veins.

c.
left ventricle.

d.
pulmonary artery.

Answer 3

left ventricle

Question 3

What is the average lifespan of a red blood cell in the human body?

Question 3Answer

a.
12 months

b.
6 months

c.
120 days

d.
30 days

Answer 3

120 days

Question 4

Which of the following best describes the function of the pulmonary artery?
Question 4Answer

a.
It supplies lung tissue with oxygenated blood.

b.
It carries oxygenated blood from the lungs to the left atrium.

c.
It carries unoxygenated blood to the pulmonary capillaries, where gas exchange occurs.

d.
It carries unoxygenated blood to the right atrium.

Answer 4

: It carries unoxygenated blood to the pulmonary capillaries, where gas exchange occurs.

Question 5

Which is true of the semilunar valves?
Question 7Answer

a.
They have chordae tendineae attached to their cusps.

b.
They are entrance valves.

c.
They are both located in the left heart.

d.
They prevent the backflow of blood from the aorta and pulmonary artery into their respective ventricles.

Answer 5

They prevent the backflow of blood from the aorta and pulmonary artery into their respective ventricles.

Question 5

What causes the S1 sound in the heart?

Question 6Answer

a.
Closure of semilunar valves

b.
the heart sound caused by the opening of valves.

c.
Closure of Mitral and Tricuspid valves

Feedback
The correct answer is: Closure of Mitral and Tricuspid valves

Answer 5

Closure of Mitral and Tricuspid valves

Question 6

The purpose of the right heart is to pump blood

Question 8Answer

a.
to the lungs for oxygenation.

b.
into the coronary arteries

c.
to the systemic circulation.

d.
into the aorta.

Answer 6

to the lungs for oxygenation

Question 6

Neutrophils, basophils, and eosinophils are all granulocytes

Question 9Answer
True
or
False

Answer 6

true

Question 7

Which cavity first receives unoxygenated blood from the vena cava?
Question 10Answer

a.
Left atrium

b.
Right ventricle

c.
Right atrium

d.
Left ventricle

Answer 7

Right atrium

Question 8

Which of the following terms refers to the circulation of blood between the heart and the lungs?

Question 11Answer

a.
Major circulation

b.
Systemic circulation

c.
Pulmonary circulation

d.
Coronary circulation

Answer 8

Pulmonary circulation

Question 9

Where does pulmonary circulation begin in the human body?

Question 12Answer

a.
Right ventricle

b.
Right atrium

c.
Left ventricle

d.
Left atrium

Answer 9

Right ventricle

Question 10

Which layer of the heart allows it to act as a pump?
Question 13Answer

a.
Pericardium

b.
Epicardium

c.
Myocardium

d.
Endocardium

Answer 10

myocardium

Question 10

The right ventricle pumps blood to the
Question 14Answer

a.
pulmonary artery.

b.
aorta.

c.
pulmonary veins.

d.
right atrium.

Answer 10

pulmonary artery

Question 11

The normal range for white cells count in a typical adult is between 5,000 and 10,000 cells per microliter (μL)

Question 15Answer
True
or
False

Answer 11

true

Question 11

Monocytes and lymphocytes

Question 16Answer

a.
are a type or red blood cell

b.
agranulocytes (are nongranular leukocytes).

c.
contain hemoglobin.

d.
are thrombocytes.

Answer 11

agranulocytes (are nongranular leukocytes).

Question 12

Which of the following structures receives unoxygenated blood?
Question 17Answer

a.
Left ventricle

b.
Pulmonary veins

c.
Pulmonary artery

d.
Aorta

Answer 12

pulmonary artery

Question 13

which of the following is an a oxygen carrying blood cell

Answer 13

erythrocyte

Question 14

Which layer of the heart allows it to act as a pump?
Question 18Answer

a.
Endocardium

b.
Pericardium

c.
Myocardium

d.
Epicardium

Answer 14

myocardium

Question 15

Which of the following supplies oxygenated blood to the heart muscle?
Question 20Answer

a.
Coronary arteries

b.
Pulmonary veins

c.
Cardiac veins

d.
Pulmonary artery

Answer 15

coronary arteries

Question 16

The normal range for platelets count in a typical adult is between 150,000 and 450,000 cells per microliter (μL)

True
or
False

Answer 16

true

Question 17

Where do red blood cells go to die at the end of their lifespan?

Question 22Answer

a.
Heart

b.
Spleen

c.
Kidney

d.
Liver

Answer 17

spleen

Question 18

Bilirubin is a breakdown product of
Question 23Answer

a.
neutrophils.

b.
platelets.

c.
leukocytes.

d.
red blood cells.

Answer 18

rbc

Question 19

The primary function of platelets in the coagulation process is platelet aggregation

Question 24Answer
True
or
False

Answer 19

true

Question 20

Vitamin K is essential for the synthesis of clotting factors in the coagulation cascade Question 25Answer True False

Answer 20

true