NBS Physiology- Cardiovascular Flashcards Preview

B2 > NBS Physiology- Cardiovascular > Flashcards

Flashcards in NBS Physiology- Cardiovascular Deck (56):
1

_______ is the pacemaker of the heart.
A. Purkinje fibers
B. Bundle of his
C. SA node
D. AV node

C
SA node

2

The average BPM in a healthy individual is _______?
A. 60 bpm
B. 75 bpm
C. 80 bpm
D. 50 bpm

B
75 bpm

3

How many ml of blood are pump through the heart per beat?
A. 50-60ml
B. 70-80ml
C. 100-110ml
D. 150-155ml

B
70-80ml

4

The location of the heart lies:
A. Lateral to the liver
B. Just superior the 1st rib
C. Behind the 4th-7th ribs
D. Behind the 2nd-5th ribs

D
Behind the 2nd to 5th rib

5

What is a normal representation of blood pressure:
A. 120/80
B. 80/120
C. 100/100
D. 120/70

A
120/80

6

Which of the following is the correct path of blood through the heart from atria to atria:
A. Right atrium, tricuspid valve, right ventricle, pulmonary vein, lungs, pulomary artery, Left Atrium

B. Right atrium, right AV valve, right ventricle, pulmonary artery, lungs, pulomary vein, left artium

C. Right atrium, right ventricle, aortic valve, left atrium

D. Right artium, Left atrium, lungs, pulmonary artery, left ventricle

B

AV valve= tricuspid valve

7

Which two valves are the semilunar valves of the heart?
A. Aortic
B. Mitral
C. Tricuspid
D. Pulmonary

A and D

8

T/F: Veins have muscles and arteries have valves

False

opposite

9

The pulmonary vein carries ___________blood to the left atrium.
A. Deoxygenated
B. Oxygenated

B

10

When the SA node fail and the AV node takes over it is called ___________ focus.

Ectopic

11

The Sino atrial node runs at _______bpm.
A. 0-20
B. 20-40
C. 60-80
D. 40-60

C
60-80

12

The AV node runs at _______ bpm.
A. 0-20
B. 20-40
C. 60-80
D. 40-60

D
40-60

13

If you reach the command of the purkinje fibers you probably arent alive, but they operate at ~______ bpm.
A. 0
B. 60-80
C. 40-60
D. 0-20

D
0-20

14

What is 3rd in command for heart operations if the AV node fails?
A. Bundle branches
B. Purkinje Fibers
C. Bundle of his
D. SA node

C
Bundle of his
20-40 bpm

15

What is the primary parasympathetic cranial nerve supplying the heart?
A. CN 10
B. CN 11
C. CN 2
D. CN 9

A
Vagus

16

T/F: The SA node prevents tetany

True

17

During the sodium/potassium pump, how many sodiums are brought in for every potassium kicked out?
A. 3 Na: 3K
B. 3 Na: 2K
C. 1 Na: 2K

B

18

T/F: The sodium potassium pump requires ATP to maintain the resting state of the heart

True

19

If you are evaluating a EMG, what type of tissue are you dealing testing:
A. Brain
B. Muscle
C. Heart

B
Muscle

20

An EKG or ECG reading would tell you about:
A. The hearts activity
B. Skeletal Muscle tonicity
C. The brains activity

A
Heart

21

Which of the following would be used to read brain activity:
A. EEG
B. ECG
C. EMG

A
EEG

22

This represents ventricular depolarization and atrial repolarization.
A. QRS complex
B. S-T wave
C. S wave
D. P wave

A
QRS complex

23

How much time is there between the S wave and T wave?
A. .06-.08 secs
B. 1-2 secs
C. .02-.04 secs
D. .06-.08 secs

A
.06-.08 secs

24

Which wave(s) represent atrial depolarization?
A. T wave
B. QRS complex
C. S wave
D. P wave

P wave

25

What is the correct order of waves on a EKG?
A. P QST R
B. P T QRS
C. T QRS P
D. P QRS T

D
P QRS T

26

T/F: During Repolarizaton your heart musculature is working

False
Resting

27

During the T wave what is happening:
A. Ventricular Depolarization
B. Ventricular Repolarization
C. Atrial Repolarization
D. Atrial Depolarization

B
Ventricular Repolarization

28

Normal S1 or the closing of AV valves represents the:
A. DUB
B. LUB

LUB

29

During Normal S2 or the closing of the semilunar valves you would hear the:
A. DUB
B. LUB

DUB

30

Which of the following is NOT a diastolic murmur?
A. Tricuspid Stenosis
B. Mitral Stenosis
C. Aortic Regurgitation
D. Pulmonic stenosis

D

Di= ARMS PRTS

31

Which law states that the muscle will increase in size when used?
A. Henry's Law
B. Davis Law
C. Boyle's Law
D. Frank-Starlings Law

B
Davis Law

32

This law states that there is an inversely proportional relationship between absolute pressure & volume of gas, if kept constant within a closed system
A. Hank's Law
B. Davis Law
C. Boyle's Law
D. Frank-Starlings Law

C
Boyle's Law

33

pV=K... what does the k represent?
A. Pressure of system
B. constant of pressure & volume
C. Volumes of gas

B

34

Precursor platelets are ___________.
A. Megakaryocytes
B. Megahemological cytes
C. Hemocystblasts

A

35

The production of RBCs in children and Adults occurs where?
A. Yolk Sac
B. Liver
C. Bone Marrow
D. Spleen

C
Bone Marrow

36

Fetal RBCs are produced in all of the following EXCEPT:
A. Spleen
B. Liver
C. Lymph
D. Kidney

D
Kidney

37

Erythropoietin is made in the ________ and _________ RBC production.
A. Liver, Stimulates
B. Kidney, Inhibits
C. Kidney, Stimulates
D. Liver, inhibits

C
Kidney, Stimulates

38

Production of RBCs in Utero occurs in the:
A. Yolk Sac
B. Spleen
C. Liver
D Bone Marrow

A
Yolk Sac

39

What is the life expenctancy of a erythrocyte?
A. 1 day
B. 120 days
C. 2 weeks
D. 2 months

120 days

40

Where are RBCs recycled?
A. Liver
B. Kidney
C. Spleen
D. lungs

Spleen

41

What is the blood by plasma bicarbonate?
A.CO2
B. H2O
C. O2
D. Iron

A
CO2

42

Stored iron is called _______?

Ferritin

43

Iron is absorbed as:
A. Fe3+
B. Fe2+

Fe2+

44

What is required for iron absorption?
A. Vitamin B12
B. Ascorbic Acid
C. Tocopherol
D. Vitamin D

B
Ascorbic Acid

45

You have an old RBC that was sent to spleen to be recycled, during this process Bilirubin escapes and goes to the liver via what blood protein carrier?
A. Albumin
B. Apoferritin
C. Hemogloin
D. Transferrin

Albumin

46

Which of the following is NOT a leukocyte?
A. Erythrocytes
B. Monocytes
C. Eosinophils
D. Neurtophil

A
These are RBCs not WBCs

47

Which WBC is the most prevalent?
A. Lymphocytes
B. Monocytes
C. Eosinophils
D. Neurtophil

D
Neutrophil (60%)

48

Which of the following is not a granulocyte?
A. Neutrophil
B. Monocyte
C. Eosinophil
D. Basophil

B
Monocyte

Remeber BEN are your granulocytes

49

What percentage % of WBCs do Lymphocytes make up?
A. 60%
B. 3%
C. 30%
D. 8%

C
30%

50

What percentage % of WBCs do eosinophils make up?
A. 60%
B. 3%
C. 30%
D. 8%

D
8%

51

What is another name for a neutrophil?
A. Monocyte
B. Agranulocytes
C. Polymorphonuclear leukocyte
D. Antihemphilic factor B

C
Neutrophil= Polymorphonuclear leukocyte

52

Which of the following is an agranulocyte?
A. Basophil
B. Eosinophil
C. Polymorphonuclear leukocyte
D. Lymphocyte

D
Lymphocyte

53

What type of macrophage cells are associated with the liver?
A. Kuppfer cells
B. Fixed macrophages
C. Histocyte
D. Microglial cells

A
Kuppfer cells

54

What type of macrophage cells are associated with the brain?
A. Kuppfer cells
B. Fixed macrophages
C. Histocyte
D. Microglial cells

D
Microglial cells

55

During the Blood clotting sequence prothrombin activator changes prothrombin to thrombin which inturn changes fibrinogen to _______ which mixes with RBCs, platlets and plasma to form a blood clot

Fibrin

56

Clotting Factors
1 fibrinogen, 2 prothrombin, 3 thromboplastin, 4 calcium, 5 proaccelerin, 7proconvertin, 8 antihemolytic-willebrand, 9 antihemolytic factor B, 10 Stuart factor, 11 antih. C, 12 Hageman factor, HMW kiniogen (fitzgerald factor)

Figured people thought calling private professionals anually actually stopped all haters hating