Exam 3 Materials

Question 1

% and function?

Answer 1

• Lymphocytes (20-40%)
• Second most common
• Long term immunity
• Make antibodies

Question 2

Albumin

Answer 2

• Plasma protein, most common
• Keeps water in blood and makes it thicker

Question 3

Tunica Intima (interna)

Answer 3

• Made of endothelium** (**simple squamous epithelium)
• Inner most layer
• Lining inside of vessels

Question 4

Tunica Externa (Adventitia)

Answer 4

• Most superficial layer
• Anchors blood vessels to organs
• Thickest in veins

Question 5

Erythrocytes %?

Answer 5

44%

Question 6

Myeloid Stem Cells

Answer 6

They become:

Erythrocytes

Platelets

Leukocytes (4 of them)

Question 7

What is Tunica Media made of?

Answer 7

Smooth (involuntary) muscle

Question 8

Globulins

Answer 8

• Plasma protein, 2nd most common
• Contains antibodies to fight off pathogens

Question 9

Fibrogens

Answer 9

• Plasma Protein
• Helps with blood clotting

Question 10

Coronary Sinus

Answer 10

The large veins that the coronary arteries drain into to return to heart

Question 11

Structure and function of Erythrocytes?

Answer 11

• Mature RBC lack nuclei/organelles
• Biconcave (for more surface area)
• Pass thru blood vessel single file
• Carries 280 million hemoglobin

Question 12

What vein accompanies Right Marginal Artery? What parts of the heart does it supply?

Answer 12

• Small Cardiac Vein
• Supplies right border of heart

Question 13

Muscular Arteries

Answer 13

-Medium sized arteries

• Thick tunica media
• Goes to different organs in body
• Direct blood flow

Question 14

Aortic Arch branches off into?

Answer 14

• Brachiocephalic trunk
  
  • Bifurcates into right common carotid** and **right subclavian** **arteries
• ​Left common carotid
• Left subclavian arteries

Question 15

% and function?

Answer 15

• Monocytes (Agranulocytes 2-8%)
• Common in chronic infection
• Become macraophages (more robust)

Question 16

% and function?

Answer 16

• Neutrophils (50-70% most common)
• Bacteria slayers (through phagocytosis)

Question 17

How much does plasma make up blood?

Answer 17

55%

Question 18

Where vein accompanies the Anterior Interventricular Artery? What parts of the heart does it supply?

Answer 18

• Great Cardiac Vein
• Supplies anterior** surfaces of **both ventricles** and **interventricular septum

Question 19

Left ventricles pumps into ascending aorta which branches off into?

Answer 19

Left coronary artery

Right coronary artery

Question 20

Vasa Vasorum

Answer 20

• Smaller arteries that supply blood through tunica externa

Question 21

Answer 21

• Basophils (0.5-1%)
• Produces histamine (swelling)

Question 22

What are the components of plasma?

Answer 22

Water 92%

Plasma protein 7%

Other solutes 1%

Question 23

Right coronary Artery branches off to?

Answer 23

• Right Marginal Artery
• Posterior Interventricular Artery

Question 24

What is Tunica externa (adventitia) made of?

Answer 24

Connective tissue layer

Question 25

Chemotaxis

Answer 25

-Attracts WBC to site of infection from damaged cells

Question 26

Where does the Circumflex artery go? What parts of the heart does it supply?

Answer 26

- Goes **_around_** and **_behind_** heart - Supplies **_left atrium_** and **_ventricle_**

Question 27

Left coronary artery branches off to?

Answer 27

- Circumflex artery - Anterior Interventricular Artery

Question 28

Buffy Coat %? Componenets?

Answer 28

- \<1% - Leuokocytes and platelets

Question 29

What vein accompanies Posterior Interventricular Artery? What parts of the heart does the artery supplies?

Answer 29

- Middle Cardiac Vein - Posterior surfaces of right and left ventricle

Question 30

Elastic Arteries

Answer 30

- Largest arteries - Ability to expand/contract (elastic fibers)

Question 31

Hemocytoblasts

Answer 31

Main stem cells that produces blood

Question 32

Diapedesis

Answer 32

- Allows leukocytes to leave blood vessels and enter tissues

Question 33

Lymphoid Stem Cells

Answer 33

Only become lymphocytes

Question 34

Tunica Media

Answer 34

- Controlled by sympathetic (vasoconstriction) and parasympathetic (vasodilation) input - Thickest in arteries

Question 35

% and function?

Answer 35

Esinophils (1-4%) - Reduce swelling (antihistamine) - Fights worms