Practical 1

Question 1

erythrocytes

Answer 1

red blood cells: picks up oxygen from lungs and delivers elsewhere

Question 2

neutrophil

Answer 2

granulocytes: most abundant WBC: releases antimicrobial chemicals

Question 3

eosinophil

Answer 3

granulocytes: reddish pink: release enzymes that weaken/destroy parasites

Question 4

basophil

Answer 4

granulocytes: secrete histamine, increasing blood flow to a tissue

Question 5

lymphocyte

Answer 5

agranulocytes: secrete antibodies, destroy cancer cells

Question 6

monocyte-

Answer 6

agranulocytes: phagocytize pathogens

Question 7

pericardial sac

Answer 7

outer wall- tough superficial fibrous layer of dense irregular connective tissue

Question 8

epicardium

Answer 8

serous membrane of the external heart surface

Question 9

endocardium

Answer 9

lines interior of heart chamber

Question 10

myocardium

Answer 10

between the two- composed of cardiac muscle. thickest layer

Question 11

apex

Answer 11

bottome left lower end

Question 12

left and right atria

Answer 12

2 superior chambers, receiving chambers for blood returning to the heart by great veins

Question 13

auricles

Answer 13

ear like flap. pumps blood into the ventricles. each atrium has one

Question 14

left and right ventricle

Answer 14

2 inferior chambers. pumps that eject blood into the arteries and keeps it flowing around the body

Question 15

coronary sulcus

Answer 15

encircles the heart near the base and separates the atria anove the ventricles below

Question 16

interatrial septum

Answer 16

septum that separates the atria

Question 17

interventricular septum

Answer 17

thick muscle wall that separates the ventricles

Question 18

tricuspid valve

Answer 18

right AV valve (3 cusps)

Question 19

bicuspid valve

Answer 19

left AV valve -2 cusps.(separates left and right

Question 20

chordae tendineae

Answer 20

connects to the papillary muscles

Question 21

papillary muscles

Answer 21

governs the timing of electrical excitation of the papillary muscles

Question 22

pulmonary semilunar valve

Answer 22

controls the opening from the right ventricle into the pulmonary trunk

Question 23

aortic semilunar valve

Answer 23

valve the separates the left ventricle and the aorta

Question 24

fossa ovalis

Answer 24

artifact from when the fetus received blood from the mother

Question 25

aorta

Answer 25

largest artery carrying blood (oxygenated) away from the heart

Question 26

pulmonary trunk (and arteries)

Answer 26

arteries carrying blood (deoxygenated) to the lungs

Question 27

pulmonary veins

Answer 27

veins carrying blood (oxygenated) from the lungs to the heart to be pumped

Question 28

inferior vena cava

Answer 28

one of 2 major veins taking blood (deoxygenated into the heart)

Question 29

superior vena cava

Answer 29

one of 2 major veins taking blood (deoxygenated) into the heart.

Question 30

superior vena cava

Answer 30

largest vein, feeding into the right atrium. superior to the heart

Question 31

inferior vena cava

Answer 31

largest vein, feeding into the right atrium, inferior to the heart

Question 32

azygos vein

Answer 32

vein taking blood from the posterior wall of the thorax and abdomen, feeds into the Superior Vena Cava

Question 33

l/r brachiocephalic veins

Answer 33

veins returning from the jugular and arms

Question 34

l/r internal jugular veins

Answer 34

veins returning from the face and brain (flap, very squishy)

Question 35

l/r subclavian veins

Answer 35

veins returning from the arms and meets into the BC veins

Question 36

posterior intercostal veins

Answer 36

veins returning blood from the outer edge of the rib cage. meets in the azygos veins

Question 37

axillary vein

Answer 37

vein returning blood from the cephalic and basilic veins

Question 38

brachial vein

Answer 38

vein running between the brachial and cephalic veins

Question 39

cephalic vein

Answer 39

vein running on the inside of the arm. runs into the axillary vein

Question 40

median cubital vein

Answer 40

vein running between the cephalic and basilic vein right around the elbow

Question 41

ulnar vein

Answer 41

vein running into the brachial vein on the pinky side, underneath the arm.

Question 42

radial vein

Answer 42

vein running into the brachial vein, on the thumb side