Ch 14 - blood vessels

Question 1

women vs men heart rates

Answer 1

• women have a faster heart rate
• men 70-76
• women 78-82

Question 2

• supplies blood to brain (posterior)
• first branch of subclavian artery

Answer 2

verterbaral artery

Question 3

• large channel
• drains blood that is low on oxygen

Answer 3

venous sinus

Question 4

How does vaso constriction impact the blood vessel?

Answer 4

narrowing in the blood vessels decreases blood flow

Question 5

purpose of valves in the veins

Answer 5

• prevent backflow
• allows blood to move to heart

Question 6

• drains upper part of body
• goes into right atrium
• union of right and left brachiocephalic plates

Answer 6

superior vena cava

Question 7

azygous vein drains into where

Answer 7

into the superior vena cava and from there goes into the right atrium

Question 8

Sphygmomanometer measures

Answer 8

blood pressure

Question 9

what is special about the saphenous vein

Answer 9

longest vein in the body

Question 10

what drains into the portal vein

Answer 10

• gallbladder
• spleen
• digestive tract

Question 11

portal system and its circulatory path

Answer 11

goes through hepatic veins to the liver then to heart

Question 12

supplies blood to diaphragm

Answer 12

phrenic arteries

Question 13

phren/o

Answer 13

diaphragm

Question 14

pressure that draws blood back into capillaries

Answer 14

Osmotic pressure

Question 15

lungs role in the blood circulation

Answer 15

oxygenating blood

Question 16

jugular vein drains what artery

Answer 16

carotid artery

Question 17

what drains into the inferior cava

Answer 17

area below diaphragm, femoral, iliac, hepatic, renal, gonadals

Question 18

diastolic pressure

Answer 18

• lowest pressure
• after relaxation

Question 19

coronary arteries supply which organ

Answer 19

heart

Question 20

cavernous sinuses drain where

Answer 20

into internal jugular

Question 21

what is the formula for cardiac output

Answer 21

heart rate x stroke volume

Question 22

capillaries exchange…

Answer 22

waste and oxygen
- O2 and CO2

Question 23

arterioles

Answer 23

smaller arteries

Question 24

carries blood away from the heart

Answer 24

arteries

Question 25

communications between 2 vessels

Answer 25

anastomosis

Question 26

what is the lowest portion of the aorta

Answer 26

the abdominal aorta

Question 27

know how to take a pulse

Answer 27

can be sensed in superficial arteries

Question 28

route of a blood cell from left ventricle to diaphragm

Answer 28

up ascending aorta, across aortic arch, down thoracic aorta, to abdominal aorta

Question 29

diastolic pressure

Answer 29

heart is at rest

Question 30

systolic pressure

Answer 30

contraction of the heart

Question 31

what does blood pressure measure

Answer 31

force exerted by blood against vessel’s wall

Question 32

what impacts blood pressure

Answer 32

- blood volume - blood viscosity - Arteriolar diameter - compliance - heart rate - stroke volume - elasticity of arterial wall

Question 33

pulse rate for newborn

Answer 33

90-170 bpm

Question 34

pulse rate for children

Answer 34

70-110 bpm

Question 35

pulse rate for women and men

Answer 35

60-100 bpm women at the higher end and men at the lower end

Question 36

where can you accurately palpate a pulse

Answer 36

- radial artery in wrist - carotid artery in the neck - brachial artery in upper arm - femoral artery in leg

Question 37

what structure helps keep blood from flowing backwards

Answer 37

heart valves

Question 37

the process for capillary exchange

Answer 37

- diffusion - bulk flow - transcytosis

Question 38

the presence of albumin in capillary blood results...

Answer 38

in osmotic pressure drawing fluid into the capillary

Question 39

which blood vessels drain into the superior vena cava

Answer 39

- head - neck - upper extremities - chest

Question 40

what forms the brachiocephalic vein

Answer 40

internal jugular and subclavian vein

Question 41

what artery becomes the femoral artery

Answer 41

iliac artery

Question 42

where does the aorta branch to an artery

Answer 42

systemic arteries

Question 43

what vessels supply the intestines

Answer 43

superior mesenteric artery and inferior mesenteric artery

Question 44

what artery supplies blood to the head

Answer 44

- right common carotid artery - left common carotid artery - vertebral artery

Question 45

what vessels are in the pulmonary blood circulation

Answer 45

- pulmonary capillaries - pulmonary veins

Question 46

what vessels have the thinnest walls

Answer 46

cappilaries

Question 47

the three distinct layers of a blood vessels

Answer 47

- inner tunic (endothelium) - middle tunic (controls autonomic nervous system, smooth voluntary muscle) - outer tunic (supporting connective tissue)