Kuntzman/Tortora A&P Ch.23 The Cardiovascular System:Blood Vessels & Circulation Flashcards

Common carotid artery
Terms Definitions
Types of blood vessels?
– Arteries
– Arterioles
– Capillaries
– Venules
– Veins
What type of blood vessel carries blood a way from the heart?
Arteries
Types of arteries?
– Elastic
– Muscular
What blood vessel is from capillaries?
Arterioles
What blood vessel connect arterioles to venules?
Capillaries
What blood vessel forms the veins?
Venules
What blood vessel carries blood back to the heart?
Veins
Veins have the _____ lumen(_____ pressure)?
– Largest
– Lowest
Veins contain _____?
Valves
Weakened wall of artery or vein?
Aneurysm
With blood vessel functions, _____ & _____ regulate blood flow?
– Arteries
– Arterioles
With blood vessel functions, increased sympathetic activity contracts smooth muscle causing _____?
Vasoconstriction
With blood vessel functions, decreased sympathetic activity relaxes smooth muscle causing _____?
Vasodilation
With blood vessel functions, what permit exchange of nutrients and waste between blood and tissue cells?
Capillaries
With blood vessel functions, at rest, these store 64% of total blood volume (blood reservoirs)?
– Venules
– Veins
Capillaries _____ vessels?
Exchange
Capillaries automatically adjust blood flow based on _____ demands?
Oxygen
Capillaries have the _____ blood flow to permit proper gas exchange?
Slowest
Moves materials in and out of capillaries?
Capillary Exchange
With the capillary exchange, what pushes fluid out of capillaries(filtration)?
Capillary Blood Pressure
With capillary exchange, what is it when plasma proteins pulls fluid into capillaries (reabsorption)?
Blood Colloid Pressure
With capillary exchange, exccess filtered fluid is returned to the _____ system?
Lymphatic System
With venous return, blood returns to the right atrium by 3 mechanisms?
– Heart Contractions
– Skeketal Muscle Pumps
– Respiratory Pump
With venous return, which mechanism generates blood pressure?
Heart Contractions
With heart contractions, _____ pressure in aorta pushes blood to the heart?
High
With venous return, which mechanism is where skeletal muscle contractions squeeze veins?
Skeletal Muscle Pumps
With skeletal musle pumps, what prevents backflow?
Valves
With venous valves, this is where weak valves overstretch walls?
Varicose Veins
With venous return, what mechanism is where inhalation lowers thoracic pressure, moving blood to the right atrium?
Respiratory Pump
With blood flow through vessels, blood flows from _____ to _____ pressure areas?
– Higher
– Lower
With the blood flow through vessels, blood pressure _____ from aorta to right atrium?
Drops
Blood pressure is highest in the?
Aorta
With blood pressure, you will see the greatest drop in the _____, where it slows blood flow in capillaries to permit _____?
– Arterioles
– Exchange
Blood pressure is the lowest in the _____ _____?
Right Atrium
Factors that regulate blood pressure and blood flow?
– Blood Volume
– Vascular Resistance
With factors that regulate blood pressure and blood flow, which factor is water retention and increases blood pressure?
Blood Volume
With factors that regulate blood pressure and blood flow, which factor is opposition to blood flow?
Vascular Resistance
Vascular resistance depends on blood vessel _____, blood vessel _____, and blood _____?
– Diameter
– Length
– Viscosity
With vascular resistance, _____ increases resistance?
Vasoconstriction
Greater blood vessel length due to weight gain, increases or decreases resistance?
Increases
Higher viscosity due to blood doping or dehydration increases or decreases resistance?
Increases
BP is controlled by a _____ feedback system?
Negative
A decrease in BP, stimulates the _____ nervous system to _____ HR, SV, and BP?
– Sympathetic
– Increase
With the cardiovascular center, what monitors joint movements?
Proprioceptors
With the cardiovascular center, what monitors blood pressure?
Baroreceptor
With the cardiovascular center, what monitors blood levels of oxygen, carbon dioxide, and acidity?
Chemoreceptors
With the cardiovascular center, the parasympathetic _____ HR?
Decreases
With the cardiovascular center, the sympathetic _____ HR?
Increases
What hormones help regulation of blood?
– Aldosterone
– Epinephrine
– ADH (antidiuretic hormone)
– ANP (atrial natriuretic peptide)
With hormone regulation, what retains Na+ and water, and increases BP?
Aldosterone
With hormone regulation, epinephrine _____ BP?
Increases
With hormone regulation, what conserves water and increases BP?
ADH (antidiuretic hormone)
With hormone regulation, what is produced by atrial cells and stimulates Na+ and water loss in urine and decreases BP?
ANP (atrial natriuretic peptide)
When checking circulation, this is alternate expansion and recoil of artery after left ventricle contracts and relaxes?
Pulse
The pulse is strongest in arteries nearest the _____?
Heart
When checking circulation, the pulse in the arm is the?
Brachial Artery
When checking circulation, the pulse in the neck is the?
Carotid Artery
When checking circulation, the pulse on the thumb side of the wrist is the?
Radial Artery
What is it called when you have a rapid resting HR (>100 beats/minute)?
Tachycardia
What is it called when you have a slow resting HR (<50 beats/minutes)?
Bradycardia
Systolic blood pressure (SBP) is pressure during ventricular _____?
Contraction
Diastolic blood pressure (DBP) is pressure during ventricular _____?
Relaxation
High blood pressure is called?
Hypertension
What causes heart failure, strokes, and kidney disease?
Hypertension
Normal BP values: <_____mmHg systolic and <_____mmHg diastolic?
120/80
Exercise, low salt intake, weight loss, and not smoking will reduce _____?
BP (hypertension)
Circulatory routes?
– Systemic
– Pulmonary
What circulatory route is where arteries branch directly or indirectly from aorta and deliver oxygenated blood to tissues?
Systemic
What circulatory route is where veins return deoxygenated blood to the heart?
Systemic
The aorta has 4 divisions?
– Descending Aorta
– Arc Of Aorta
– Thoracic Aorta
– Abdominal Aorta
The arch of the aorta has 3 direct branches?
– Brachiocephalic Trunk
– Left Common Carotid Artery
– Left Subclavian Artery
With the arch of the aorta, the brachiocephalic trunk branch, has 2 subbranches?
– Right Subclavian Artery
– Right Common Carotid Artery
With the brachiocephalic trunk branch, what subbranch supplies the upper limbs?
Right Subclavian Artery
With the arch of the aorta, what are the 2 common carotid artery branches?
– External Carotid Artery
– Internal Carotid Artery
With the arch of the aorta, which common carotid artery branch supplies the skull?
External Carotid Artery
With the arch of the aorta, which common carotid artery branch supplies the brain?
Internal Carotid Artery
The cerebral arterial circle is also known as the?
Circle of Willis
The cerebral arterial circle (circle of Willis) provide _____ blood flow routes to the _____?
– Alternate
– Brain
The cerebral arterial circle (circle of Willis) is formed by what 2 arteries?
– Internal Carotid Artery
– Basilar Artery
The common iliac artery branches are the circulatory route to the _____ and _____?
– Pelvis
–Lower Limb
What are the 2 common iliac branches?
– Internal Iliac Artery
– External Iliac Artery
Which common iliac artery branch supplies pelvic structures?
Internal Iliac Artery
Which common iliac artery branch supplies the lower limbs?
External Iliac Artery
What is the external iliac artery pathway?
Femoral Artery > Popliteal Artery > Tibial Arteries
The circulatory routes of veins can be _____ or _____?
– Superficial
– Deep
Veins _____ structures and empty into the _____ _____?
– Drain
– Right Atrium
What is the main heart vein?
Coronary Sinus
With veins, what drains the upper body?
Superior Vena Cava
What is the largest vein that drains the lower body?
Inferior Vena Cava
What are the veins of the head and neck?
– Internal Jugular Vein
– External Jugular Vein
What vein of the head and neck drains the brain?
Internal Jugular Vein
What vein of the head and neck drains the skull?
External Jugular Vein
What are the superficial veins of the upper limbs?
– Cephalic
– Basilic
What superficial vein of the upper limb drains the lateral upper limb?
Cephalic
What superficial vein of the upper limb drains the medial upper limb?
Basilic
What are the veins of the pelvis and lower limbs?
– Great (long) Saphenous
– Small (lesser) Saphenous
What vein of the pelvis and lower limbs is the longest?
Great Saphenous
What vein of the pelvis and lower limbs is anterior to medial of the malleolus?
Great Saphenous
What vein of the pelvis and lower limbs is subject to varicosities?
Great Saphenous
What vein of the pelvis and lower limbs is posterior to lateral of the malleolus?
Small Saphenous
The hepatic portal vein delivers _____ _____ deoxygenated blood from the GI tract to the _____?
– Nutrient Rich
– Liver
With fetal circulation, the umbilical arteries go to the?
Medial Umbilical Ligaments
With fetal circulation, the umbilical veins go to the?
Ligamentum Teres
With fetal circulation, the ductus venous (liver bypass) go to the?
Ligamentum Venosum
With fetal circulation, the foraman ovalis (lung bypass) go to the?
Fossa Ovale
With fetal circulation, the ductus arteriosus go to the?
Ligamentum Arteriosum
Low blood pressure is called?
Hypotension
Excessive lowering of blood pressure upon standing is called?
Orthostatic Hypotension
Obstruction of a blood vessel is called?
Occlusion
/ 109
Term:
Definition:
Definition:

Leave a Comment ({[ getComments().length ]})

Comments ({[ getComments().length ]})

{[comment.username]}

{[ comment.comment ]}

View All {[ getComments().length ]} Comments
Ask a homework question - tutors are online