Pressure in arteries is _____. Pressure in capillaries and in veins is ______.
Arterioles serve to __________ pressure.
The heart pumps blood through _______.
Arteries are likea soft rubber hose maintaining a __________ flow of blood. The pressue is high during ________. During _________ the contraction of distended arteries provides some pressure.
pressurized, systole, diastole
Exchange of oxygen for carbon dioxide occurs in the _____________ in the lungs
_______________ are tubular organs with thick walls comprised of three layers.
The innermost layer of blood vessels; an edothelium continuous with the lining of the heart
Provides ability of Tunica intima to expand and recoil
internal elastic lamina
The middle layer of blood vessels; smooth muscle and elastin
The smooth muscle of the tunica media is under ____________ innervation
The outer layer of blood vessles; connective tissue; extermal elastic lamina
Tunica exterma AKA adventitia
Tunica means _______. Think of as a "turtle-neck sweater." A capillary wearing 3 turtle-neck sweaters is _______.
coat, an artery
Capillaries consist of only
gases (O2 and CO2), water lipids
molecules, peptides (hormones), etc
"open space", proteins and cells, liver and spleen
High pressure tubes, large amounts of elastin for stretch.
-expand to receive blood
-when ventricles relax, they recoil and pump more
-Eg) pulmonary trunk and aorta
Most arteries, mid-sized, mostly tunica media with think smooth muscle
Tiny vessels, mostly smooth muscle, bp is regulated by _________ of the vessels.
Sides of exchange of gases, nutrients, fluid, etc. Lumen is just larget enough to allow blood cells to squeeze through.
Veins have: (Versus Arteries)
-Walls are __________
-Have __________ lumens
-Medium sized veins have valves to ________________ of blood and aide circulation
-Large veins, like vena cava, have longitudinal ________________ in tunica externa
Location of the ascending aorta
within pericardium (middle mediastinum)
The first branches off of the aorta are
the right and left coronary artery
The arch of the aorta is above the pericardium in the _______________________
There are 3 branched off of the __________________
arch of the aorta
The first branch of the aortic arch
A trunk is ___________ before it branches
The brachiocephalic trunk branches into:
- the right ______________ artery
- the _____________________ artery which supplies the head
right common carotid
The second branch of the aortic arch
left common carotid
The third branch off of the arch of the aortia
left subclavian artery
The branching patterin off of the arch of the aorta is/is not symmetrical
The arch continues as the ________________ or thoracic aorta
The descending aorta is in the ___________________ and becomes the ____________ aorta.
poserior mediastinum, abdominal aorta
The abdominal aorta bifurcates into right and left ______________________ arteries, which then branch into _____________________________ arteries.
right and left common iliac, internal and extermal iliac
1) Oxygenated blood is pumped from the ________ atrium to the _____ ventricle and then to the _______.
2) Blood passes from the ___________ into elastic arteries and then into _________ arteries before entering _______.
3)Blood in _______________ eneters systemic capillaries for exchange of gas and nutrients.
4)Deoxy blood exits capillary beds into ___________ and then into ____________
5) Deoxy blood is conducted to either the ______________ or _______________ and then enters the ______ atrium.
1) left, left, aorta
2) aorta, muscular, arterioles
4) venules, veins
5) superior or inferior vena cava, right
6) Blood flows from ______ atrium to the _______ ventricle and then is pumped into the __________.
7) the _______________ conducts deoxy blood into pulmonary arteries to the ________.
8) The blood passes through smaller and smaller arteries before entering _____________ for gas exchange.
9) oxy blood exits the lungs bia a series of progressively larger veins that merge to form the ____________.
10) blood enters the _________ ventricle from the ________ atrium. The cycle repeats
6) right, right, pulmonary trunk
7) pulmonary trunk, lungs
8) pulmonary capillaries
9) pulmonary veins
10) left, left
The common carotid artery splits to become the ____________ and _____________ arteries.
internal and external carotid
The _____________ carotid artery branches first and has many branches. It supplies mainly the face.
The ____________ carotid artery supplies the anterior and middle of the brain.
The __________artry supples the posterior of the brain.
The vertebral artery is a branch off of the ____________ artery, and it travels through _____________________ of cervial vertebrae.
subclavian, transverse foramina
The internal carotid and vertebral arteries unite to form ____________.
cerebral arterial circle AKA circle of willis
The internal carotid artery branches to form the _________ and ___________ arteries
anterior and middle cerebral
The right and left vertebral arteries join to form the ___________ artery.
The basilar artery splits into the _______________ arteries
The two anterior cerebral arteries are connected by the _____________________ artery.
The two posterior cerebral arteries connect to the middle cerebral arteries by the __________________ arteries.
posterior communicating arteries
The subclavian artery becomes the __________ artery as it passes the first rib.
The axillary artery becomes the _______________ artery as it passes the _______________ muscle.
brachial, teres major
The brachial artery split to become the __________ and _____________ arteries.
radial and ulnar
The ______________ artery is a branch off of the brachial artery. It runs deep to supply to extensor muscles of the arm.
The _______________________ artery is a branch off of the ulnar artery
The radial and ulnar arteries anastomose to form these arches in the palm of the hand
superficial and deep palmar arches
Arteries branching from the brachial artery are called ____________ arteries.
In case of a blockage of the brachial artery in the elbow, blood will continue to reach the forearm by ________.
Arteries from the radial or ulnar arteries are called ____________ arteries
Collateral and recurrent arteries anastomose to form ________________
The abdominal aorta birfucates to form the ______ and _________ arteries
right and left common iliac
The common iliac arteries again bifurcate in the pelvis as the ______ and __________ arteries
internal and external iliac arteries
The exernal iliac artery that passes under the inguinal ligament
the femoral artery gives off a branch called the _______________ artery. Also caleld the profunda femoris, which supplies hamstring muscles
The femoral artery passes from the the ________ to the _________ side of the thigh.
anterior to posterior
A hole in the Adductor magnus muscle
The femoral artery behind the knee
Collateral circulation around the knee = ___________ arteries
genicular (genu = knee)
The popliteal artery splits into the ____ and ____________ ________ arteries.
anterior and posterior tibial arteries
The anterior tebial supplies the _____ compartment of the leg (___________ muscles)
The posterior tibial artery supplies the ______ compartment of the leg (_______ muscles)
The __________ ____________ aRrtery forms when the anterior tibial artery passes into the dorsum of the foot.
A line from medial to lateral malleolus divides the _______ tibial and ____________ ______.
anterior tibial and dorsalis pedis
The Dorsalis pedis artery terminates as the ___________ artery.
The arcuate artery sends perforating arteries to anastomose when arteries in the _______ foot.
The posterior tibial artery gives off a branch = ____________ artery, which supplies the peroneus longus and brevis muscles
The posterior tibial artery branches in the plantar surface of the foot = _____ and _____________ arteries, which anastomose to form the plantar arch
Medial and lateral plantar arteries
The aorta in the thorx is called the __________ or thoracic aorta, which is found in the __________ mediastinum.
The thoracic aorta gives off ______________ arteries that supply intercostal muscles
The _______________ arteries on each side of the sternum are branches off of the ______________ arteries.
Internal thoracic, subclavian
Internal thoracic arteries give off ________________ arteries, which supply intercostal muscles.
The Anterior and posterior intercostals arteries anastomose to supply _____________ muscles.
The aorta in the abdomen is the _________________ aorta
There are three major branches of the abdominal aorta to organs of digestion
1) Celiac trunk - to live, stomach and spleen
2) superior mesenteric artery- to small and first part of large intestine
3) Inferior mesenteric artery - to second part of colon and rectum
The arterial supply to the kidneys is the ___________ arteries
THe arterial supply to reproductie organs is the _______ arteries
The _____ and ____________ arteries branch off of aorta in pairs.
renal and gonadal
The abdominal aorta branches to become the ______ and __________ arteries
right and left common iliac
The external iliac artery becomes the __________ artery
The internal iliac artery supplies the organs in the _________.
pelvis: bladder, uterus, vagina, rectum and gluteal muscles
The internal iliac artery gives off branches = the ______ and ____________ arteries
superior and inferior gluteal
IN the gluteal region, the superior and inferior gluteal arteries run with the superior and inferior ______________.
The superior gluteal artery aupplies the ____________, __________ and _____________.
gluteus medius, minimus and tensor facia lata
The inferior gluteal artery supplies the _________.
Arterires conduct blood __ from the heart into capillaries of tissues or organs.
Arteries are _______________ vessels.
Viens being at capillaries and return blood from tissues or organs __________ the heart
Veins are _____________ vessels
Arteries and veins usuall travel together and bear the same name except
Aorta vs. __________ and ___________; and the Carotid artery vs. ___________ vein.
interior and superior vena cava, jugular
Superficial veins of the extremities serve as _____________, travel in the _____________ and have no accompanying arteries.
heat radiators, hypodermis
There are three types of capillaries:
continuous, fenestrated, sinusoid
__________ ________ are special systems where an artery or vein is insertevessels d between two capillary beds.
__________ generally DO have valves; _________ generally do NOT have valvles; but the _______ and ____________ both have semilunar valves (exceptions)
Veins, arteries, aorta and pulmonary trunk
Arteries form _____________ around joints, the brain, the heart, and other important organs; this situation is called _____________.
anastomoses, collateral circulation
Very large arteries have their own blood supply; these blood vessels are called __________.
In the extremities, numerous veins accompany a names artery. These veins are called _______________.
Ascending aorta gives off the __________________________ arteries
right and left coronary
The left coronary artery gives off the _________________, _________________, and ______________ arteries.
anterior interventricular, left marginal and circumflex
The right coronary arter branches into the _________, _____________ and _____________ arteries.
Right marginal, nodal to the SA node, posterior interventricular
There are three branches of the arch of the aorta
1) brachiocephalic trunk (common carotid and right subclavian)