Blood Composition & Vessel Structure
Quiz yourself by thinking what should be in
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| tunic(s) of capillaries | show 🗑
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| bulky middle tunic contains smooth muscle and elastin | show 🗑
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| its smooth surface decreases resistance to blood flow | show 🗑
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| show | tunica interna; tunica media; tunica externa
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| show | tunica media
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| show | brachiocephalic
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| show | coronary
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| show | internal carotid; vertebral
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| longest vein in the lower limb | show 🗑
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| show | dorsalis pedis
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| serves the posterior thigh | show 🗑
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| supplies the diaphragm | show 🗑
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| formed by the union of the radial and ulnar arteries | show 🗑
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| 2 superficial veins of the arms | show 🗑
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| show | renal arteries
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| show | right and left hepatic veins
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| artery that supplies the distal half of the large intestine via several branches | show 🗑
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| drains the pelvic organs | show 🗑
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| what the external iliac artery becomes on entry into the thigh | show 🗑
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| show | brachial
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| show | superior mesenteric
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| join to form the inferior vena cava | show 🗑
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| an arterial trunk that has three major branches, which run to the liver, spleen and stomach | show 🗑
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| show | external carotid
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| show | fibular; anterior tibial; posterior tibial
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| artery generally used to take the pulse at the wrist | show 🗑
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| WHat is the pathway of a carbon dioxide gas molecule in the blood from the inferior vena cava until it leaves the blood stream. | show 🗑
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| show | alveolar capillary walls; pulmonary vein; left atrium; left ventricle; aorta; systemic arteries; capillary beds of tissues; systemic veins; superior or inferior vena cava
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| show | splenic vein and superior mesenteric
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| What 3 organs does the splenic vein drain? | show 🗑
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| show | small intestine and ascending colon
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| show | gastric vein
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| show | capillaries of small intestine; superior mesenteric vein; hepatic portal vein; liver sinusoids; hepatic vein; inferior vena cava
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| What 2 paired arteries enter the skull to supply the brain? | show 🗑
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| What name is given to the communication network that has branches of the internal carotids and the vertebral arteries that cooperate to form a ring of blood vessels encircling the pituitary gland at the base of the brain? | show 🗑
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| show | cerebrum
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| Both the anterior and middle cerebral arteries arise from the internal _____ arteries? | show 🗑
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| What is the pathway of a drop of blood from the aorta to the left occipital lobe of the brain? | show 🗑
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| show | capillaries
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| Why do veins have valves but arteries dont? | show 🗑
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| show | Arteries must withstand high pressure and veins dont
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| What do the pulmonary arteries carry and to where? | show 🗑
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| show | oxygen-rich blood to the left heart
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| show | oxygen-rich blood
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| What do most veins carry? | show 🗑
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| What is the exception to the fact that most arteries carry oxygen rich blood? | show 🗑
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| What is the exception to the fact that most veins carry oxygen poor blood? | show 🗑
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| show | The pulmonary arteries are more like veins anatomically with relatively thin walls, as the pulmonary circulation is a low pressure bed
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| What is the source of blood in the hepatic portal system? | show 🗑
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| show | BC it is rich in nutrients and the liver is responsible for maintaining proper blood concentrations of glucose, proteins, etc. and its phagocytes rid the body of debris
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| What is the function of the circle of Willis? | show 🗑
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| What is the first branch of the aortic arch? | show 🗑
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| show | the aorta
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| Which artery divides to form an internal carotid artery which serves the brain, and an external carotid artery? | show 🗑
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| show | the external carotid artery
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| show | vertebral artery
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| What serves the thyroid gland and some scapular muscles? | show 🗑
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| What supplies deep neck muscles and some of the upper intercostal muscles? | show 🗑
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| What artery serves the upper limb? | show 🗑
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| What artery serves the lateral chest wall? | show 🗑
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| What artery serves the shoulder and pectoral regions? | show 🗑
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| show | subscapular artery
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| show | anterior and posterior circumflex humeral arteries
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| The brachial artery subdivides into which 2 arteries, which supply the forearm and hand? | show 🗑
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| Which arteries supply the mammary glands, most of the thorax wall, and anterior intercostal structures via their anterior intercostal artery branches? | show 🗑
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| show | left gasric artery
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| Which artery supplies the spleen? | show 🗑
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| show | common hepatic artery
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| Which artery serves the liver? | show 🗑
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| What is the largest branch of the abdominal aorta and supplies most of the small intestine via the intestinal arteries and the 1st half of the large intestine via the ileocolic and colic arteries? | show 🗑
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| show | 2 large common iliac arteries
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| What artery supplies the gluteal muscles via the superior and inferior gluteal arteries and the adductor muscles of the medial thigh via the obturator artery, and the external genitalia and perineum? | show 🗑
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| show | the external iliac artery
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| show | external iliac artery
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| show | circumflex femoral arteries
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| Which arteries that divide off from the popliteal artery supply the leg, ankle, and foot? | show 🗑
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| show | the lateral and medial plantar arteries
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| S1 is the sound which marks the approximate beginning of systole, and is created when the increase in intraventricular pressure during contraction exceeds the pressure within the atria, causing a sudden closing of the tricuspid and mitral, or AV valves. | show 🗑
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| What sound is produced at the end of systole, the ventricles begin to relax, the pressures within the heart become less than that in the aorta and pulmonary artery, and a brief back flow of blood causes the semilunar valves to snap shut? | show 🗑
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| What are the only arteries (other than umbilical arteries in the fetus) that carry deoxygenated blood and where do they originate? | show 🗑
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| show | dermatographism
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| show | suprarenal arteries
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| show | lumbar arteries
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| What artery serves the lateral calf and then divides into the lateral and medial plantar arteries that supply blood to the sole of the foot? | show 🗑
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| show | dorsalis pedis artery
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| show | in deep, well-protected body areas
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| Where are veins generally located within the body? | show 🗑
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| show | the aorta
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| show | the venae cavae
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| show | superior vena cava
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| Veins draining the lower part of the body empty into what? | show 🗑
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| show | with the union of the paired common iliac veins
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| Each common iliac vein is formed by the union of which 2 veins and receives venous blood from the lower limb? | show 🗑
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| show | the medial and lateral plantar veins
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| show | femoral vein
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| Which vein drains into the inferior vena cava? | show 🗑
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| show | the left suprarenal vein
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| show | hepatic portal vein
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| Which paired veins drain the head, neck and upper extremities and unit to form the superior vena cava? | show 🗑
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| show | brachiocephalic veins
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| show | internal jugular veins
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| Which veins receive venous blood from the upper extremity? | show 🗑
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| What does the subclavian vein becomes once it traverses the axilla? | show 🗑
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| Which 3 veins superficially drain the arm? | show 🗑
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| Which vein is the site of choice for drawing blood? | show 🗑
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| show | the azygos system
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| show | It doesn't serve the metabolic needs of the body tissues w/which it is associated (in this case, lung tissue) Instead if brings blood into close contact w/alveoli of lungs to perm,it gas exchanges that rid blood of excess CO2 and replenish oxygen supply
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| In what way are the arteries of the pulmonary circulation similar to veins? | show 🗑
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| If the arterial pressure in the systemic circulation is 120/80 what is the pressure in the pulmonary artery likely to be? | show 🗑
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| What arteries provide the functional blood supply of the lungs and diverge from the thoracic portion of the descending aorta? | show 🗑
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| What occurs across the walls of the alveoli and pulmonary capillaries? | show 🗑
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| Blood vessels of what drain the digestive viscera, spleen, and pancreas and deliver this blood to the liver for processing via the hepatic portal vein? | show 🗑
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| Which vein drains the distal portions of the large intestine, joins the splenic vein, which drains the spleen and part of the pancreas and stomach? | show 🗑
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| Which vein, which drains the lesser curvature of the stomach, drains directly into the hepatic portal vein? | show 🗑
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| What carries blood rich in nutrients and oxygen to the fetus? | show 🗑
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| show | umbilical artery
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| What is the shunt vessel called that most blood is ducted thru the relatively nonfunctional liver to the inferior vena cava in a fetus and carries the blood to the right atrium of the heart? | show 🗑
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| What is the name of the 2 shunts that ensures blood almost entirely bypasses the lungs in a fetus? | show 🗑
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| show | umbilical vein
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| show | fossa ovalis
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| show | fibrous ligamentum arteriosum
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| What is another name for the cerebral arterial circle in the brain? | show 🗑
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| show | internal carotid arteries
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| What artery on each side completes the circle of Willis? | show 🗑
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| At the base of the cerebrum, the basilar artery divides to form which arteries? | show 🗑
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| What arteries supply portions of the temporal and occipital lobes of the cerebrum and become part of the cerebral arterial circle by joining w/the posterior communicating arteries? | show 🗑
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| Are the AV valves closed or open during ventricular systole? | show 🗑
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| show | open
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| show | lower
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| show | higher
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| show | greater
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| show | lower
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| show | Yes
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| show | No
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| show | highest
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| During the cardiac cycle, pressure in the heart is highest or lowest at the point of ventricular relaxation? | show 🗑
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| show | 0.8 sec
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| show | 0.1 sec
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| show | 0.4 sec
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| show | 0.3 sec
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| show | the atrioventricular valves
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| The second heart sound is a result of closure of what? | show 🗑
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| The heart chambers that have just been filled when you hear the first heart sound are what? | show 🗑
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| The heart chambers that have just emptied when you hear the first heart sound are what? | show 🗑
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| show | atria
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| show | ventricles
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| In order to auscultate most accurately, indicate where you would place your stethoscope for closure of the tricuspid valve? | show 🗑
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| In order to auscultate most accurately, where would you place your stethoscope for closure of the aortic semilunar valve? | show 🗑
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| In order to auscultate most accurately, indicate where you would place your stethoscope for apical heartbeat? | show 🗑
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| which valve is heard most clearly when the apical heartbeat is auscultated? | show 🗑
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| Identify the artery palpated at the wrist? | show 🗑
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| show | dorsalis pedis
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| show | temporal
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| show | carotid artery
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| What pressure point would you compress to help stop bleeding from the thigh artery? | show 🗑
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| show | popliteal
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| What pressure point would you compress to help stop bleeding from the forearm artery? | show 🗑
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| show | radial
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| What is the difference called between an apical pulse and an arterial pulse? | show 🗑
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