Ch19 Flashcards
19.01
In which of the following locations do metabolites exchange by diffusion with tissues and cells?
Arteries
Arterioles
Capillaries
Venules
Capillaries
19.01
Blood pumped from the pulmonary circuit comes from the
Left atrium
Left ventricle
Right atrium
Right ventricle
right ventricle
19.02a
Which of the following is the process of decrease in vessel diameter due to smooth muscle contraction?
Venoconstriction
Venodilation
Vasoconstriction
Vasodilation
Vasoconstriction
19.02a
Which layer of blood vessel contains concentric sheets of smooth muscle tissue
Tunica externa
Tunica media
External elastic membrane
Internal elastic membrane
Tunica Media
19.02b
What are the large vessels that return blood to the heart
Arteries
Arterioles
Capillaries
Veins
Veins
19.02b
What is the thick layer of elastic fibers in large arteries
Tunica externa
Tunica media
Internal elastic membrane
External elastic membrane
Internal elastic membrane
19.03
Where does blood enter after it leaves the capillaries
Arteries
Arterioles
Veins
Venules
Venules
19.03
The thoroughfare channel ends in the
Artery
Arteriole
Capillary
Venule
Venule???
19.07
In which of the following locations is blood pressure the lowest
Arteries
Arterioles
Veins
Veinules
Veins
19.07
In which of the following locations is blood pressure the highest
Arteries
Arterioles
Veins
Veinules
Arteries
19.08a
What are the only blood vessels with walls that are thin enough to permit blood tissue exchange
Arteries
Arterioles
Capillaries
Venules
Capillaries
19.08a
Materials can move across capillary walls by
Diffusion
Filtration
Reabsorption
All of the above
All of the above
19.08b
Edema is not favored when
A The plasma concentration of albuminis reduced
B Capillary hydrostatic pressure is elevated
C Endothelial permeability increases
D interstitial fluid movement increases
D Interstitial movement increases
19.08b
Which of the following is NOT a function of continual movement of fluid through the interstitial spaces produced by capillary filtration?
A To increase edema
B
To help carry toxins and bacteria immune cells
C To assist transport of insoluble substances that can’t enter capillaries
To increase edema
19.10
Which hormones are responsible for the short term regulation of decreasing blood pressure and blood volume?
A ADH and aldosterone
B aldosterone and cortisol
C epinephrine and norepinephrine
D naturietic peptides
ADH and aldosterone
19.10
What is the result of stimulating the aortic baroreceptors
A Stimulation of the cardioacceleratory brain center
B stimulation of the vasoconstriction center
C increased parasympathetic activity
D increase sympathetic heart stimulation
Increased activity of the parasympathetic nervous system
19.11
Where are memory sensory neurons for chemoreceptor reflexes NOT found
A aortic arch
B Common carotid artery
C medulla oblongata
D lungs
Lungs ?
19.11
Which of the following increases when blood carbon dioxide levels decrease
Blood pH
Cardiac output
Stroke volume
Respiratory rate
Blood pH
19.14
What is angiogenesis
Growth of new blood vessels from existing vessels
Development of heart tissue from existing tissue
Formation of the first vessels
Formation of the heart valves
The growth of new vessels from existing vessels
19.14
What are the earliest precursor cells that give rise to blood cells
Angioblasts
Hemangioblasts
Reticulocytes
Lymphoid stem cells
Hemangioblasts
19.15
Pulmonary arteries carry blood to the
Right atrium
Left atrium
Systemic circuit
Lungs
Lungs
19.15
The systemic circuit delivers oxygenated blood to _______ and returns it to ________
Body organs, right atrium
Body organs, left atrium
The lungs, right atrium
The lungs, left atrium
Body organs, right atrium
19.17a
The superior vena cava collects blood from the
Head and chest only
Head chest and upper limbs only
Head chest upper limbs
19.17b
After entering the arm the axillary artery becomes the ______ artery
Radial
Ulnar
Brachial
Subclavian
Subclavian?
19.17b
Which blood vessel carries blood directly to the arm and shoulder
Aorta
Brachial artery
Common carotid artery
Subclavian artery
Subclavian artery??
Which large vein in the lateral region of the neck bulges when a person is angry
Internal jugular
External jugular
Common carotid
Vertebral
External jugular??
19.17c
Which vein in the arm is commonly sampled for blood by vein puncture
Ulnar
Radial
Brachial
Median cubital
Median cubital?
19.19a
The internal carotids and the basilar artery are interconnected by an anastomosis called the
Common carotid
External carotid
Cerebral arterial circle
Basal ring
Cerebral arterial circle
Which blood vessel, formed by joining the vertebral arteries, supplies blood to the circle of Willis from the posterior side
Internal carotid
Middle cerebral
Anterior communicating
Basilar
Basilar
Veins of the brain empty into the
Coronary sinuses
Dural sinuses
Carotid arteries
Circle of Willis
Dural sinuses
19.19
Blood from the brain returns to the heart through the _______ vein
Vertebral
Azygos
Internal jugular
Internal jugular
19.20
Which artery supplies blood to the pancreas duodenum and most of the large intestine
Celiac
Gastric
Renal
Superior mesenteric
Superior mesenteric
19.20
Where do the bronchial arteries branch from to supply the lungs
Aortic arch
Thoracic aorta
Abdominal aorta
Common carotid artery
Not d
19.21a
Which vein drains blood from the lower portion of the large intestine
Intestinal
Celiac trunk
Superior mesenteric
Inferior mesenteric
Inferior mesenteric
19.21a
19.21a
Which artery supplies blood to the lower part of the large intestine, including the rectum
Adrenal
Celiac
Inferior mesenteric
Superior mesenteric
Inferior mesenteric
19.21b
Which three veins merge to form the hepatic portal vein
Hepatic splenic, pancreatiticduodenal
Hepatic splenic sigmoid
Azygos hemiazygos inferior mesenteric, splenic
Superior mesenteric, inferior mesenteric, splenic
Superior and inferior mesenteric, splenic
19.21b
Which blood vessel supplies venous blood to the liver
Celiac trunk
Hepatic vein
Hepatic portal vein
Common iliac vein
Hepatic portal vein
19.22a
At the posterior knee the femoral artery artery becomes the _____ artery
Iliac
Tibial
Popliteal
Deep femoral
Popliteal
19.22a
Which of the following arteries is most inferior?
Fibular
Anterior tibial
Posterior tibial
Dorsalis pedis
Dorsalis pedis
19.22b
Which of the following does blood from the dorsal venous arches drain into
Posterior tibial vein only
Great saphenous vein only
Small saphenous vein only
Small saphenous and great saphenous veins
Small and great saphenous veins
19.22b which vessel does the blood from the capillaries on the superior surface of the foot drain into
Peroneal vein
Plantar vein
Small saphenous vein
Dorsal venous arch
Dorsal venous arch
19.02a which layer of a blood vessel contains concentric sheets of smooth muscle tissue
Tunica externa
Tunica media
External elastic membrane
Internal elastic membrane
Internal elastic membrane
19.02b
Which layer of the arteriole wall can contain smooth muscle and produce vasoconstriction
Tunica adventitia
Tunica media
Tunica intima
Tunica externa
Which of the following is true about the inferior vena cava
It is a large vein
It is colored red in diagrams
It carries oxygenated blood
It lacks a tunica externa
It is a large vein
19.03 which of the following are capillaries with a perforated lining
Perforated capillaries
Discontinuous capillaries
Fenestrated capillaries
Vasa vasorum
Fenestrated capillaries
What happens when renin was released from the kidney
Angiotensin 1 formation triggered
Angiotensin 1 increases salt reabsorption at the kidneys
Angiotensin 2 in converted to angiotensin 1
Blood flow to the kidneys decreases
A
19.14 the fetal cardinal veins later form the adult
Aorta
Capillaries
Pulmonary veins
Superior and inferior vena cavae
Superior and inferior vena cavae
After passing the first rib the subclavian artery becomes the _____ artery
Radial
Ulnar
Brachial
Axillary
Axillary
Which of the following is NOT a vein of the upper arm
Cephalic
Brachial
Axillary
Median cubital
Cephalic or median cubital
Which of the following arteries is NOT a component of the cerebral arterial circle
Anterior communicating artery
Posterior communicating artery
Anterior cerebral artery
Basilar artery
Basilar artery
Which of the following arteries are NOT branches of the thoracic aorta
Basilar
Bronchial
Esophageal
Superior phrenic
Basilar
Where do the bronchial arteries branch from to supply the lung airways
Aortic arch
Thoracic aorta
Abdominal aorta
Common carotid artery
Thoracic aorta
Which of the following is NOT a vein of the upper arm
Cephalic
Brachial
Axillary
Median cubital
Median cubital?
