Chapter 15 Memmler's Questions With
Answers.
The smallest vessels are the _______________. - ANSWER- Capillaries
Artery > arteriole > capillary > ____________ > vein - ANSWER- venule
____________ pressure is the peak pressure in an artery. - ANSWER- systolic
A vessel that carries blood back to the heart is a(n) - ANSWER- vein
Narrowing of a blood vessel's diameter is called ___________. - ANSWER-
vasoconstriction
The _______ artery becomes the femoral artery. - ANSWER- external iliac
The vessels in which exchanges between the blood and body cells take place are the
__________. - ANSWER- capillaries
Which of these forces pulls fluid from the tissue spaces into the capillary? - ANSWER-
osmotic pressure
When you measure blood pressure using a blood pressure cuff, what are you actually
measuring? - ANSWER- pressures in the brachial artery
An increase in a blood vessel's internal diameter is called - ANSWER- vasodilation
Which of these actions would reduce blood return from the legs to the heart? -
ANSWER- holding your breath
A central space in a blood vessel is called the - ANSWER- lumen
The autonomic nervous system activates a vasomotor center in the ___________ to
regulate blood pressure. - ANSWER- medulla oblongata
Blood will flow into a capillary bed when - ANSWER- the precapillary sphincters are
dilated
Contraction of _________ is the main force that creates blood pressure. - ANSWER-
left ventricle
The aorta ends inferiorly when it branches into the - ANSWER- common iliac arteries
, The walls of capillaries consist of - ANSWER- only the inner tunic
The left gastric, splenic, and hepatic arteries all spring from which branch of the aorta? -
ANSWER- celiac trunk
Does the brachiocephalic artery supply the left side of the body? - ANSWER- No
Assuming that all other factors remain the same, increased blood pressure would most
likely result in - ANSWER- increases interstitial fluid
Oxygen-poor blood returning to the heart from the ___________ passes through the
hepatic portal system before eventually returning to the heart. - ANSWER- stomach
The cephalic, basilica, and median cubital veins are in the - ANSWER- upper limb
A sphygmomanometer is used to measure - ANSWER- blood pressure
The straight sinus transverse sinus, and superior sinus all meet at the - ANSWER-
confluence of sinuses
The longest portion of the aorta is the - ANSWER- abdominal aorta
The superficial palmer arch is formed by the union of - ANSWER- the radial and ulnar
arteries
Unpaired veins coming from the stomach empty into which vessel? - ANSWER- hepatic
portal vein
Which of these factors alters blood pressure by directly changing cardiac output? -
ANSWER- heart rate
The azygous vein drains into the - ANSWER- superior vena cava
Which of the following vessels is part of the pulmonary circulation system? - ANSWER-
lung capillaries
The inferior vena cava receives blood from the - ANSWER- hepatic portal vein
Valves are found in - ANSWER- veins
A communication between two vessels is called an - ANSWER- anastomosis
What word means "space" or "hollow"? - ANSWER- sinus
What compresses the veins and squeezes blood forward? - ANSWER- contraction of
skeletal muscles
Answers.
The smallest vessels are the _______________. - ANSWER- Capillaries
Artery > arteriole > capillary > ____________ > vein - ANSWER- venule
____________ pressure is the peak pressure in an artery. - ANSWER- systolic
A vessel that carries blood back to the heart is a(n) - ANSWER- vein
Narrowing of a blood vessel's diameter is called ___________. - ANSWER-
vasoconstriction
The _______ artery becomes the femoral artery. - ANSWER- external iliac
The vessels in which exchanges between the blood and body cells take place are the
__________. - ANSWER- capillaries
Which of these forces pulls fluid from the tissue spaces into the capillary? - ANSWER-
osmotic pressure
When you measure blood pressure using a blood pressure cuff, what are you actually
measuring? - ANSWER- pressures in the brachial artery
An increase in a blood vessel's internal diameter is called - ANSWER- vasodilation
Which of these actions would reduce blood return from the legs to the heart? -
ANSWER- holding your breath
A central space in a blood vessel is called the - ANSWER- lumen
The autonomic nervous system activates a vasomotor center in the ___________ to
regulate blood pressure. - ANSWER- medulla oblongata
Blood will flow into a capillary bed when - ANSWER- the precapillary sphincters are
dilated
Contraction of _________ is the main force that creates blood pressure. - ANSWER-
left ventricle
The aorta ends inferiorly when it branches into the - ANSWER- common iliac arteries
, The walls of capillaries consist of - ANSWER- only the inner tunic
The left gastric, splenic, and hepatic arteries all spring from which branch of the aorta? -
ANSWER- celiac trunk
Does the brachiocephalic artery supply the left side of the body? - ANSWER- No
Assuming that all other factors remain the same, increased blood pressure would most
likely result in - ANSWER- increases interstitial fluid
Oxygen-poor blood returning to the heart from the ___________ passes through the
hepatic portal system before eventually returning to the heart. - ANSWER- stomach
The cephalic, basilica, and median cubital veins are in the - ANSWER- upper limb
A sphygmomanometer is used to measure - ANSWER- blood pressure
The straight sinus transverse sinus, and superior sinus all meet at the - ANSWER-
confluence of sinuses
The longest portion of the aorta is the - ANSWER- abdominal aorta
The superficial palmer arch is formed by the union of - ANSWER- the radial and ulnar
arteries
Unpaired veins coming from the stomach empty into which vessel? - ANSWER- hepatic
portal vein
Which of these factors alters blood pressure by directly changing cardiac output? -
ANSWER- heart rate
The azygous vein drains into the - ANSWER- superior vena cava
Which of the following vessels is part of the pulmonary circulation system? - ANSWER-
lung capillaries
The inferior vena cava receives blood from the - ANSWER- hepatic portal vein
Valves are found in - ANSWER- veins
A communication between two vessels is called an - ANSWER- anastomosis
What word means "space" or "hollow"? - ANSWER- sinus
What compresses the veins and squeezes blood forward? - ANSWER- contraction of
skeletal muscles
