Question 1

Restoring lost fluid from the capillaries back to the circulatory system is one of the major functions of the ________ system.

Accepted Answer

A)  urinary 
B)  thirst-quenching 
C)  lymphatic 
D)  immune 
E)  digestive 
A)  urinary 
B)  thirst-quenching 
C)  lymphatic 
D)  immune 
E)  digestive

Question 2

The inner lining of blood vessels is called

Accepted Answer

A)  endocardium. 
B)  endoangium. 
C)  endothelium. 
D)  basal lamina. 
E)  endostatin. 
A)  endocardium. 
B)  endoangium. 
C)  endothelium. 
D)  basal lamina. 
E)  endostatin.

Question 3

Compared to arteries,the velocity of flow of the blood through the capillaries is

Accepted Answer

A)  at least 10 times faster. 
B)  at least twice as fast. 
C)  about the same. 
D)  much slower. 
E)  impossible to predict without more information. 
A)  at least 10 times faster. 
B)  at least twice as fast. 
C)  about the same. 
D)  much slower. 
E)  impossible to predict without more information.

Question 4

For a diagnosis of hypertension,a patient must have

Accepted Answer

A)  a systolic pressure above 120 mm Hg. 
B)  a systolic pressure above 140 mm Hg. 
C)  a diastolic pressure above 90 mm Hg. 
D)  a diastolic pressure below 80 mm Hg. 
E)  a systolic pressure above 140 mm Hg or a diastolic pressure above 90 mm Hg. 
A)  a systolic pressure above 120 mm Hg. 
B)  a systolic pressure above 140 mm Hg. 
C)  a diastolic pressure above 90 mm Hg. 
D)  a diastolic pressure below 80 mm Hg. 
E)  a systolic pressure above 140 mm Hg or a diastolic pressure above 90 mm Hg.

Question 5

Millie's grandfather suffers from congestive heart failure.Whenever she visits him,she notices that his ankles and feet appear to be quite swollen.She knows that you are an avid student of anatomy and physiology,and she asks you why this occurs.What would you tell her?

Accepted Answer

In heart failure,the heart is not able t

Question 6

Nicotine stimulates cholinergic receptors of the autonomic nervous system.Based on this information,how would cigarette smoking affect the cardiovascular system?

Accepted Answer

Since cholinergic receptors are found in

Question 7

Regarding the cardiovascular system,the main role(s)of the kidneys is/are to

Accepted Answer

A)  restore lost fluid to the blood and therefore raise blood pressure. 
B)  minimize fluid loss from the blood and therefore maintain blood pressure. 
C)  reduce blood volume and therefore reduce blood pressure. 
D)  restore lost fluid to the blood and therefore raise blood pressure and minimize fluid loss from the blood and therefore maintain blood pressure. 
E)  minimize fluid loss from the blood and therefore maintain blood pressure and reduce blood volume and therefore reduce blood pressure. 
A)  restore lost fluid to the blood and therefore raise blood pressure. 
B)  minimize fluid loss from the blood and therefore maintain blood pressure. 
C)  reduce blood volume and therefore reduce blood pressure. 
D)  restore lost fluid to the blood and therefore raise blood pressure and minimize fluid loss from the blood and therefore maintain blood pressure. 
E)  minimize fluid loss from the blood and therefore maintain blood pressure and reduce blood volume and therefore reduce blood pressure.

Question 8

List the steps and briefly explain what happens in orthostatic hypotension.What reflex counteracts it?

Accepted Answer

Orthostatic hypotension is the decrease

Question 9

The vessels that are the main site of variable resistance in the circulatory system,and that contribute more than 60% of the total resistance,are the

Accepted Answer

A)  muscular arteries. 
B)  elastic arteries. 
C)  arterioles. 
D)  venules. 
E)  veins. 
A)  muscular arteries. 
B)  elastic arteries. 
C)  arterioles. 
D)  venules. 
E)  veins.

Question 10

Define,compare,and contrast each of the pathologies listed below.Are the risk factors for each the same? Explain your answer.
A.coronary artery disease
B.atherosclerosis
C.myocardial infarction
D.hypertension
E.congestive heart failure

Accepted Answer

A.Coronary blood vessels become blocked

Question 11

Edema is likely to occur when

Accepted Answer

A)  the concentration of protein in the blood increases. 
B)  hemorrhage occurs. 
C)  the heart becomes an insufficient pump. 
D)  blood hydraulic pressure at the capillary decreases. 
E)  the blood hydraulic pressure in a capillary is equal to the blood osmotic pressure. 
A)  the concentration of protein in the blood increases. 
B)  hemorrhage occurs. 
C)  the heart becomes an insufficient pump. 
D)  blood hydraulic pressure at the capillary decreases. 
E)  the blood hydraulic pressure in a capillary is equal to the blood osmotic pressure.

Question 12

Norepinephrine binding to alpha receptors on vascular smooth muscle causes ________ and epinephrine binding to alpha receptors on vascular smooth muscle causes ________.

Accepted Answer

vasoconstr

Question 13

Receptors that monitor blood pressure are called ________.

Accepted Answer

The answer of Receptors that monitor blood pressure are called...

Question 14

The cardiovascular control center in the brain can directly cause

Accepted Answer

A)  arterioles to dilate or constrict. 
B)  the heart rate to increase or decrease. 
C)  the contractility of the heart to increase or decrease. 
D)  arterioles to dilate or constrict and the heart rate to increase or decrease. 
E)  All of the answers are correct. 
A)  arterioles to dilate or constrict. 
B)  the heart rate to increase or decrease. 
C)  the contractility of the heart to increase or decrease. 
D)  arterioles to dilate or constrict and the heart rate to increase or decrease. 
E)  All of the answers are correct.

Question 15

The term for chronically elevated blood pressure is ________.

Accepted Answer

The answer of The term for chronically elevated blood pressure...

Question 16

Which of the following conditions would have the greatest effect on peripheral resistance?

Accepted Answer

A)  doubling the length of a vessel 
B)  doubling the diameter of a vessel 
C)  doubling the viscosity of the blood 
D)  doubling the turbulence of the blood 
E)  doubling the number of white cells in the blood 
A)  doubling the length of a vessel 
B)  doubling the diameter of a vessel 
C)  doubling the viscosity of the blood 
D)  doubling the turbulence of the blood 
E)  doubling the number of white cells in the blood

Question 17

Sinusoids are modified vessels that replace ________ in some tissues.

Accepted Answer

A)  arteries 
B)  veins 
C)  capillaries 
A)  arteries 
B)  veins 
C)  capillaries

Question 18

The decrease in blood pressure upon standing is known as ________.

Accepted Answer

orthostati

Question 19

The lymphatic system

Accepted Answer

A)  has heart-like pumps called lymph nodes. 
B)  stores blood when circulatory demand is low. 
C)  empties the lymph vessels into the veins near the clavicles. 
D)  can be removed without health consequences. 
E)  All of the answers are correct. 
A)  has heart-like pumps called lymph nodes. 
B)  stores blood when circulatory demand is low. 
C)  empties the lymph vessels into the veins near the clavicles. 
D)  can be removed without health consequences. 
E)  All of the answers are correct.

Question 20

If cardiac output increases and resistance in arterioles does NOT change,what happens to arterial blood pressure?

Accepted Answer

A)  increases 
B)  decreases 
C)  is unchanged 
A)  increases 
B)  decreases 
C)  is unchanged

Exam 15: Blood Flow and the Control of Blood Pressure

Restoring lost fluid from the capillaries back to the circulatory system is one of the major functions of the ________ system.

The inner lining of blood vessels is called

Compared to arteries,the velocity of flow of the blood through the capillaries is

For a diagnosis of hypertension,a patient must have

Millie's grandfather suffers from congestive heart failure.Whenever she visits him,she notices that his ankles and feet appear to be quite swollen.She knows that you are an avid student of anatomy and physiology,and she asks you why this occurs.What would you tell her?

Nicotine stimulates cholinergic receptors of the autonomic nervous system.Based on this information,how would cigarette smoking affect the cardiovascular system?

Regarding the cardiovascular system,the main role(s)of the kidneys is/are to

List the steps and briefly explain what happens in orthostatic hypotension.What reflex counteracts it?

The vessels that are the main site of variable resistance in the circulatory system,and that contribute more than 60% of the total resistance,are the

Define,compare,and contrast each of the pathologies listed below.Are the risk factors for each the same? Explain your answer. A.coronary artery disease B.atherosclerosis C.myocardial infarction D.hypertension E.congestive heart failure

Edema is likely to occur when

Norepinephrine binding to alpha receptors on vascular smooth muscle causes ________ and epinephrine binding to alpha receptors on vascular smooth muscle causes ________.

Receptors that monitor blood pressure are called ________.

The cardiovascular control center in the brain can directly cause

The term for chronically elevated blood pressure is ________.

Which of the following conditions would have the greatest effect on peripheral resistance?

Sinusoids are modified vessels that replace ________ in some tissues.

The decrease in blood pressure upon standing is known as ________.

The lymphatic system

If cardiac output increases and resistance in arterioles does NOT change,what happens to arterial blood pressure?

Introduction to Physiology

Molecular Interactions

Compartmentation: Cells and Tissues

Energy and Cellular Metabolism

Membrane Dynamics

Communication, Integration, and Homeostasis

Introduction to the Endocrine System

Neurons: Cellular and Network Properties

The Central Nervous System

Sensory Physiology

Efferent Division: Autonomic and Somatic Motor Control

Muscles

Integrative Physiology I: Control of Body Movement

Cardiovascular Physiology

Blood

Mechanics of Breathing

Gas Exchange and Transport

The Kidneys

Integrative Physiology II: Fluid and Electrolyte Balance

The Digestive System

Metabolism and Energy Balance

Endocrine Control of Growth and Metabolism

The Immune System

Integrative Physiology III: Exercise

Reproduction and Development

Filters

Norepinephrine binding to alpha receptors on vascular smooth muscle causes and epinephrine binding to alpha receptors on vascular smooth muscle causes .