post lab X & XI HW
Based on pre-2017 guidelines hypertension could be diagnosed based on a systolic blood pressure > or = to __________ mmHg
140
Your subject's cardiac output is 4.2 L/min , their heart rate is 70 bpm, and their blood pressure is 115/70. What is their total peripheral resistance i? (no units required, calculate to 1 decimal place)
20.2 ± 2
Your subject's cardiac output is 5.8 L/min , their heart rate is 52 bpm, and their blood pressure is 122/89. What is their pulse pressure? (must provide units)
33.0 ± 2%
Your subject's heart is beating once every 0.77 seconds. Their heart is pumping out 5.7 liters of blood from the heart every minute. After every beat of the heart, there is still 44 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 59 millimeters of mercury and every time blood is ejected the pressure increases by 34 millimeters fo mercury from this point. What is this subject's pulse pressure? (no units required)
34
Your subject's heart is beating once every 0.89 seconds. Their heart is pumping out 5.5 liters of blood from the heart every minute. After every beat of the heart, there is still 40 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 61 millimeters of mercury and every time blood is ejected the pressure increases by 31 millimeters fo mercury from this point. What is this subject's rate pressure product? (no units required)
6,202.3 ± 1.5%
Your subject's cardiac output is 5.5 L/min , their heart rate is 59 bpm, and their blood pressure is 117/88. Estimate their heart's oxygen demand? (no units required)
6,903.0 ± 1%
Your subject's heart rate is 67 bpm, their stroke volume is 62 ml/bt, their mean arterial pressure is 99 mmHg, their pulse pressure is 31 mmHg, the distance from their heart to the top of their head is 39 cm, and the distance from their heart to the bottom of their feet is 105 cm. What is the pressure at the top of their head? (no units required)
69.0 ± 1%
Your subject's cardiac output is 4.9 L/min , their heart rate is 59 bpm, and their blood pressure is 129/70. Estimate their heart's oxygen demand? (no units required)
7611
Your subject's cardiac output is 4.8 L/min , their heart rate is 62 bpm, and their blood pressure is 110/88. What is their stroke volume (use ml, not L)? (no units required)
77.4
Your subject's cardiac output is 5.2 L/min , their heart rate is 61 bpm, and their blood pressure is 128/73. What is their rate pressure product? (no units required)
7808
Which sound do we associate with systolic blood pressure?
The first Korotkoff sound
Which of the following is/are true about the period of ventricular filling? a. if observed, the third heart sound occurs b. the pressure in the aorta is decreasing c. the semilunar valves are open d. the volume of blood in the ventricle is increasing e. the volume of blood in the ventricle is decreasing f. the pressure in the atria is higher than the pressure in the ventricle g. the AV valves are open h. the semilunar valves are closed i. the volume of blood in the ventricle is constant j. the AV valves are closed
a. if observed, the third heart sound occurs b. the pressure in the aorta is decreasing d. the volume of blood in the ventricle is increasing f. the pressure in the atria is higher than the pressure in the ventricle g. the AV valves are open h. the semilunar valves are closed
The first Korotkoff sound is associated with:
systolic blood pressure
What is a typical value for mean arterial pressure in a healthy adult human?
+/- 6.7 (86.6 - 100.0)
You collected the following data from your subject cardiac output is 4.7 L/min , their heart rate is 54 bpm, their blood pressure is 146/78. What is their mean arterial pressure? (no units required)
100.7 ± 1.5
Your subject's heart is beating once every 0.98 seconds. Their heart is pumping out 6.2 liters of blood from the heart every minute. After every beat of the heart, there is still 39 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 82 millimeters of mercury and every time blood is ejected the pressure increases by 41 millimeters fo mercury from this point. What is this subject's stroke volume? (no units required)
101.3 ± 1.5%
You collected the following data from your subject cardiac output is 5 L/min , their heart rate is 70 bpm, their blood pressure is 134/86. What is their mean arterial pressure? (no units required)
102
Your subject's heart is beating once every 1.09 seconds. Their heart is pumping out 6.7 liters of blood from the heart every minute. After every beat of the heart, there is still 51 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 89 millimeters of mercury and every time blood is ejected the pressure increases by 51 millimeters fo mercury from this point. What is this subject's mean arterial pressure? (no units required)
106.0 ± 1.5%
What is a typical value for systolic blood pressure in a healthy adult human?
120
You are taking a subject's blood pressure by the auscultatory method. When you have worked with this patient before, their blood pressure is usually around 132/84. You pump the cuff up until the pressure is 157 mmHg. You then release the pressure from the cuff, while listening for changes in sound as the pressure in the cuff gradually becomes lower. The needle on the sphygmomanometer is moving down and is at 134 mmHg when you hear a relatively loud sound, then it becomes a little softer at around 123, then a little louder again around 116, becomes muffled around 97, and then disappears at 91 mmHg. Based on this information what is their systolic blood pressure?
134
You are taking a subject's blood pressure by the auscultatory method. When you have worked with this patient before, their blood pressure is usually around 111/75 with a heart rate of 61. How high should you pump up the pressure in the cuff before you begin taking their BP?
136
You are taking a subject's blood pressure by the auscultatory method. When you have worked with this patient before, their blood pressure is usually around 113/73 with a heart rate of 65. How high should you pump up the pressure in the cuff before you begin taking their BP?
138
Your subject's heart is beating once every 0.82 seconds. Their heart is pumping out 7.1 liters of blood from the heart every minute. After every beat of the heart, there is still 42 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 75 millimeters of mercury and every time blood is ejected the pressure increases by 38 millimeters fo mercury from this point. What is this subject's end diastolic volume in ml? (don't need units)
139.0 ± 2%
Your subject's cardiac output is 5.2 L/min , their heart rate is 64 bpm, and their blood pressure is 109/62. What is their total peripheral resistance i? (no units required, calculate to 1 decimal place)
14.9 ± 2
You are taking a subject's blood pressure by the auscultatory method. When you have worked with this patient before, their blood pressure is usually around 120/89 with a heart rate of 60. How high should you pump up the pressure in the cuff before you begin taking their BP?
145 ± 6
Your subject's heart is beating once every 1.05 seconds. Their heart is pumping out 6 liters of blood from the heart every minute. After every beat of the heart, there is still 40 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 73 millimeters of mercury and every time blood is ejected the pressure increases by 37 millimeters fo mercury from this point. What is this subject's end diastolic volume in ml? (don't need units)
145.0 ± 2%
Your subject's cardiac output is 5.6 L/min , their heart rate is 65 bpm, and their blood pressure is 111/77. What is their total peripheral resistance i? (no units required, calculate to 1 decimal place)
15.8 ± 2
Your subject's heart is beating once every 1.04 seconds. Their heart is pumping out 5.2 liters of blood from the heart every minute. After every beat of the heart, there is still 62 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 79 millimeters of mercury and every time blood is ejected the pressure increases by 38 millimeters fo mercury from this point. What is this subject's end diastolic volume in ml? (don't need units)
152.1 ± 2%
Your subject's heart is beating once every 1.2 seconds. Their heart is pumping out 5.9 liters of blood from the heart every minute. After every beat of the heart, there is still 41 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 89 millimeters of mercury and every time blood is ejected the pressure increases by 45 millimeters fo mercury from this point. What is this subject's end diastolic volume in ml? (don't need units)
159
Your subject's heart rate is 63 bpm, their stroke volume is 64 ml/bt, their mean arterial pressure is 94 mmHg, their pulse pressure is 44 mmHg, the distance from their heart to the top of their head is 40 cm, and the distance from their heart to the bottom of their feet is 108 cm. What is the pressure at the bottom of their feet? (no units required)
177.2 ± 1%
Your subject's cardiac output is 4.4 L/min , their heart rate is 62 bpm, and their blood pressure is 122/79. What is their stroke volume (use ml, not L)? (no units required)
179.6 ± 2%
Put the following events of the cardiac cycle in order:
1st- ventricles begin to eject blood 2nd- ventricles begin to repolarize 3rd- ventricular pressure falls below aortic pressure 4th- the semilunar valves close 5th- the AV valves open
Put the following events of the cardiac cycle in order. After the electrical impulse spreads through bundle branches and Purkinje fibers, what wouldd be 5 of the next events in the cardiac cycle? (not all answers will be used)
1st- ventricular muscle cells depolarize 2nd- pressure in the ventricles begins to increase 3rd- the AV valves close 4th- pressure in the ventricles exceeds aortic pressure 5th- ventricles begin to eject blood
Your subject's cardiac output is 4.4 L/min , their heart rate is 79 bpm, and their blood pressure is 114/85. What is their total peripheral resistance i? (no units required, calculate to 1 decimal place)
21.5
Your subject's heart is beating once every 0.97 seconds. Their heart is pumping out 6.9 liters of blood from the heart every minute. After every beat of the heart, there is still 46 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 67 millimeters of mercury and every time blood is ejected the pressure increases by 28 millimeters fo mercury from this point. What is this subject's pulse pressure? (no units required)
28
Which heart sound is associated with closing of the semilunar valves?
2nd
Your subject's heart is beating once every 1.05 seconds. Their heart is pumping out 6.6 liters of blood from the heart every minute. After every beat of the heart, there is still 50 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 74 millimeters of mercury and every time blood is ejected the pressure increases by 30 millimeters fo mercury from this point. What is this subject's pulse pressure? (no units required)
30
What is a typical value for systolic blood pressure in a healthy adult human?
46
Your subject's heart is beating once every 0.99 seconds. Their heart is pumping out 5 liters of blood from the heart every minute. After every beat of the heart, there is still 62 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 80 millimeters of mercury and every time blood is ejected the pressure increases by 46 millimeters fo mercury from this point. What is this subject's pulse pressure? (no units required)
46.0 ± 1.5%
Your subject's heart rate is 65 bpm, their stroke volume is 82 ml/bt, their mean arterial pressure is 89 mmHg, their pulse pressure is 44 mmHg, the distance from their heart to the top of their head is 53 cm, and the distance from their heart to the bottom of their feet is 125 cm. What is the pressure at the top of their head? (no units required)
48.2 ± 1%
Your subject's cardiac output is 6.2 L/min , their heart rate is 79 bpm, and their blood pressure is 128/76. What is their pulse pressure? (must provide units)
52
Your subject's heart rate is 75 bpm, their stroke volume is 72 ml/bt, their mean arterial pressure is 91 mmHg, their pulse pressure is 34 mmHg, the distance from their heart to the top of their head is 48 cm, and the distance from their heart to the bottom of their feet is 117 cm. What is the pressure at the top of their head? (no units required)
54.0 ± 1%
Your subject's heart rate is 75 bpm, their stroke volume is 72 ml/bt, their mean arterial pressure is 91 mmHg, their pulse pressure is 34 mmHg, the distance from their heart to the top of their head is 48 cm, and the distance from their heart to the bottom of their feet is 117 cm. What is the pressure at the top of their head? (no units required)
54.04
Your subject's heart rate is 67 bpm, their stroke volume is 76 ml/bt, their mean arterial pressure is 100 mmHg, their pulse pressure is 40 mmHg, the distance from their heart to the top of their head is 53 cm, and the distance from their heart to the bottom of their feet is 132 cm. What is the pressure at the top of their head? (no units required)
59.2
You are taking a subject's blood pressure by the auscultatory method on a hot day outside and they just finished exercising in the heat. When you have worked with this patient before, their blood pressure is usually around 116/82. You pump the cuff up until the pressure is 147 mmHg. You then release the pressure from the cuff, while listening for changes in sound as the pressure in the cuff gradually becomes lower. The needle on the sphygmomanometer is moving down and is at 110 mmHg when you hear a relatively loud sound, then it becomes a little softer at around 100, then a little louder again around 94, becomes muffled around 64, and then disappears at 0 mmHg. Based on this information what is their diastolic blood pressure?
64
You are taking a subject's blood pressure by the auscultatory method on a hot day outside and they just finished exercising in the heat. When you have worked with this patient before, their blood pressure is usually around 116/82. You pump the cuff up until the pressure is 139 mmHg. You then release the pressure from the cuff, while listening for changes in sound as the pressure in the cuff gradually becomes lower. The needle on the sphygmomanometer is moving down and is at 108 mmHg when you hear a relatively loud sound, then it becomes a little softer at around 103, then a little louder again around 94, becomes muffled around 64, and then disappears at 0 mmHg. Based on this information what is their diastolic blood pressure?
64 ± 10
Your subject's cardiac output is 5.8 L/min , their heart rate is 59 bpm, and their blood pressure is 109/82. Estimate their heart's oxygen demand? (no units required)
6431
Your subject's heart is beating once every 0.91 seconds. Their heart is pumping out 6.9 liters of blood from the heart every minute. After every beat of the heart, there is still 51 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 67 millimeters of mercury and every time blood is ejected the pressure increases by 46 millimeters fo mercury from this point. What is this subject's ejection fraction? (no units required, calculate to 1 decimal place)
67.2
Your subject's heart is beating once every 0.9 seconds. Their heart is pumping out 6.4 liters of blood from the heart every minute. After every beat of the heart, there is still 46 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 76 millimeters of mercury and every time blood is ejected the pressure increases by 36 millimeters fo mercury from this point. What is this subject's ejection fraction? (no units required, calculate to 1 decimal place)
67.6 ± 2%
Your subject's heart rate is 60 bpm, their stroke volume is 77 ml/bt, their mean arterial pressure is 104 mmHg, their pulse pressure is 34 mmHg, the distance from their heart to the top of their head is 46 cm, and the distance from their heart to the bottom of their feet is 113 cm. What is the pressure at the top of their head? (no units required)
68.58
Your subject's cardiac output is 5.5 L/min, their RRinterval is 0.75 seconds long, and their blood pressure is 110/81. What is their stroke volume (use ml, not L)? (no units required)
68.8 ± 2
Your subject's cardiac output is 5 L/min , their heart rate is 72 bpm, and their blood pressure is 121/61. What is their stroke volume (use ml, not L)? (no units required)
69.4 ± 2
You are taking a subject's blood pressure by the auscultatory method. When you have worked with this patient before, their blood pressure is usually around 118/74. You pump the cuff up until the pressure is 144 mmHg. You then release the pressure from the cuff, while listening for changes in sound as the pressure in the cuff gradually becomes lower. The needle on the sphygmomanometer is moving down and is at 109 mmHg when you hear a relatively loud sound, then it becomes a little softer at around 103, then a little louder again around 92, becomes muffled around 80, and then disappears at 71 mmHg. Based on this information what is their diastolic blood pressure?
71
Your subject's heart is beating once every 0.82 seconds. Their heart is pumping out 7.2 liters of blood from the heart every minute. After every beat of the heart, there is still 40 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 86 millimeters of mercury and every time blood is ejected the pressure increases by 37 millimeters fo mercury from this point. What is this subject's ejection fraction? (no units required, calculate to 1 decimal place)
71.1 ± 2%
Your subject's heart is beating once every 1.17 seconds. Their heart is pumping out 5.3 liters of blood from the heart every minute. After every beat of the heart, there is still 39 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 83 millimeters of mercury and every time blood is ejected the pressure increases by 46 millimeters fo mercury from this point. What is this subject's ejection fraction? (no units required, calculate to 1 decimal place)
72.6
Your subject's heart is beating once every 1.04 seconds. Their heart is pumping out 4.7 liters of blood from the heart every minute. After every beat of the heart, there is still 44 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 79 millimeters of mercury and every time blood is ejected the pressure increases by 46 millimeters fo mercury from this point. What is this subject's rate pressure product? (no units required)
7211.5
Your subject's heart is beating once every 1.15 seconds. Their heart is pumping out 6.4 liters of blood from the heart every minute. After every beat of the heart, there is still 43 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 72 millimeters of mercury and every time blood is ejected the pressure increases by 35 millimeters fo mercury from this point. What is this subject's ejection fraction? (no units required, calculate to 1 decimal place)
74
Your subject's cardiac output is 4.3 L/min , their heart rate is 65 bpm, and their blood pressure is 115/61. What is their rate pressure product? (no units required)
7475
What is a typical value for stroke volume in a healthy adult human (in mL)?
75
What is a typical value for diastolic blood pressure in a healthy adult human?
80
Your subject's heart is beating once every 0.89 seconds. Their heart is pumping out 5.7 liters of blood from the heart every minute. After every beat of the heart, there is still 43 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 59 millimeters of mercury and every time blood is ejected the pressure increases by 47 millimeters fo mercury from this point. What is this subject's stroke volume? (no units required)
84.6 ± 1.5%
Your subject's cardiac output is 6.8 L/min , their heart rate is 79 bpm, and their blood pressure is 123/68. What is their stroke volume (use ml, not L)? (no units required)
86.1
Your subject's heart is beating once every 1.06 seconds. Their heart is pumping out 6.4 liters of blood from the heart every minute. After every beat of the heart, there is still 41 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 74 millimeters of mercury and every time blood is ejected the pressure increases by 37 millimeters fo mercury from this point. What is this subject's mean arterial pressure? (no units required)
86.3 ± 1.5%
Your subject's heart is beating once every 1.01 seconds. Their heart is pumping out 7.1 liters of blood from the heart every minute. After every beat of the heart, there is still 54 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 74 millimeters of mercury and every time blood is ejected the pressure increases by 39 millimeters fo mercury from this point. What is this subject's mean arterial pressure? (no units required)
87.0 ± 1.5%
Your subject's cardiac output is 4.5 L/min , their heart rate is 75 bpm, and their blood pressure is 118/82. Estimate their heart's oxygen demand? (no units required)
8850
A systolic blood pressure of < or = __________ mmHg would be suggestive of hypotension
90
our subject's heart is beating once every 0.82 seconds. Their heart is pumping out 7.2 liters of blood from the heart every minute. After every beat of the heart, there is still 40 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 86 millimeters of mercury and every time blood is ejected the pressure increases by 37 millimeters fo mercury from this point. What is this subject's ejection fraction? (no units required, calculate to 1 decimal place)
90.67
Which of the following is/are correct?
During the ejection period, the left ventricular volume is decreasing
Match the heart sounds below:
S1- Normal, AV valves closing S2- Normal, Semilunar valves closing S3- Abnormal, early ventricular filling S4- Abnormal, late filling of the ventricle
Which of the following is/are true about the period of isovolumetric ventricular relaxation? a. the AV valves are closed b. the pressure in the ventricle is increasing c. the semilunar valves are open d. it begins when the second heart sound occurs e. the AV valves are open f. the pressure in the ventricle is decreasing g. the volume of blood in the ventricle is constant h. the volume of blood in the ventricle is decreasing i. the volume of blood in the ventricle is increasing j. the semilunar valves are closed
a. the AV valves are closed d. it begins when the second heart sound occurs f. the pressure in the ventricle is decreasing g. the volume of blood in the ventricle is constant j. the semilunar valves are closed
Which of the following is/are true about the period of isovolumetric ventricular contraction?
b. it begins when the first heart sound occurs c. the AV valves are closed e. the volume of blood in the ventricle is constant f. the pressure in the ventricle is increasing j. the semilunar valves are closed
When we use a stethoscope and blood pressure cuff to determine blood pressure, we place the diaphragm of the stethoscope over which blood vessel?
brachial artery
Which of the following is/are true about the ventricular ejection period? a. the AV valves are open b. the pressure in the atria is higher than the pressure in the vetricles c. the semilunar valves are closed d. the volume of blood in the ventricle is decreasing e. The T wave would start somewhere during this period f. the volume of blood in the ventricle is increasing g. the AV valves are closed h. the volume of blood in the ventricle is constant i. the pressure in the aorta initially increases j. the semilunar valves are open
d. the volume of blood in the ventricle is decreasing e. The T wave would start somewhere during this period g. the AV valves are closed i. the pressure in the aorta initially increases j. the semilunar valves are open
We demonstrated a couple different methods for determining blood pressure in lab X. One method that we did not use entails placing a catheter into the subject's brachial artery at the level of the heart. This is a very accurate way to measure blood pressue and is is called the _____________________________________________________________ method for determining blood pressure.
direct method
The fourth heart sound would occur when during the cardiac cycle?
during late filling of the ventricle when the atria contract
Your subject's heart is beating once every 0.86 seconds. Their heart is pumping out 6.4 liters of blood from the heart every minute. After every beat of the heart, there is still 63 milliliters of blood left in the ventricle. The minimum pressure recorded during diastole is 77 millimeters of mercury and every time blood is ejected the pressure increases by 38 millimeters fo mercury from this point. What is this subject's mean arterial pressure? (no units required)
during late filling of the ventricle when the atria contract
The third heart sound would occur when during the cardiac cycle?
early filling of the ventricles right after the AV valves open
We demonstrated a couple different methods for determining blood pressure in lab X. Taking a subject's blood pressure using a stethoscope, blood pressure cuff and sphygmomanometer and noting when the Korotkoff sounds occur is a part of the _____________________________________________________________ for determining blood pressure.
indirect-auscultatory
We demonstrated a couple different methods for determining blood pressure in lab X. Taking a subject's blood pressure using a blood pressure cuff and sphygmomanometer and noting when the pressure in the cuff started to fluctuate (which could cause the needle to bounce) is called the _____________________________________________________________ method for determining blood pressure.
indirect-oscillometric
When we take a subject's blood pressure by inflating a blood pressure cuff and feeling for their radial pulse, we call this the ___________________________ method for determining blood pressure.
indirect-palpatory
When we use a stethoscope and blood pressure cuff to determine blood pressure, what is true of the first sound we hear?
it is called the first Korotkoff sound
In a subject who had aortic stenosis, we would expect to hear?
lub - whistle - dup
When we use a stethoscope and blood pressure cuff to determine blood pressure, we place the diaphragm of the stethoscope where?
medial antecubital fossa
Specific locations around the thorax serve as the optimal sites for listening to sounds associated with normal/abnormal valve function. The 5th intercostal space at the mid-clavicular line is approximately the location of the apex of the heart. This is considered the best location for listening to sounds associated with the __________________ valve
mitral
What does the 4th Korotkoff sound sound like?
muffled
If observed, when does the 3rd heart sound occur relative to our other heart sounds?
shortly after S2
If observed, when does the 4th heart sound occur relative to our other heart sounds?
shortly before S1
When we talk about a patient's blood pressure, if we do not say otherwise we are referring to pressure in what part of the circulatory system?
systemic arterial presssure at the level of the heart
One of your patients has hypertension and you usually determine that their blood pressure is around 154/90. However, one of your interns usually determines that they have a blood pressure of around 128/90. What might they be doing wrong to get this answer?
they might not be pumping the pressure in the cuff high enough to be able to observe the first Korotkoff sound
