Test 2 Flashcards

(36 cards)

1
Q

RAAS

A

Renin angiotensin aldosterone system

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2
Q

What is the second leading cause of preventable death

A

Hypertension

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3
Q

Where does renin come from

A

Kidney

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4
Q

What is angiotensin 1

A

It is a weak vasoconstrictor
Part of the RAAS formed after angiotensinogen and renin form

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5
Q

What receptor is responsible for sensing pressure

A

Baroreceptors

Found in aorta and carotid

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6
Q

How do kidneys regulate blood pressure

A

Via retention or excretion of sodium and water by renin angiotensin aldosterone system

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7
Q

What is the recommended daily intake of sodium

A

1500 mg a day

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8
Q

What does aldosterone do

A

Retains water

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9
Q

What is the normal bmi

A

18-25

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10
Q

How do you calculate the cardiac output

A

Co= stroke volume x heart rate

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11
Q

What are some hormones that effect blood pressure

A

Epinephrine and norepinephrine released by adrenal glands

Vasoconstriction and increase heart rate

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12
Q

What is a normal BP

A

120/80

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13
Q

What is considered elevated or pre hypertension

A

120-129/<80

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14
Q

Stage 1 hypertension

A

130-139/80-89

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15
Q

Stage 2 hypertension

A

Greater than 140/ >90

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16
Q

Hypertensive crisis

17
Q

What are four main side effects from hypertension

A

Chronic vascular disease
Chronic kidney disease
Cerebral vascular disease (stroke)
Heart failure (hypertrophy in certain chambers)

18
Q

What are the two types of hypertension

A

Essential
Most common
Not caused by something else

Secondary
Caused by specific disease raising bp

19
Q

What can high blood pressure cause to the vessels

A

Micro tears leading to build up of plaques

20
Q

What is the recommended level for total cholesterol

A

less than 200mg/dl

21
Q

What would you like the LDL at

A

less than 100mg/dl

22
Q

What is the recommended level for HDL

A

greater than 40mg/dl

23
Q

What is the reason why LDL is considered the bad cholesterol

A

This will transport cholesterol through the blood stream releasing some to be engulfed by macrophages turning them in to foam cells which will blanket the vessel wall building up

24
Q

What is the main drug class used to treat hyperlipidemia

25
What would you like your triglyceride levels to be
less than 150 mg/dl
26
What is the main action of statins
They are stopping the synthesis of cholesterol from the liver.
27
Are the risk factors of race/ ethnicity, activity level, obesity, smoking history, stress, diet and family history play a role in having hypertension?
Yes all those are risk factors for essential hypertension Including being over age 60
28
What are some risk factors for secondary hypertension
Pregnancy, kidney disease, Cushings disease( excessive glucocorticoids) Medications, tumors
29
What is one of the biggest overlooked health issue
Hypertension Has no signs or symptoms that can be seen till too late.
30
When assessing a patient with hypertension what do you asses for
History family and personal for risk factors for hypertension Labs for compromised organ damage Kidney insufficiency ( can cause kidney damage leading to increase in BUN as well as creatine)
31
What signs and symptoms would be present in the case of extreme hypertension
Dizzy, headache, lightheaded, vision changes, fatigue, shortness of breathe, renal insufficiency.
32
How many readings do you need before you can be classified as having hypertension as a medical issue
2 readings on two separate days
33
EKG
Electrocardiogram Reads the electrical impulses that the heart does to conduct contraction
34
Echo
Echocardiogram Looks at the volume during each contraction to see the chambers and stroke volume.
35
What is the acronym for medication treatment of hypertension
ABCDD
36
What does ABCDD stand for
A= ACE inhibitors B= Beta blockers C= Calcium channel blockers D= Diuretics D= Diet