Act 8 Cardiovascular System Flashcards
(36 cards)
Title of the exercise
Transports blood throughout the body
Cardiovascular System
The cardiovascular system is composed of?
Heart
Network of Arteries
Veins
Capillaries
Average Adult male has a range of how many litres of blood?
Average Adult female has a range of how many litres of blood?
5 to 6 litres
4 to 5 litres
The blood carries ___ and ___ to all of the living cells to the body
It also carries ___ from the tissues to the systems of the body
Oxygen
Essential nutrients
Waste products
Blood is made up of a watery, ___ fluid called ___.
protein-laden
Plasma
A little less than galf of this blood volume is composed of ___ and _______
and other solid elements called ___
Red and white blood cells
Platelets
Maintenance of ___ is very important for the health of the heart and for proper functioning of various organs.
Blood Pressure
____ increases the workload of the heart by increasing the ___ with which the heart must pump to provide blood to the body
___ is a concern for maintaining adequate blood pressure to the ___
High blood pressure
Force
Low Blood Pressure
Brain
A decrease in pressure may lead to ____ or ____
fainting
dizziness
Learn how to determine the (3)
Pulse Rate
Heart Sounds
and
Blood Pressure
Instruments used to measue (2)
Stethoscope
Sphygmomanometer
Record a ____ by finding a place where a pulse can be ____
Baseline Pulse Rate
Palpated
Areas where you can be palated
Temples
Jaw
Neck
Arm
Wrist
Waist
Behind knee
Above ankle
Foot
Temporal ARTERY
Facial ARTERY
Carotid ARTERY
Brachial ARTERY
Radial ARTERY
Femoral ARTERY
Popliteal ARTERY
Posterior libial ARTERY
Dorsalis pedis ARTERY
Cardiac cycle
Contraction :
Relaxation :
Contraction : Systole
Relaxation : Diastole
____ Results in the vibration of the surrounding structures through ____
Ventricles
Intraventricular pressure
____ produces the first sound of the heart
____
Atrioventricular valves
“lub”
At the end of the contraction phase the blood in the ____ and ____ pushes the ___ shut causing the second sound of the heart
____
aorta
pulmonary arteries
Semilunar valves
“dub”
During inhalation, the first heart sound split into two because the ___ and ___ close at different times
The second heart sound can also split into two because the ___ and ___ close at different times
Tricuspid valves
Mitral valves
Pulmonary valves
Aortic semilunar valves
____ valuable aid in diagnosis of a variety of cardiac conditions including ___
Auscultation
Heart murmurs
Heart murmurs causes:
Irregularity in ___
A ___ defect
Persistence of ___ between the ___
resulting in a regurgitation of blood in the reverse direction of normal flow
Irregularity in Valve
A septal defect
Persistence of foramen ovale between the atria
Abnormal Splitting of the first and second heart sounds
Heart block
Septal Defects
Aortic Stenosis
Hypertension
Extremely low blood pressure ____
Extremely high blood pressure ___
These can be determined by a ___ which uses mercury
Hypotension
Hypertension
Sphygmomanometer
True or False: Blood pressure is not uniform throughout the body and is influenced by gravity
Therefore, the pressure in the arteries of the head and neck are ____ than the blood pressure from the heart.
The pressure in the arteries in the leg is ___ than the blood pressure in the heart.
True
less
greater
Blood pressure is measured through the ____ which is about the same pressure level of the heart
Blood pulses through the arteries as the heart contracts during ___
Sounds of blood in a constricted artery are known as ____
Brachial artery
ventricular systole
Sounds of Korotkov
