Busy. Please wait.
Log in using Clever

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever

Username is available taken
show password

Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

A&P Quiz 5

A&P Quiz 5: Blood and the Heart

About 95% of the volume of the formed elements; transport oxygen and carbon dioxide. Red blood cells (RBCs) ; erythrocytes
Most of the remaining 5% of the volume of the formed elements; are involved in immunity. White blood cells (WBCs) ; Leukocytes
Tiny cell fragments; making a negligible contribution to plasma volume; are involved in blood clotting. Platelets ; Thrombocytes
The __________ is a low-pitched sound caused by vibration of the atrioventricular valves and surrounding fluid as the valves close at the beginning of ventricular systole. first heart sound
Which are characteristic of type Rh negative blood? Only under certain conditions will Rh (anti-D) antibodies be present ; Is inherited independent of the ABO group
The cells of the ___________ act as the heart's pacemaker, which establishes the pace for cardiac activity. sinoatrial (SA) node
Which are characteristic of type A blood? Has anti-B antibodies ; Has surface antigen A on its erythrocytes ; Will agglutinate with blood type B
Determine whether each item is a formed element or part of the plasma : White Blood cells, neutrophils, eosinophils, basophils Formed Element
Determine whether each item is a formed element or part of the plasma: Electrolytes, water, proteins, wastes Plasma
The layer of the heart wall composed of cardiac muscle tissue is the myocardium
Which are the least numerous of the leukocytes? basophils
Electric currents in the heart can be detected by means of ______ applied to the skin. electrodes
An instrument called the electrocardiograph _____ these signals and produces a record on a moving paper chart. amplifies
The chart includes three principle deflections above and below the baseline; the P wave, QRS complex, and the _____ wave. T
The P wave is produced when a signal from the SA node spreads through the atria and _____them. depolarizes
The QRS complex is produced when the signal from the AV node spreads through the _______ myocardium and depolarizes the muscle. ventricular
The T wave is generated by ventricular repolarization immediately before ____. Diastole
If agglutination occurs after a blood transfusion, it may indicate The wrong blood type was used
Epicardium Thin serous membrane of the outer surface of the heart ; also known as the visceral layer of serosal pericardium
Endocardium The inner surface of the heart ; Covers surface of heart valves
Myocardium Thick middle layer of the heart; Composed of cardiac muscle cells
Characteristics of cardiac muscle Cells are short and branching ; cells have 1 or 2 nuclei in the center of the cell; they are composed of thick and thin filaments; the functional contractile unit is the sarcomere
In the right atrium, the auricle and anterior wall exhibit obvious muscular ridges called pectinate muscles
Which heart chambers contain deoxygenated blood? right atrium and right ventricle
The __________ valve is between the right atrium and right ventricle. tricuspid
Which are characteristics of type O blood? Has anti-A antibodies ; Has anti-B antibodies ; Has neither surface antigen A nor B on its erythrocytes
components of the formed elements erythrocytes, leukocytes, platelets
erythrocyte transport respiratory gases
lymphocyte includes B- and T-cell; destrocy cancerous and virally infected cells
Basophil Produce histamine and heparine; initiate the inflammatory response
Eosinophil Increase in number during parasitic infections
Monocyte Differentiate into tissue macrophages
Created by: elizabethcosio



Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
restart all cards