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Blood plasma is made up mostly of:

Plasma proteins

What is another term for erythrocytes:

Red blood cells

What percentage of blood is made up of plasma:

55%

What is another term for leukocytes:

White blood cells

A person's ABO blood type is determined by antigens present on:

erythrocytes

Type O is considered the theoretical universal: (A) Donor because there are no anti-A or anti-B antibodies in plasma (B) Donor becasue there are no A or B isoantigens on RBCs nor are there anti-A or anti-B isoantibodies in plasma (C) Recipient because there are no anti-A or anti-B antibodies in plasma (D) Recipient because there are no A or B isoantigens on RBCs (E) Donor because there are no A or B isoantigens on RBCs

Donor because there are no A or B isoantigens on RBCs

Blood tissue falls within which category of basic body tissues:

Connective tissue

Fibrinolysis is:

dissolving of a blood clot

Which of the following compnents are found within the formed elements section of blood: (A) Leukocytes (B) Erythrocytes (C) Thrombocytes (D) All of these

All of these

Agranular leukocytes that are phagocytic are the:

Lymphocytes

The atrioventricular valves close when the:

Ventricles contract

The function of the chordae tendineae is to: (A) Pulls the walls of the ventricles inward during contraction (B) Prevent inversion of the AV valves during ventricular systole (C) Open the semilunar valves (D) Hold the heart in place within the mediastinum (E) Open the AV valves

open the AV valves

The term afterload refers to: (A)End-systolic volume (B) The pressure that must be overcome before semilunar valves can open (C) The maximum possible cardiac output above resting cardiac output (D) The pressure in blood vessels necessary to cause the semilunar valves to close (E) End-diastolic volume

The pressure that must be overcome before semilunar valves can open

Most fluid and proteins that escape from blood vessels to the interstitial fluid are normally: (A) Absorbed into tissue cells (B) Returned to the blood via the heptic portal system (C) Returned to the blood via lymphatic system (D) Excreted via the urinary system (E) Reabsorbed via the urinary system

returned to the blood via the lymphatic system

Valves are present in:

Veins

Blood flows from the pulmonary veins into the: (A) Right atrium (B) Lungs (C) Left atrium (D) Left ventricule (D) Pulmonary arteries

Left atrium

The function of baroreceptors is to monitor changes in:

Blood pressure

Which of the following valves falls within the normal pH range for blood plasma:

7.42

Which of the following components are found in plasma: (A) Solutes (B) Water (C) All of these (D) Proteins

All of these

The bicuspid valve is located between the: (A) Right and left atria (B) Left atrium and left ventricule (C) Right and left ventricules (D) Right ventricules and the aorta (E) Right ventricule and the pulmonay trunks

The left atrium and the left ventricle

What is another term for thrombocytes:

Platelets

Blood flows from superior vena cava into the: (A) Inferior vena cava (B) Pulmonary trunk (C) Right atrium (D) Left atrium (E) Aorta

Right atrim

The apex of the heart is formed by the: (A) Tip of the right ventricule (B) Upper border of the left atrium (C) Tip of the left ventricule (D) Upper border of the right atrium (E) arch of the aorta

tip of the left ventricle

Which of the following lists the element of the heart's conduction system in the correct order? (A) SA node,AV bundle ,AV node, Bundle branches, conduction myofibers (B) SA node, AV node, AV bundle, Bundle branches, Conduction myofibers

SA node, AV node ,AV Bundle,Bundle branches,Conduction myofibers

The initiation of the heart beat is the responsibility of the: (A) cardiovascular center (B) Vagus nerve (C) Fossa ovalis (D) Baroreceptors (E) SA node

SA node

Blood in pulmonary capillaries that has just picked up oxygen will go next into: (A) Pulmonary veins to the right atrium (B) Pulmonary veins to the superior vena cava (C) Pulmonary arteries to the left atrium (D) Pulmonary arteries to the right atrium (E) Pulmonary veins to the left atrium

Pulmonary arteries to the left atrium

Normally, blood is about 45% formed elements and 55% plasma T or F

True

T Cells, B Cells and Natural killer cells are the major types of lymphocytes T or F

True

As the diameter of a blood vessel increases, the resistance decreases. T or F

True

Mature erythrocytes remain in circulation for about 120 days T or F

True

The myocardium is responsible for the pumping action of the heart T or F

True

The coronary sinus normally contains air T or F

False

Vessels classified as muscular arteries are so-called because their primary function is distribution of blood to skeletal muscles T or F

False

The pericardial cavity normally contains blood T or F

False

The normal temperature of blood is 37c (98.6 F) T or F

True

There is smooth muscle within the tunica media of both an artery and a vein T or F

False

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