Unit 1 Exam Review

Question 1

type A blood has ____ antibodies in the blood system?

Answer 1

type b

Question 2

in adults erythropoiesis exclusively takes place in

Answer 2

red bone marrow

Question 3

blood leaves the right ventricle by passing through the

Answer 3

pulmonary valve

Question 4

the average life span of a red blood cell is

Answer 4

4 months

Question 5

the hormones that may be slowly administered by intravenous drip to accelerate labor and delivery is/are

Answer 5

oxytocin

Question 6

which of the following vitamins is needed for the formation of clotting factors?

Answer 6

vitamin k

Question 7

coronary veins empty into the

Answer 7

right atrium

Question 8

the normal pacemaker of the heart is located in

Answer 8

the sinoatrial node

Question 9

which of the following hormones is/are water soluble and therefor bind to extracellular receptors?

Answer 9

insulin and epinephrine

Question 10

which of the following is not true regarding type 1 diabetes

Answer 10

tissues inhibit insulin resistance

Question 11

blood pressure is determined by

Answer 11

estimating the pressure needed to close off an artery with external pressure cuff

Question 12

cardiac output is increased by

Answer 12

symphatetic stimulation

Question 13

which of the following substances activate protein kinases and thus acts as a second messenger

Answer 13

ACTH

Question 14

what are the layers of blood vessels from outside to inside

Answer 14

tuna externa; tunica media; tunica interna

Question 15

____ are chemical messengers that are released by cells and transported in the bloodstream to alter the activities of specific cells in other tissues

Answer 15

hormones

Question 16

blood colloid osmotic pressure is produced by

Answer 16

large non-diffusible proteins in the blood plasma

Question 17

partial constriction due to constant sympathetic stimulation

Answer 17

vasomotor tone

Question 18

an increase in the rate of action potentials from baroreceptors will trigger a reflex to

Answer 18

both decrease heart rate and decrease pressure

Question 19

Baroreceptors are located in the

Answer 19

carotid and aortic sinuses and the right atrial wall

Question 20

compared to arteries, veins

Answer 20

have thinner walls

Question 21

the heart secretes the hormone

Answer 21

atrial natriuretic peptide

Question 22

identify the vein labeled “10”

Answer 22

inferior vena cava

Question 23

identify the vein labeled “8”

Answer 23

subclavin

Question 24

a persons blood type is determined by the

Answer 24

presence of specific glycoproteins on the cell membrane

Question 25

the smallest arterial branches are called the

Answer 25

areterioles

Question 26

the pituitary hormone that promotes egg development in ovaries and sperm development in

Answer 26

FSH

Question 27

which of the following is true of the endocrine system

Answer 27

it responds slowly but effectively for maintaining homeostatic functions

Question 28

capillaries that have complete lining are called

Answer 28

continuous capillaries

Question 29

hormones can be divided into different groups based on their chemistry. these categories include all of the following except

Answer 29

Acetylcholine derivatives

Question 30

the construction phase of the cardiac cycle is called

Answer 30

systole

Question 31

red blood cell production is regulated by the hormone

Answer 31

Erythropoietin

Question 32

the percent fraction of formed elements relative to whole food is the

Answer 32

hematocrit

Question 33

the t wave on and ECG training represents

Answer 33

ventricular repolarization

Question 34

edema may occur when

Answer 34

the plasma concentration of protein is reduced, capillary hydrostatic pressure is elevated, and the capillary endothelium permeability goes up

Question 35

venous valves are responsible for

Answer 35

channeling blood toward the heart

Question 36

the sequence in which excitation would move through this system is

Answer 36

4,3,2,5,1

Question 37

the most numerous white blood cells in peripheral circulation are the

Answer 37

neutrophilis

Question 38

the volume of blood ejected from each ventricle during a contraction is called the

Answer 38

stroke volume

Question 39

which part of the vascular system functions as a blood reservoir and contains over 60% of the body's blood

Answer 39

veins

Question 40

the main action of antidiuretic hormones is

Answer 40

increased water conservation by kidneys

Question 41

each of the following is true of the pineal gland except that it

Answer 41

is a component of the hypothalamus

Question 42

the function of hemoglobin is to

Answer 42

carry dissolved blood gases

Question 43

the extrinsic pathway of a coagulation is initiated by the

Answer 43

release of tissue factor (factor III) b damaged endothelium

Question 44

the process of fibrinolysis

Answer 44

dissolves clots

Question 45

how would removal of calcium ions from a blood sample affect coagulation

Answer 45

coagulation would be prevented

Question 46

all of the following are functions of blood except

Answer 46

generating action potentials

Question 47

follicle cells synthesize a protein called

Answer 47

Thyroglobulin

Question 48

the visceral pericardium is the same as the

Answer 48

epicardium

Question 49

end-systolic is defined as the

Answer 49

amount of blood remaining in a ventricle after contraction

Question 50

blood returning to the heart from systemic circuit first enters the

Answer 50

right atrium

Question 51

blood colloid osmotic pressure decreases in starving children because

Answer 51

starvation increases the ermebility of capillaries causing decrease in BCOP

Question 52

if the connection between the SA node and AV node becomes blocked,

Answer 52

the atria will contract more forcefully

Question 53

a patient has an infected puncture wound to her foot. which type of white blood cell would you expect to be elevated in a differential white cell count

Answer 53

Eosinophils

Question 54

one cause for insulin resistance is non-insulin dependet diabetes is

Answer 54

insulin receptor up-regulation