A&P quiz 8 Flashcards Preview

Anatomy and Physiology Lab > A&P quiz 8 > Flashcards

Flashcards in A&P quiz 8 Deck (43):
1

which of the following have significant functions mainly during bleeding?

platelets

2

which of the following is among the agranulocytes?

monocytes

3

which white blood cell has the greatest nuclear variations?

neutrophil

4

a _____ lacks a nucleus

red blood cell

5

which cell has a large nucleus that fills most of the cell?

lymphocyte

6

which leukocyte is the most abundant in a normal differential count?

neutrophil

7

red blood cells are also called ____

erythrocytes

8

the shape of a red blood cell can be described as a ________ disc

bilobed

9

the functions of red blood cells are _____

transport gases

10

___ is the oxygen-carrying substance in a red blood cell

hemoglobin

11

a mature red blood cell cannot reproduce because it lacks the _____ that was extruded during late development

nucleus

12

polymorphonuclear leukocyte is another name for a _______ with a segmented nucleus

neutrophil

13

normally, the most numerous white blood cells are ______

neutrophil

14

____ are normally the least abundant of the white blood cells

basophil

15

_______ are the largest of the white blood cells

monocytes

16

small cell fragments that function to prevent blood loss from an injury site are called _____

platelets

17

a normal blood total cholesterol level is less than 200 mg/dL

t/f

true

18

the antigens related to the ABO blood group are located

on the red blood cell membrane

19

blood type ___ is sometimes considered the universal donor within the ABO blood group

O

20

blood type ____ is sometimes considered the universal recipient within the ABO blood group

AB

21

hemolytic disease of the newborn could be of concern when an

Rh-positive fetus and an Rh-negative mother consition occurs

22

blood type B is the most common blood type found in the united states population

t/f

true

23

an individual with blood type O lacks both RBC antigens A and B

t/f

true

24

type A blood contains ____ antibody in the plasma

B

25

type B blood contains ____ antibody in the plasma

A

26

the Rh blood group was named after the ____

rheus monkey

27

of the antigens in the Rh group, the most important is _______

D antigen

28

if red blood cells lack Rh antigens, the blood is called _______

Rh-negative

29

the ______ is the inferior end of the heart that is bluntly pointed

apex

30

oxygen-rich blood is located in the

left side chambers

31

the ____ lines the heart chambers

serous pericardium

32

chordae tendineae connect the cusps of the AV valves to papillary muscles of the ventricles

t/f

true

33

the ____ of the conduction system is known as the pacemaker

SA node

34

the ____ of the conduction system is/are located throughout the ventricular walls

purkinje fibers

35

the first two heart sounds (lubb) occur when the

AV valves close

36

the depolarization of ventricular fibers is indicated by the ___ of an ECG

QRS complex

37

the dupp sound occurs when the semilunar valves are closing during ventricular diastole

t/f

true

38

the P wave of an ECG occurs during the repolarization of the atria

t/f

false

39

the period during which a heart chamber is contracting is called

sytole

40

the period during which a heart chamber is relaxing is called

diastole

41

during ventricular contraction, the AV valves are

closed

42

during ventricular relaxation, the AV valves are

open

43

the sound created when blood leaks back through an incompletely closed valve is called a _______-

murmer