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bio 123 > bio quiz 3 > Flashcards

bio quiz 3 Flashcards

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Biology 101 flashcards
1
Q

rostral

A

towards forehead

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2
Q

caudal

A

towards spinal cord

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3
Q

why is white matter white

A

more myelinated axons

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4
Q

in which direction does arteries move

A

away from heart

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5
Q

in which direction does veins move

A

back to heart

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6
Q

plasma

A

liquid component of blood

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7
Q

erythrocytes

A

red blood cells (RBC)

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8
Q

what do platelets do

A

help stop clotting and help healing

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9
Q

platelets come from

A

bone marrow

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10
Q

leukocytes

A

white blood cells (WBC)

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11
Q

hemostasis

A

blood clotting

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12
Q

what makes up most of the blood. In order.?
A. erythrocytes
B. Plasma
C. Leukocytes

A

A. Plasma
b. erythrocytes
C. Leukocytes

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13
Q

serum in blood is

A

Remaining fluid when blood
clots and solids are removed

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14
Q

erythrocytes lack nucleus, mitochondria and DNA

A

erythrocytes lack nucleus, mitochondria, and DNA

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15
Q

hemoglobin-

A

a protein in red blood cells that carries oxygen from the lungs to the body’s tissues

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16
Q

function of T cells

A

attack and destroy cells that are infected

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17
Q

B cells function

A

attack invaders outside the cells

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18
Q

who can receive blood from anyone

A

AB+

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19
Q

Universal donor

A

O type

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20
Q

aorta

A

carried blood to body

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21
Q

superior vena cava

A

carries blood to heart

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22
Q

INFERIOR VENA CAVA

A

CARRIES BLOOD TO HEART

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23
Q

pulmonary artery

A

carries blood to lungs

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24
Q

pulmonary veins

A

carries blood FROM lungs

25
Q

septum

A

wall that separates 2 body cavities

26
Q

heart split into 2 halves-

A

atrium and ventricles

27
Q

endo cardiac

A

smooth lining of heart chambers

28
Q

pericarditis

A

inflammation of pericardium

29
Q

systole

A

contraction of the heart

30
Q

Left Side of heart is systemic. T or F

A

True

31
Q

right side of heart pulmonary. T or F

A

True

32
Q

Heart , Artery, Capillary, Vein

A
33
Q

lymphedema

A

swelling of tissues caused by blockage of lymphatic vessels

34
Q

affarent

A

towards central nervous system . CNS

34
Q

efferent

A

exiting CNS

34
Q

lymphoma

A

malignant tumor of lymph nodes

35
Q

thymus

A

lymphoid tissue organ located in mediastinum

36
Q

speen is the largest lymphoid organ in body

A
37
Q

diastole

A

relaxation of heart

37
Q

Atherosclerosis—

A

type of “hardening of
arteries” in which lipids build up on
the inside wall of blood vessels

38
Q

electrocardiography has 3 waves. which 3…..

A

p waves
qrs wave
t wave

39
Q

bradycardia

A

heart rate slower than usual;

40
Q

tachycardia

A

heart rate faster than usual

41
Q

veins carry blood where

A

towards heart

42
Q

arteries carry blood where

A

away from heart

43
Q

arteries function-

A

distribute nutrients and gases

43
Q

capillaries function-

A

serve as exchange vessels for fluids and nutrients

44
Q

vein function-

A

collect blood to return to the heart

45
Q

aneurysm

A

abnormal widening of arterial
wall

45
Q

varicose viens

A

enlarged veins in which blood pools

46
Q

the higher the blood thickness the more pressure

A
47
Q

circulatory shock

A

failure of circulatory system to delievr oxygen to the tissues

48
Q

lymphatic vessels allow lymph to only move one way

A
48
Q

hypovolemic shock

A

drop in blood volume which cause blood pressure to be too low

49
Q

largest lymphatic vessel is

A

thoracic duct

50
Q

larynx function

A

air distribution

51
Q

major lymphocytes

A

t and B cells

52
Q
A

bio 123 (4 decks)

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