Cardiovascular System, C32; WB, Flashcards
Module/Week 11
Cardiovascular System is also known as _________ System.
Circulatory
Blood’s 2 main parts:
Plasma & Blood Cells
Plasma
blood’s liquid part
Blood’s liquid part is called _______.
Plasma
Plasma is __% water; other __% is substances that dissolved in water (glucose, amino acids, fats, and salts) & proteins.
90, 10
3 Plasma proteins:
Albumin
Fibrinogen
Globulins
Albumin
Fibrinogen
Globulins
are 3 _________ proteins.
Plasma
Albumin
Plasma protein; drives fluid movement in/out of bloodstream
________ is a Plasma protein that drives fluid movement in/out of blood stream.
Albumin
Fibrinogen
Plasma Protein; used as part of blood clotting process
_________ is a Plasma Protein; used as part of blood clotting process.
Fibrinogen
Globulins
Plasma protein; antibodies; fight infection
__________ are Plasma protein; antibodies; fight infection.
Globulins
3 main blood cell types:
- RBCs (Erythrocytes)
- WBCs (Leukocytes)
- Platelets (Thrombocytes)
- RBCs (Erythrocytes)
- WBCs (Leukocytes)
- Platelets (Thrombocytes)
are 3 main ______ cell types.
blood
Platelets/Thrombocytes are responsible for _______________ & Coagulation.
Hemostasis & Coagulation
WBCs/Leukocytes _________ infection.
fight
RBCs/Erythrocytes carry ________.
oxygen
___ blood cells are made in ___ bone marrow.
Red, red
Phagocytosis
“cell eating”
RBCs contain _______ called Hemoglobin.
protein
Hemoglobin is a protein in RBCs that allows them to carry ________.
oxygen
Oxygen molecules attach to hemoglobin for transport to tissues; when combined with oxygen, __________ is bright red.
Hemoglobin
Healthy person’s blood contains 5,000 to 10,000 WBCs per ______ ___________.
cubic millimeter
Healthy person’s blood contains _-__ thousand WBCs per cubic millimeter.
5-10
Hemostasis
stops blood loss (from Circulatory System)
Hemostasis helps __________ microbes from entering body.
prevent
___________ stops blood loss (from Circulatory System).
Hemostasis
_________/____________ are responsible for blood Coagulation.
Platelets/Thrombocytes
Tunica Intima
blood vessels’ inside layer; smooth lining that helps blood to flow through vessel
________ _________ is blood vessels’ inside layer; smooth lining that helps blood flow through vessel.
Tunica Intima
Tunica Media
blood vessel’s middle layer; formed of smooth muscle tissue that allows blood vessels to constrict/dilate (according to body’s needs)
__________ _______ is blood vessel’s middle layer; formed of smooth muscle tissue that allows blood vessels to constrict/dilate (according to body’s needs).
Tunica Media
Tunica Externa
blood vessels’ outer layer; tough protective connective tissue layer
________ _______ is blood vessels’ outer layer; tough protective connective tissue layer.
Tunica Externa
Lymph Node
masses of lymphatic tissue that clean Lymph by removing bacteria & other large particles
Lymph Nodes are masses of lymphatic tissue that clean Lymph by removing _________ & other large particles
bacteria
Lymph
excess fluid that’s been absorbed by Lymph Capillaries from surrounding tissues
__________ is excess fluid that’s been absorbed by Lymph Capillaries from surrounding tissues.
Lymph
Valvular Insufficiency/Regurgitation
thickened/scarred valves that’re unable to create seal when closing, which allows blood to flow in wrong direction
Thickened/scarred valves that’re unable to create seal when closing, which allows blood to flow in wrong direction is called ______________ _____________/___________.
Valvular Insufficiency/Regurgitation
Valvular Insufficiency/Regurgitation might need surgery to _____ or ______ damaged valves.
replace, repair
Capillary Bed
network of small vessels connecting Venules & Arterioles
A network of small vessels connecting Venules & Arterioles is called ____________ ____.
Capillary Bed
Arterioles
tiniest Arteries
Venules
tiniest Veins
A small mass of special tissue in heart, called Sinoatrial Node (Pacemaker), sets pace for contraction by ___________ electrical impulse.
generating
Sinoatrial Node
sets pace for heart contraction; small mass of special tissue
__________ ______ sets pace for heart contraction; small mass of special tissue.
Sinoatrial Node
heme
blood
cardio
heart
As blood circulates through body & travels through Capillary Beds, it gives _______ & takes ________ _________; number of oxygen molecules on Hemoglobin __________, so blood becomes ________ red in color.
oxygen, carbon dioxide, decrease, darker
RBCs are replaced ___________.
continuously
Endocardium
heart’s smooth inner layer of the heart
_____________ is heart’s smooth inner layer.
Endocardium
Myocardium
heart’s middle layer formed of cardiac muscle
______________ is heart’s middle layer formed of cardiac muscle
Myocardium
Epicardium
heart’s smooth outermost layer; forms part of Pericardium
___________ is heart’s smooth outermost layer; forms part of Paricardium.
Epicardium
Pericardium
double-layered protective sac surrounding heart
__________ is a double-layered protective sac surrounding heart.
Pericardium
Thin film of fluid between ____________ & _____________ outer layer allows Pericardial Layers to slide smoothly against one another for each heart pump.
Epicardium, Pericardium’s
___________ helps filter blood & break down worn-out RBCs.
Spleen
Spleen (a part of Lymphatic System) helps _______ blood & break down worn-our ____________.
filter, Erythrocytes
Ventricles are _______ in muscle than Atria.
thicker
Lymphatic System
one-way system that returns fluid (that leaks into tissues) to bloodstream
____________ System is a one-way system that returns fluid (that leaks into tissues) to bloodstream.
Lymphatic
Veins are assisted by nearby __________ muscles.
skeletal
Tricuspid Valve
separates Right Atrium from Right Ventricle
__________ Valve separates Right Atrium from Right Ventricle.
Tricuspid
Bicuspid Valve
separates Left Atrium from Left Ventricle