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142 Cards in this Set

  • Front
  • Back

Tunica Internal

Internal layer, comes in contact with blood

Tunica Media

Middle layer of smooth muscle, controls size of blood vessel

Tunica Externa

Outer layer of tough connected tissue

Lumen

Hollow, interior space that holds blood

How big is the lumen of a vein

Twice as large as the lumen of an arterie

Divergent Vessels

Branch out and get smaller

Pressure Reserviors

Briefly store pressure generated by the heart

Deep Vessels

Lie close to the bone

Arterioles

Microscopic arteries, regulate flow of blood into capillaries

Metarteriole

Connection between artery and vein that is always open

Precapillary Sphincters

Muscles that control access to the capillaries

Capillaries

The only place where stuff can get in and out of the blood stream.

Site of internal gas exchange

Where oxygen gets out of blood vessel and CO2 comes in

Capillary beds

Large groups of capillaries

Leaky vessels

Stuff is supposed to get in and out, only 1 cell layer

Continuous

Narrow slits between cells

Fenestrated

Additional pores in the capillary, very common in kidneys

Sinusoid

Allows large cells to get in or out of the bloodstream, found in bone marrow

Splreen

Removes dead or dying cells

Venuoles

Microscopic veins, white blood cells can get out

Veins

Large blood cells that carry blood cells to the heart

Veins get ____?

Larger as blood flows through them

Skeletal Muscle pumps

Active muscles compress veins, increase pressure

Respiratory accessory pump

Expansion of muscles in the chest

Skeletal muscle perfusion

Active 20-85% of cardiac output

Heart perfusion

Small increase of blood flow to heart with activity

Brain perfusion

No change in blood flow

Kidneys + GI Tract

Blood flow decreases with activity

Coronary arteries

Supply blood to the heart muscle

Brachioephalic

Supplies blood to the arms and head

External cartoids

Supply blood to the face and neck

Internal cartoids

Supply blood to brain and eyes

Carotid Sinus

Monitors blood pressure and CO2 levles in blood

Descending thoracic aorta

Part of aorta located in chest

Axillary arteries

In armpit

Brachial arteries

Upper arm

Radial + Ulnar arteries

Arms

Celliac artery

Supplies blood to liver, pancreas, gallbladder, blood, spleen.

Superior Mesanteric Arteries

Supplies blood to all of the small intestine and 2/3 of the large intestine

Inferior Mesanteric

Supplies blood to last third of the large intestine

Internal illiac arteries

Supplies blood to pelvis

External illiac

Supplies blood to legs

Femoral artery

Supplies blood to legs

Paplitiel artery

Supplies blood behind legs

Tibial artery

Lower legs

External jugular

Drain blood from face and neck


Internal jugular

Drain blood from brain and eyes

Radial and ulmar veins

Supply blood to lower arm

Anterior tibial and fibular vein

Supply blood to lower leg

Popilitiel vein

Drains blood from lower leg

Femoral Vein

Veins in the upper legs

External illiac vein

Drain blood from legs

Internal illiac vein

Drain blood from pelvis

Common illiac veins

Merge to form inferior venicuela

Inferior menteric vein

Drains blood from final third of large intestine

Superior mesentoric

Drains blood from 2/3 of large intestine and all of small intestine.

Aneurysm

A ballooned and weakened area in the artery

HTN

High Blood Pressure

Essential Blood Pressure

140/90+

Malignant Blood Pressure

200/120+

Circulatory Shock

When all of the blood vessels suddenly dilate

Anaphylactic Shock

Triggered by allergens

Functions of the Lymphoid System

-Regulate body tissue fluid


-Defend the body because it is filled with lymphohostes


-Absorption

Lymphatic Organs

-Liver


-Bone Marrow


-Thymus


-Spleen

White Pulp

Many white blood cells that remove damaged red blood cells from circulation

Red pulp

Store red blood cells for an emergency

Reconditions blood

Helps rejuvenate blood

Kidneys

Remove waste from blood

Lungs

Remove CO2 and add O2

Lymphangitis

Inflammation of a vessel

Lymphedena

Swelling due to a blocked vessel

Lymphadenitis

Inflammation of the lymph nodes

Lymphoid Organs

-Liver


-Bone Marrow


-Thymus


-Spleen



Innate Defenses

Work very fast, non specific

Adaptive Defenses

Found only in vertebrates, programmable defenses, slower. Waits until host is sick to kick in but provide lifelong immunity

Acidic Mantle

Sweat, other secretions

Lacrimal Fluid

Tears, contain anti-bodies

Internal mucous membrane

Skin around urinary and digestive tract

Digestive Tract

Living skin inside the body. Saliva has a lot of anti-bodies

Portals of Entry

-Oral


-Nasal


-Urethral


-Anus


-Vaginal

Phagocytes

White blood cells that consume pathogens

Monocytes

Attack paracytes

Neutrophills

Attack abnormal body cells

Eosinophil

A white blood cell containing granules that are readily stained by eosin.

Inflammation response

Chemical messengers released


Vasodilation


Phagocyte invasion

Vasodilation

Blood vessels expand, brings more blood and white blood cells

Phagocyte invasion

White blood cells exiting the circulatory system

Erythema

Redness of the skin due to increased blood flow

Local edena

Swelling, increased blood flow

Specificity

Recognizes foreign entities

Tolerance

Recognition of self wbcs attack body cause auto immune diseases

Versatility

Ability to produce matching anti-bodies to match foreign antigen

Genetic

Innate immunity

Acquired

Specific defenses for immune response

Active immunity

Immunity that develops due to exposure to a disease

Passive immunity

Borrowed from another organism

Natural Passive immunity

Bacteria, breast milk

Induced passive immunity

Vaccination

Passive

When you acquire a disease in your environment

Active

When you are given a weakened or dead pathogen

Monocyte

Digests a foreign antigen or virus

When exposed to a foreign anigen a monocyte can become

An Antogen Presenting Cell

Activate T+B cell

Activate nonspecific defenses

Cytotonic T Cell

Kill virally infected cells

Suppressor T Cell

Inhibit T+B cell, inhibit innate defenses

Memory T cell

Secondary immune response

Blumphosytes

Plasma B cells, only cells in the body that make anti-bodies

Free existing pathogens

75% of the immune response

IgM

Primary immune response, first exposure to disease. Blood/Tissue incompatibility. Primary immune response, slow to get started weak

IgG

Secondary immune response, lifelong immunity. Very fast overwhelming

IgA

Passive immune response

IgE

Allergic mutations, the strongest information responses

Pathogenic cells

Disease causing cells


What percentage of bacteria are benign

95%

Enbacteria

Cause disease

Bacilli

Oval shaped

Cocci

Sphere shaped

Staghloccous

Clusters of irregular bacteria

Streptoccous

Chain of bacteria

Diploccous

Pairs of bacteria

Gram positive cell wall

Resistant, thick cell wall

Gram negative cell wall

Thin cell wall, two membranes

Antibiotics

Only used to treat bacterial infections

PCNs

Penicillin, oldest antibiotics. All inhibit production of cell wall, makes bacteria easier to kill.

Cephalosporins

Poisonous to bacteria

Macrelides

Inhibit protein synthesis

Quinolones

Inhibit DNA synthesis

Sulfonomides

Disrupt bacteria metabolic pathways

Capcid

Protective protein coat

Retroviruses

Has some protein coat, but instead of DNA has a chunk of RNA, viruses that cause cancer

Host tissues

Specific tissues that are infected by a virus

Emerging Viruses

Capable of infecting a human and infect another human

Antigen Shift

Large mutation in a virus

Fusion inhibitors

Block entry of a virus into a cell

Intense inhibitors

Blocks insertion of viral DNA

Protease Inhibitors

Anti-viral drugs used to fight HIV/AIDS

Neramnase inhibitors

Lock up viruses

Prions

Proteins only that cause disease

Viroids

Naked DNA moleucules that cause disease

Hypersensitivity

Allergy

Immunodeficiency diseases

Severe combined immunou no defining syndrome

Autoimmune diesease

Attacking body's own cells, always triggered by an infection first