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Circulation And Immunity > Sec1 > Flashcards

Sec1 Flashcards

0
Q

What is hemoglobin?

A

Molecule that carries oxygen and carbon dioxide.

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1
Q

What are the functions of blood?

A
  1. Blood carries oxygen to lungs and body.
  2. Blood carries waste to kidneys
  3. Blood transports nutrients
  4. Fight infections and help heal wounds
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2
Q

Platelets

A

Irregular shaped cell fragments that help blood clot

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3
Q

Fibrin

A

Threadlike fibers that form sticky nets to trap escaping blood cells and plasma and forms a clot

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4
Q

Plasma

A

Liquid part of blood is mostly water, nutrients minerals and oxygen are dissolved in plasma so that it can be carried to body cells.

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5
Q

What are the blood types

A

A
B
O- universal donor
AB-universal receiver

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6
Q

What are the two RH factors?

A

Negative and positive

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7
Q

Diseases of blood

A

Anemia, leukemia, and hypertension

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8
Q

Types of Circulation

A

Coronary, pulmonary, and systemic

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9
Q

Coronary

A

The flow of blood to and from the tissues of the heart

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10
Q

Pulmonary

A

Flow of blood through heart to the lungs and back to the heart

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11
Q

Systemic

A

The flow of blood throughout your body

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12
Q

Capillaries

A

Blood vessels that connect arteries and veins

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13
Q

Arteries

A

Blood vessels that carry blood away from the heart

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14
Q

Veins

A

Blood vessels that take blood back to the heart

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15
Q

Blood flow in the heart

A

Into superior vena cava and inferior Ben cava. Then into right atrium to right ventricle to lungs. Through the pulmonary veins. To left atrium and left ventricle and out through the aorta

16
Q

Blood pressure

A

The pressure on the walls of your bodies blood vessels

17
Q

Functions of lymphatic system

A

Disposes of body tissue fluid, puts water and oxygen into blood and fights infection.

18
Q

Lymph

A

Contains lymphocytes, a type of white blood cell

19
Q

First line defenses

A

Skin, respiratory, digestive, and circulatory system

20
Q

Antigens

A

Foreign molecules to your body that don’t belong and are bad

21
Q

Antibodies

A

A protein that’s your body made in response to a septic antigen that

22
Q

Active immunity

A

Your body makes it owns antibodies

23
Q

Passive

A

Your body gets antibodies from another source like an animal

24
Q

Memory B cells

A

Remain in blood ready to defend against an invasion of same pathogen at a different time

25
Q

Pasteurization

A

Invented by Louis Pasteur

Process if heating a liquid to kill bacteria

26
Q

Bacteria, fungi, protist, viral disease example

A

Strep throat, ringworm, malaria, and HIV

27
Q

Koch

A

Koch discovered a way to identify which organisms were the cause of a disease

28
Q

Vector

A

An organism that carries a disease

29
Q

Lister

A

Reconigized connection between infection and cleanliness.

30
Q

STD diseases examples

A

Chlamydia and syphilis

31
Q

HIV

A

Human immunodeficiency virus can exist in blood and body fluids. Can turn into AIDS

32
Q

AIDS

A

Acquired Immune Deficiency Syndrome which attacks the body’s immune system directly. It attacks helper T cells and enters the cell. The T cell bursts and releases more HIV. People with this diseases are usually killed by a mild cold, due to they would now lack an immune system

33
Q

Noninfectious diseases

A

They do not spread from person to person.

Examples: diabetes, allergies, asthma, and cancer

34
Q

Diabetes

A

Type 1- result of too little or no insulin production.

Type 2- your body cannot properly process insulin

35
Q

What causes cancer?

A

Carcinogens, substances that cause cancer include heavy metals, alcohol, and garden chemicals. Exposure to x rays, nuclear radiation, and UV from the sun

Circulation And Immunity (2 decks)

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