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Professional antigen presenting cells (APC) and MHC II complexes | NCLEX-RN | Khan Academy

859,535 views

Khan Academy

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

96%
  • 11:08 / 11:32

Speech Rate:

  • 161 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

defense

/dəˈfens/

noun

action of defending.

recognize

/ˈrekəɡˌnīz/

verb

To accept the truth or reality of something.

immunology

/ˌimyəˈnäləjē/

noun

branch of medicine and biology concerned with immunity.

pathogen

/ˈpaTHəjən/

noun

bacterium, virus, or other microorganism.

membrane

/ˈmemˌbrān/

noun

pliable sheet of tissue or layer of cells acting as boundary.

touches

/təCH/

noun verb

act of touching person or thing. To be next to each other with no space between.

bacteria

/ˌbakˈtirēəm/

noun

The very small creatures that can cause disease.

surface

/ˈsərfəs/

adjective noun verb

relating to or found on surface of something. Nature or emotions that show, but may not be true. To appear after being hidden, unseen, or unknown.

surrounded

/səˈround/

verb

To be all the way around something.

phagocytes

/ˈfaɡəˌsīt/

noun other

type of cell within body capable of engulfing and absorbing bacteria and other small cells and particles. Cell that engulfs and digests debris and invading microorganisms.

completely

/kəmˈplētlē/

adverb

totally.

receptors

/rēˈseptər/

noun other

organ or cell able to respond to light, heat, or other external stimulus. A nerve ending that changes stimuli into impulses.

surround

/səˈround/

noun other verb

thing that forms border or edging around object. To be closely connected to and have an effect on. To be closely connected to and have an effect on.

nonspecific

/ˌnänspəˈsifik/

adjective

Not detailed.

proteins

/ˈprōˌtēn/

noun other

any of class of nitrogenous organic compounds. Groups of molecules made from amino acids.

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