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Changing the heart rate - chronotropic effect | NCLEX-RN | Khan Academy

64,521 views

khanacademymedicine

Video Language:

  • English

Caption Language:

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

Accent:

  • English

Speech Time:

98%
  • 11:50 / 12:02

Speech Rate:

  • 168 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

because

/bēˈkəz/

conjunction

for reason that.

channels

/ˈCHanl/

noun other verb

sea area. Narrow passages through which water travels. To dig a long hole for carrying water.

positive

/ˈpäzədiv/

adjective noun

characterized by presence of distinguishing features. positive quality.

potential

/pəˈten(t)SHəl/

adjective noun

Capable of happening or becoming reality. latent qualities that may be developed.

negative

/ˈneɡədiv/

adjective exclamation noun verb

characterized by absence of distinguishing features. no. The opposite to a positive electrical charge. refuse to accept.

leaking

/ˈlēkiNG/

adjective verb

(of container or covering) accidentally losing or admitting contents through hole or crack. (Liquid) to go out of/get in through crack/opening.

present

/ˈprez(ə)nt/

adjective noun verb

Being in attendance; being there; having turned up. Current time; now. To host a program on television or radio.

represents

/ˌreprəˈzent/

verb

To act on behalf of others in government.

actually

/ˈak(t)SH(o͞o)əlē/

adverb

as truth or facts.

drawing

/ˈdroiNG/

noun other verb

picture or diagram made with pencil, pen. To get closer to or approach something or someone. To move an object by pulling.

pacemaker

/ˈpāsˌmākər/

noun

device for stimulating heart muscle.

calcium

/ˈkalsēəm/

noun

A substance important for making bones and teeth.

already

/ˌôlˈredē/

adverb

before or by now or time in question.

threshold

/ˈTHreSHˌ(h)ōld/

noun

Degree or level at which something begins.

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