By Levels

Library

EXP: 08888
HITS: {{lyricTraining.hits}}888
STREAKS: {{lyricTraining.streaks}}888
TIME: {{lyricTraining.timeout / 1000}}88
{{word.word}}

{{cue.translated_text}}

{{lyricTraining.hint}}

x{{playblackSpeed.toFixed(2)}}

Loading ..

Not Found

{{annotation.word}} ({{annotation.pos_simplify}})

/{{annotation.phonetic}}/

{{annotation.translation}}

{{annotation.name}}

{{annotation.sub_type}}

{{annotation.definition}}
Back

Games & Quizzes

Training Mode - Typing
Fill the gaps to the Lyric - Best method
Training Mode - Picking
Pick the correct word to fill in the gap
{{game.name}}
{{game.description}} Requires {{game.required_annotions}} vocabulary annotations

Congratulations! You gained {{totalPoint}} XP

You may need to watch a part of the video to unlock quizzes

Don't forget to Sign In to save your points

Repeat Skip ({{game.question_index}}/{{game.questions.length}})
{{part}}
Repeat Skip ({{game.question_index + 1}}/{{game.questions.length}})
{{choice.text}}
{{choice.text}}

Make correct pairs from two columns

{{lyricTraining.finished && lyricTraining.timed_out ? 'Timed Out' : 'Challenge Accomplished'}}

PERFECT HITS {{lyricTraining.stats.PERFECT_HITS}} +{{lyricTraining.stats.PERFECT_HITS * 20}}
HITS {{lyricTraining.stats.HITS}} +{{lyricTraining.stats.HITS * 10}}
LONGEST STREAK {{lyricTraining.stats.LONGEST_STREAKS}} +{{lyricTraining.stats.LONGEST_STREAKS * 10}}
REMAINING TIME {{lyricTraining.timeout / 1000}}s +{{lyricTraining.timeout / 1000}}
TOTAL +{{lyricTraining.exp}}
{{word.word}} - {{dictionary.definition[0].phonetic || ("/" + dictionary.phonetics +"/")}} - {{word.translation}}

We couldn't find definitions for the word you were looking for.
Or maybe the current language is not supported

{{simpleDefinition.pos}}

{{simpleDefinition.def}}

{{word.word}}

Sentences & parts of speech:

  • {{tag.normal}} {{tag.pos_name}}

  • {{c.startTime | duration}}


    {{c.translated_text}}

All {{pos.pos_simplify}}
{{a.word || a.name}}
/{{a.phonetic}}/
{{a.type || a.sub_type}}
{{a.translation}} 		{{a.definition}}

Role of the sarcoplasmic reticulum in muscle cells | NCLEX-RN | Khan Academy

499,966 views

Khan Academy

Video Language:

  • English

Caption Language:

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

Accent:

  • English (US)

Speech Time:

88%
  • 13:04 / 14:42

Speech Rate:

  • 162 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

contraction

/kənˈtrakSH(ə)n/

noun

Shortened form of words by omitting letters.

regulate

/ˈreɡyəˌlāt/

verb

control or maintain rate or speed of machine or process so that it operates properly.

standard

/ˈstandərd/

adjective noun

(Of a language) being the most accepted in a place. Principle of behaving in a moral way.

question

/ˈkwesCH(ə)n/

noun verb

What you ask about; issue. ask someone questions.

tropomyosin

/ˌträpōˈmīəsən/

noun

protein involved in muscle contraction.

whether

/ˈ(h)weT͟Hər/

conjunction

If something will happen or not.

obvious

/ˈäbvēəs/

adjective

Easily understood and clear; plain to see.

calcium

/ˈkalsēəm/

noun

chemical element of atomic number 20.

terminal

/ˈtərmənl/

adjective noun other

forming or situated at end or extremity of something. Final stop or station for a bus, train or plane. End part of some structure or concept.

troponin

/ˈträpənən/

noun

A globular protein complex involved in muscle contraction. It occurs with tropomyosin in the thin filaments of muscle tissue..

filaments

/ˈfiləmənt/

noun other

slender threadlike object or fibre. Thin thread, hair or wire.

confirmation

/ˌkänfərˈmāSH(ə)n/

noun

Approval or check of something.

concentration

/ˌkänsənˈtrāSH(ə)n/

noun

Paying (a lot of) attention to a task.

proteins

/ˈprōˌtēn/

noun other

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

nervous

/ˈnərvəs/

adjective

Concerning the system of nerves in the body.

Q
W
E
R
T
Y
U
I
O
P
A
S
D
F
G
H
J
K
L
Z
X
C
V
B
N
M