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B.Sc Physiotherapy Biology — practice by topic

Browse 29 questions across 3 Biology topics. Choose what you want to revise, then open a question to check its answer and worked solution.

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Biology topics

Biology (29)Muscle Tissue and Contraction (29)Physiotherapy (29)

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A textbook lists the muscle tissues of the body: skeletal, smooth and:Read the answer and worked solution →Contraction begins when myosin pulls on which protein?Read the answer and worked solution →Every muscle needs one molecule to keep contracting. That molecule is:Read the answer and worked solution →Under a microscope, skeletal muscle fibres are unusual because each one is:Read the answer and worked solution →

Worked practice questions

A textbook lists the muscle tissues of the body: skeletal, smooth and:

  1. Cardiac
  2. Cartilage
  3. Capsular
  4. Cambial
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Correct answer: A. Cardiac

1. Two of the three are named. 2. The heart has its own muscle type. 3. That type is cardiac. _Source: OpenStax Anatomy and Physiology 2e, Chapter 10, Muscle Tissue._

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Contraction begins when myosin pulls on which protein?

  1. Alanine
  2. Actin
  3. Acetone
  4. Albumin
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Correct answer: B. Actin

1. Two filament proteins slide past each other. 2. Myosin is the puller. 3. The one pulled is actin. _Source: OpenStax Anatomy and Physiology 2e, Chapter 10, Muscle Tissue._

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Every muscle needs one molecule to keep contracting. That molecule is:

  1. ATP
  2. APR
  3. ABS
  4. AMU
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Correct answer: A. ATP

1. Contraction costs energy. 2. One molecule is the universal energy currency. 3. That molecule is ATP. _Source: OpenStax Anatomy and Physiology 2e, Chapter 10, Muscle Tissue._

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