YMCA L3 Anatomy - Musculoskeletal System

20 Questions | By Hodgesd | Updated: Mar 22, 2022 | Attempts: 256

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YMCA L3 Anatomy - Musculoskeletal System - Quiz

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1.

Which of the following is an example of smooth, involuntary muscle?
- A.
  
  Digestive tract
- B.
  
  Heart
- C.
  
  Biceps
- D.
  
  Latissimus dorsi
2.

What type of muscle fibre forms the walls of blood vessels?
- A.
  
  Smooth
- B.
  
  Skeletal
- C.
  
  Striated
- D.
  
  Cardiac
3.

What is the alternative given to skeletal muscle tissue?
- A.
  
  Striated
- B.
  
  Cardiac
- C.
  
  Involuntary
- D.
  
  Smooth
4.

Which one of the following is a type of muscle tissue is voluntary?
- A.
  
  Trapezius
- B.
  
  Arterial wall
- C.
  
  Digestive tract
- D.
  
  Heart
5.

Which of the following is the broad protective sheath that surrounds the entire muscle?
- A.
  
  Epimysium
- B.
  
  Perimysium
- C.
  
  Myofibril
- D.
  
  Endomysium
6.

Which of the following surrounds each individual muscle fibre?
- A.
  
  Endomysium
- B.
  
  Sarcomere
- C.
  
  Epimysium
- D.
  
  Perimysium
7.

What is the role of a motor unit?
- A.
  
  Co-ordinate the contractions of a single muscle
- B.
  
  Co-ordinate the contractions of all muscles
- C.
  
  Sends signals to the brain
- D.
  
  Brings signals from the brain
8.

What is the term used to describe the connective tissue which surrounds each bundle of muscle fibres?
- A.
  
  Perimysium
- B.
  
  Epimysium
- C.
  
  Endomysium
- D.
  
  Fascia
9.

What is the correct order of the skeletal muscle components, from largest to smallest?
- A.
  
  Muscle, fascicle, muscle fibre, myofibril, sarcomere, myofilament
- B.
  
  Fascicle, muscle, muscle fibre, myofibril, sarcomere, myofilament
- C.
  
  Sarcomere, muscle fibre, myofilament, myofibril, muscle, fascicle
- D.
  
  Muscle, muscle fibre, fascicle, sarcomere, myofilament, myofibril
10.

What structures within skeletal muscle tissue bring about contraction?
- A.
  
  Actin and Myosin
- B.
  
  Tendon and Ligament
- C.
  
  Perimysium and Epimysium
- D.
  
  Calcium and Tropomyosin
11.

When a myosin head attaches to an actin filament the resulting connection is known as a
- A.
  
  Cross-bridge
- B.
  
  Cross-band
- C.
  
  Cross-contraction
- D.
  
  Cross-slide
12.

What is the role of calcium during the process of muscle contraction?
- A.
  
  Reveals binding site on the actin
- B.
  
  Reveals binding site on the myosin
- C.
  
  Replenishes ATP
- D.
  
  Pulls myosin and actin together
13.

How many ATP molecules are used during every ‘crossbridge’?
- A.
  
  One
- B.
  
  Two
- C.
  
  Five
- D.
  
  Ten
14.

What muscle fibres are used in both aerobic and anaerobic energy production?
- A.
  
  Type IIa
- B.
  
  Type III
- C.
  
  Type I
- D.
  
  Type IIb
15.

Describe the characteristics of Type llb muscle fibres?
- A.
  
  Thicker with high firing threshold
- B.
  
  Thinner with high firing threshold
- C.
  
  Thinner with low firing threshold
- D.
  
  Thicker with low firing threshold
16.

Which of the muscle fibre types generate ATP slowly?
- A.
  
  Type I
- B.
  
  Type IIa
- C.
  
  Type IIb
- D.
  
  Type III
17.

What effect will long-term strength training have on type 2 muscle fibres?
- A.
  
  Hypertrophy
- B.
  
  Hyperplasia
- C.
  
  Atrophy
- D.
  
  Hyperglobal
18.

Which type of exercise is used to predominately train type 1 muscle fibres?
- A.
  
  Cardiovascular activities
- B.
  
  Muscular strength activities
- C.
  
  Interval training
- D.
  
  Yoga
19.

Which muscle fibre type is predominantly used during low intensity activities?
- A.
  
  Type I
- B.
  
  Type IIa
- C.
  
  Type IIb
- D.
  
  Type III
20.

What is the name of the structure that contains both actin and myosin?
- A.
  
  Sarcomere
- B.
  
  Myofilament
- C.
  
  Fascicle
- D.
  
  Perimysium