muscular system 🦾

Question 1

FUNCTION OF THE SKELETAL MUCLES

Answer 1

Movement: as a result of muscle contraction.
Posture: sitting and standing, muscles are continually moving time adjustment to hold the body in stationary position.
Joint stability: the tone of the surrounding muscle contributes greatly to stability of a joint.
Heat production: maintain body temperature by muscle metabolism.

Question 2

STRUCTURE OF THE SKELETAL MUSCLE

Answer 2

• A whole muscle is composed of many muscle fibres (muscle cells) arranged in bundles.
• A large skeletal muscle that is surrounded in tough connective tissue called fascia (connective tissue), this is the epimysium.

Question 3

MUSCLES IN THE ANTERIOR AND POSTERIOR VIEW

Answer 3

Anterior: trapezius, bicep, rectus abdominals, quadriceps, pectorals major
Posterior: deltoid, tricep, external oblique, hamstring, gluteus Maximus, hamstring, gastrocnemius.

Question 4

LAYERS OF THE MUSCLES

Answer 4

• Epimysium
• perimysium
• endomysium