Soc 14:the Muscular System

Question 1

What is the 12 muscles

Answer 1

1.bicepts
2.external obliques
3.hip flexors
4.tibialis anterior
5.pectoralis major
6.quadricepts
7.deltoid
8.tricepts
9.hamstrings
10.lattisimus dorsi
11.gluteals
12.gastrocnemius

Question 2

What is the muscle at the upper arm at the shoulder

Answer 2

Deltoids

Question 4

What is the muscle called when its working

Answer 4

Agonist

Question 5

What is the muscle that relaxes

Answer 5

antagonist

Question 6

What is the definition of antagonistic pairs

Answer 6

Muscles that work together to create a movement

Question 7

What is the 4 antagonistic pairs and there location

Answer 7

1.biceps/triceps (elbow)
2.hamstring/quadriceps (knee)
3.gastrocnemius/tibialis anterior (ankle)
4.gluteals/hip flexor (hip)

Question 8

What is the two types of muscle fibres

Answer 8

Slow twitch
Fast twitch-type of 11x and type 11a

Question 9

What is slow twitch (type 1)

Answer 9

It is suited in endurance activities-can work for a long period of times for example long distance runner

Question 10

What is muscle fibres

Answer 10

Make up voluntary muscle,divided into type 1,type 1qa and type 11x

Question 11

What is type of 11a:

Answer 11

fast twitch muscle fibres used in anaerobic work, can be improved through endurance training to increase their resistance to fatigue

Question 12

What is type 11x

Answer 12

Fast twitch muscle fibres used in anaerobic work and can generate much greater force than other fibre types,but fatigue quickly.

Question 13

What is myoglobin

Answer 13

A red pigment that transports oxygen to the muscles