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Flashcards in Muscular System Deck (39)
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1

What is anatomy?

the study of the parts

2

What is physiology?

the study of how the parts function

3

What is the cell?

The basic unit of life

4

atoms --> molecules --> cells --> tissues --> organs --> organ systems

know it

5

What is homeostasis?

Balance within the body

6

What is a word association for homeostasis?

steady-state

7

What is the inability to maintain homeostasis?

disease

8

What is a subluxation?

spinal dysfunction/misalignment plus nerve interference that prevents homeostasis

9

When do muscles do work?

When they shorten

10

What are the functions of muscles?

generate heat, provide cushioning for bone, cause motion over a joint, give the body shape

11

What do muscles use for energy?

sugar and oxygen

12

What is the waste product of muscular tissue?

lactic acid

13

What removes the waste from muscles?

blood flow

14

When a muscle contracts, what happens?

it shortens

15

What is a tendon?

A tendon connects a muscle to bone (remember ligament is bone to bone)

16

What muscles are responsible for elevation of the mandible? depression of the mandible?

Elevation - massater, temporalis
Depression - platysma

17

What muscle is responsible for rotation of the head?

Sternocleidomastoid

18

What muscle is responsible for flexion of the head?

sternocleidomastoid

19

What muscles are responsible for extension of the head?

erector spinae

20

What muscles are responsible for trunk flexion?

abdominals, SCM

21

What muscles are responsible for trunk extension?

erector spinae (paravertebral musculature)

22

What muscle is responsible for extension of the shoulder?

Triceps

23

What muscle is responsible for flexion of the shoulder?

biceps

24

What muscle is responsible for elevation of the shoulder?

trapezius

25

What muscles are responsible for abduction of the shoulder?

deltoid and supraspinatous (rotator cuff)

26

What muscle is responsible for adduction of the shoulder?

lattisimus dorsi

27

What muscle is responsible for internal rotation with flexion?

pectoralis major

28

What muscle group is responsible for wrist and finger flexion?

Flexor group (medial) (golf)

29

What muscle group is responsible for wrist and finger extension?

extensors (lateral) (tennis)

30

WHat muscle is responsible for flexion of the hip?

quadricep and psoas