Материал: Атлас Ханц фениш

86

Muscles

ABDOMINAL MUSCLES. Musculi abdominis.

19

M. cremaster. Muscle fibers derived primarily

1

1

2

M. rectus abdominis. o: Costal cartilages 5−7. i:

from the internal oblique abdominal muscle. It

invests the spermatic cord and elevates the

Pubis and symphysis. A: Forward flexion of

2

testis. A

trunk, lowering of thorax, elevation of pelvis. I:

Intercostal nerves 7−12. A E

20

M. transversus abdominis. o: Inner surface of

3

Tendinous intersections. Intersectiones ten-

ribs 7− 12, thoracolumbar fascia, iliac crest, in-

3

guinal ligament. i: Rectus sheath. I: Intercostal

dineae. The 3−4 intermediate tendons of the rec-

tus abdominis muscle. They fuse with the ante-

nerves 7−12, iliohypogastric, ilio-inguinal, geni-

4

tofemoral nerves. A

rior wall of the rectus sheath. A

4

Rectus

sheath. Vagina m. recti abdominis.

21

Conjoined tendon. Falx inguinalis (tendo con-

5

junctivus). Fibers arching from the aponeurosis

Covering of the rectus abdominis muscle formed

of the transversus muscle into the pectineal liga-

by the

aponeuroses of the flat abdominal

ment. A E

6

muscles. A

22

Linea alba. The white tendinous line (raphe)

5

Anterior layer of rectus sheath. Lamina anterior. A

formed by the abdominal aponeuroses. It is sit-

6

Posterior layer of rectus sheath. Lamina posterior.

7

uated between the right and left rectus abdom-

A

inis muscles. A E

8

7

Arcuate line. Linea arcuata. Caudal end of the

23

Umbilical ring. Anulus umbilicalis. Fibrous ring

posterior layer of the rectus sheath. A

around the umbilicus in the linea alba. A

8

M. pyramidalis. Muscle enclosed within the

24

Adminiculum lineae albae. Inferior attach-

9

split anterior layer of the rectus sheath. It passes

ment of the linea alba at the symphysis. A E

from the pubis and symphysis to the linea alba. I:

25

Suspensory ligament of penis (clitoris). Lig.

10

Subcostal nerve. A

suspensorium penis/clitoridis. It radiates from

9

External abdominal oblique muscle. M. ob-

the pubis into the deep fascia of the penis (cli-

11

liquus externus abdominis. o: Outer surface of

toris). A

ribs 5−12. i: Iliac crest, rectus sheath, linea alba.

26

Fundiform ligament of penis. Lig. fundiforme

A: Lowering of thorax, rotation of trunk, lateral

penis. Elastic band arising from the abdominal

12

flexion. I: Intercostal nerves 5−12. A B D

fascia and linea alba and extending sling-like

10

Inguinal ligament. Lig. inguinale (Arcus ingui-

onto the penis. A

13

nalis). The lower edge of the external oblique

27

Lumbar triangle. Trigonum lumbale. Weak area

aponeurosis. It passes from anterior superior

of the back bordered by the latissimus dorsi, ex-

14

iliac spine to the pubic tubercle. D E

ternal abdominal oblique m. and iliac crest. B

11

Lacunar ligament. Lig. lacunare. Connective

28

Transversalis fascia. Fascia transversalis. Fascia

tissue fibers arching downward to the pubis at

between the peritoneum and abdominal

15

the medial attachment of the inguinal ligament.

musculature. A E

D

29

Deep inguinal ring. Anulus inguinalis profun-

12

Pectineal ligament. Lig. pectineale. Continua-

16

dus. Inner inguinal ring at the transition of the

tion of the lacunar ligament along the pecten

transversalis fascia into the internal spermatic

pubis. D

fascia. A E

17

13

Reflected ligament. Lig. reflexum. Curved band of

30

Inguinal canal. Canalis inguinalis. Walls: Ingui-

fibers passing upward from the medial attach-

nal ligament, external oblique aponeurosis, in-

18

ment of the inguinal ligament and forming the

ternal oblique and transversus abdominis

medial lining of the superficial inguinal ring. D

muscles, interfoveolar ligament. It contains the

19

14

Superficial inguinal ring. Anulus inguinalis su-

spermatic cord. E

31

Interfoveolar ligament. Lig. interfoveolare.

perficialis. External opening of the inguinal

canal. A D

Thickened portion of the transversalis fascia be-

20

15

Medial crus. Crus mediale. Group of fibers of the

hind the inguinal canal. A E

32

M. quadratus lumborum. o: Iliac crest and

external oblique aponeurosis ascending ob-

21

liquely medial to the superficial inguinal ring. D

processes of lumbar vertebrae. i: 12th rib, trans-

16

Lateral crus. Crus laterale. Group of fibers of the

verse processes of lumbar vertebrae. A: Lowers

external oblique aponeurosis ascending lateral

ribs, lateral flexion. I: 12th intercostal nerve, lum-

bar plexus. C

22

to the superficial inguinal ring. D

33 Linea semilunaris. Arched musculotendinous

17

Intercrural fibers. Fibrae intercrurales. Curved

margin of the transversus abdominis muscle.

23

fibers between the medial and lateral crura. D

18

Internal

abdominal oblique muscle. M. ob-

24

liquus internus abdominis. o: Thoracolumbar

fascia, iliac crest, inguinal ligament. i: Ribs 10−12

and rectus sheath. A: Lowering of ribs, forward

25

and lateral flexion. I: Intercostal nerves 8−12, il-

iohypogastric and ilio-inguinal nerves. A B

88

Muscles

COCCYGEAL MUSCLES. Musculi coccygei.

17

M. coracobrachialis. o: Coracoid process. i:

1

1

2

M. coccygeus. o: Ischial spine. i: Coccyx and ad-

Middle third of humerus anteriorly. A: Forward

flexion, weak adduction and medial rotation of

joining sacrum. It lies medial to the sacrospinous

2

the arm. I: Musculocutaneous nerve. C D E

ligament. I: Spinal nerve. A. See also p. 174. 13.

3

[[Ventral (anterior) sacrococcygeus muscle]].

18

M. brachialis. o: Lower 2/3 of anterior surface of

3

M. sacrococcygeus ventralis. Occasional rudi-

humerus. i: Ulnar tuberosity. A: Flexion of the

elbow joint. I: Musculocutaneous nerve. D E F

ment of the primitive coccygeal musculature

passing anteriorly from the sacrum to the coc-

19

M. triceps brachii. Three-headed upper arm

4

cyx. A

muscle with common attachment to the

4

[[Dorsal (posterior) sacrococcygeus muscle]].

olecranon. G

5

M. sacrococcygeus dorsalis. Rudimentary rem-

20

Long head of triceps. Caput longum. o: In-

nant of coccygeal musculature passing posteri-

fraglenoid tubercle. i: Olecranon. A: Extension of

orly from the sacrum to the coccyx. A

the elbow joint, adduction of the shoulder joint.

6

5

MUSCLES OF THE UPPER LIMB. Musculi mem-

It separates the medial (triangular) from the

bri superioris.

lateral (quadrangular) space. B C D G

7

21

Lateral head of triceps. Caput laterale. o: Post-

6

M. deltoideus. o: Spine of scapula, acromion

clavicle. i: Deltoid tuberosity of humerus. A:

erior surface of humerus lateral and proximal to

8

Lateral and medial rotation, abduction, adduc-

groove for radial nerve. i: Olecranon. A: Exten-

sion of the elbow joint. F G

tion, forward and backward flexion. I: Axillary

nerve. B E F G

22

Medial head of triceps. Caput mediale. o: Me-

9

7

M. supraspinatus. o: Supraspinous fossa. i:

dial and distal to groove for radial nerve. i:

Olecranon. A: Extension of the elbow joint. F G

Greater tubercle of humerus. A: Abduction, me-

10

dial and lateral rotation. I: Suprascapular nerve.

23

Superior and inferior apertures. [[Aperturae

B E F G

superior et inferior]]. Medial and lateral ends of

8

M. infraspinatus. o: Infraspinous fossa. i:

the fascial cone for the large neurovascular

11

bundles in the axilla.

Greater tubercle of humerus. A: Lateral rotation.

I: Suprascapular nerve. B F G

24

M. anconaeus. o: Lateral humeral epicondyle.

12

9

M. teres minor. o: Beside the infraspinatus

Continuation of medial head of triceps. i: Lateral

muscle. i: Greater tubercle. A: Lateral rotation

margin of olecranon and posterior surface of

13

and weak adduction. I: Axillary nerve. B F G

ulna. A: Extension of the elbow joint. I: Radial

nerve. G

10

M. teres major. o: Lateral margin of scapula. i:

25

M. articularis cubiti. Articular muscle of elbow.

14

Crest of lesser tubercle. A: Medial rotation and

Its fibers pass from the triceps brachii to the ar-

adduction with dorsiflexion of arm. I: Subscapu-

ticular capsule. A: Tenses the capsule. I: Radial

lar nerve. B D E G

15

nerve.

11

M. subscapularis. o: Subscapular fossa. i: Lesser

26 M. pronator teres. o: Medial epicondyle of

tubercle. Medial rotation of arm. I: Subscapular

humerus and coronoid process of ulna. i: Middle

16

nerve. C D E

of lateral surface of radius. A: Pronation and flex-

12

M. biceps

brachii. Two-headed upper arm

ion of the elbow joint. I: Median nerve. D

17

muscle with the three parts described below

27

Humeral head of pronator teres. Caput

(nos. 13−15). i: Radial tuberosity and ulna via the

bicipital aponeurosis. A: Flexion and supination

humerale. The portion arising from the medial

epicondyle. D E

18

of the elbow joint. I: Musculocutaneous nerve. D

28

Ulnar head of pronator teres. Caput ulnare.

13

Long head

of biceps. Caput longum. o: Su-

The part arising from the coronoid process. D

praglenoid

tubercle. i: Radial tuberosity and

22

15

Short head of biceps. Caput breve. o: Coracoid

process. i: Radial tuberosity of ulna. A: Flexion of

the elbow joint and supination, forward flexion

23

of the arm at the shoulder joint. C D

16

Bicipital aponeurosis. Aponeurosis m. bici-

24

pitis brachii (aponeurosis bicipitalis) [[lacertus

fibrosus]]. Medial expansion of the biceps ten-

don that attaches to the forearm fascia. A: Trans-

25

mits the pull of the biceps to the ulna when the

arm is supinated. D