Muscles

Question 1

Suprahyoid names

Answer 1

Digastric, mylohyoid, geniohyoid and stylohyoid.

Question 2

Infrahyoid names

Answer 2

Sternohyoid, sternothyroid, thyrohyoid and omohyoid.

Question 3

Sternohyoid distinguishing features

Answer 3

Run sternum to hyoid, rectangular and fairly large.

Question 4

Sternothyroid distinguishing features

Answer 4

Run sternum to thyroid cartilage, somewhat bubbled. Sits inferior to thyrohyoid.

Question 5

Thyrohyoid distinguishing features

Answer 5

Run thyroid cartilage to hyoid, somewhat bubbled. Sits superior to sternothyroid.

Question 6

Omohyoid distinguishing features

Answer 6

Runs scapula to hyoid. Long and narrow.

Question 7

Digastric distinguishing features

Answer 7

2 bellies. Connects to mastoid process.

Question 8

Geniohyoid distinguishing features

Answer 8

Fairly short and narrow. Runs hyoid to chin.

Question 9

Mylohyoid distinguishing features

Answer 9

Broad. Runs hyoid to the underside of the mandible. each side is triangular.

Question 10

Stylohyoid distinguishing features

Answer 10

Fusiform, runs from styloid process to mandible.

Question 11

Posterior sub-occipital muscles

Answer 11

Rectus capitis posterior major and minor, obliques capitis superior and inferior

Question 12

Anterior sub-occipital muscles

Answer 12

Rectus capitis lateralis and anterior.

Question 13

Rectus capitis posterior major origin

Answer 13

Spinous process of C@

Question 14

Rectus capitis posterior major insertion

Answer 14

Lateral portion of the nuchal line.

Question 15

Rectus capitis posterior major actions

Answer 15

Bilaterally extends the head. Unilaterally side bends and rotates the head to the same side.

Question 16

Rectus capitis posterior minor origin

Answer 16

Spinous process of C1

Question 17

Rectus capitis posterior minor insertion

Answer 17

Lateral portion of the nuchal line.

Question 18

Rectus capitis posterior minor actions

Answer 18

Bilaterally extend the head.

Question 19

Obliques capitis superior origin

Answer 19

Transverse process of C1

Question 20

Obliques capitis superior insertion

Answer 20

Lateral occiput

Question 21

Obliques capitis superior actions

Answer 21

Bilaterally extend the head. Unilaterally side bend and rotate the head to the same side.

Question 22

Obliques capitis inferior origin

Answer 22

Spinous process of C2

Question 23

Obliques capitis inferior insertion

Answer 23

Transverse process of C1

Question 24

Obliques capitis inferior actions

Answer 24

Unilaterally rotate the head to the same side.

Question 25

Rectus capitis lateralis origin

Answer 25

Transverse process of C1

Question 26

Rectus capitis lateralis insertion

Answer 26

Basilar surface of the occiput

Question 27

Rectus capitis lateralis actions

Answer 27

Bilaterally flex the head. Unilaterally side bend the head.

Question 28

Rectus capitis anterior origin

Answer 28

Transverse process of C1

Question 29

Rectus capitis anterior insertion

Answer 29

Anterior basilar surface of the occiput

Question 30

Rectus capitis anterior actions

Answer 30

Bilaterally flexes the head. Unilaterally rotates the head to the same side.

Question 31

The sub-occipital triangle is formed by...

Answer 31

RCP major, OC inferior and superior

Question 32

Longus capitis origin

Answer 32

Transverse processes of C3 to C6

Question 33

Longus capitis insertion

Answer 33

Inferior surface of the occiput.

Question 34

Longus capitis actions

Answer 34

Bilaterally flex the head and neck. Unilaterally laterally flex and rotate the head to the same side.

Question 35

Longus colli origin

Answer 35

Transverse processes of C3-C5 and the bodies of C5-T3.

Question 36

Longus colli insertion

Answer 36

Tubercle of the anterior arch of the atlas, the bodies of C@-C4 and transverse processes of C5-6

Question 37

Longus colli actions

Answer 37

Bilaterally flex the head and neck. Unilaterally laterally flex and rotate the head and neck to the same side.

Question 38

Splenius cervicis origin

Answer 38

Spinous processes of T3-T6

Question 39

Splenius cervicis insertion

Answer 39

Transverse processes of C1-C3

Question 40

Splenius cervicis actions

Answer 40

Bilaterally extend the head and neck. Unilaterally laterally flex and rotate the head to the same side.

Question 41

Splenius capitis origin

Answer 41

Inferior half of the ligamentum nuchae and the spinous processes of C7-T4

Question 42

Splenius capitis insertion

Answer 42

Mastoid process and lateral portion of the superior nuchal line.

Question 43

Splenius capitis actions

Answer 43

Bilaterally extend the head and neck. Unilaterally laterally flex and rotate the head to the same side.

Question 44

Longissimus capitis origin

Answer 44

Transverse processes of upper 5 thoracic vertebrae.

Question 45

Longissimus capitis insertion

Answer 45

Mastoid process

Question 46

Longissimus capitis actions

Answer 46

Bilaterally extend the vertebral column. Unilaterally laterally flex the vertebral column.

Question 47

Spinalis capitis origin

Answer 47

Spinous processes of C6-T2

Question 48

Spinalis capitis inserion

Answer 48

Occiput

Question 49

Spinalis capitis actions

Answer 49

Bilaterally extend the vertebral column. Unilaterally laterally flex the vertebral column.