Head, Neck, Back and Spine

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

IDENTIFY: where does the scalenus anterior and the scalenus medius insert?

1st rib

The bones of the skull is composed of how many cranial bones and facial bones?

8 cranial bones and 14 facial bones

TRUE OF MUSCLES OF ABDOMINAL WALL EXCEPT; A. Anteriorly, a horizontal line separating the two sides of rectus abdominis is termed as linea alba which extends from the xiphoid process to the pubis B. The muscles of the anterior abdominal wall flex and rotate the vertebral column C. The external oblique originate on the lower eight ribs D. Rectus abdominis is supplied by the lower six thoracic nerves

A. (Anteriorly, a horizontal line separating the two sides of rectus abdominis is termed as linea alba which extends from the xiphoid process to the pubis)

TRUE OF CERVICAL VERTEBRAE: A. Smallest and most mobile of all movable vertebrae B. Superior articular process faces superiorly and anteriorly C. Has no body D. Vertebral canal is circular shaped

A. (Smallest and most mobile of all movable vertebrae)

TRUE OF VERTEBRAL COLUMN EXCEPT: A. Can be divided into 5 regions (8 cervical vertebrae, 12 thoracic, 5 lumbar, 1 fused sacral and 1 coccygeal) B. Supports the weight of the head and trunk C. Allows spinal nerves to exit at the spinal cord D. Permits movement of the head and trunk

A. Can be divided into 5 regions (8 cervical vertebrae, 12 thoracic, 5 lumbar, 1 fused sacral and 1 coccygeal)

IDENTIFICATION: It is the point by which the lambdoid, parietomastoid, and occipitomastoid sutures meet.

Asterion

TRUE OF INTERVERTEBRAL DISC: A. Accounts to 35% of the height of vertebral column B. Under compression, the discs flatten and broaden C. Each disc has an inner fibrocartilage ring called annulus fibrosis and an outer soft,pulpy, highly elastic substance called the nucleus pulposus D. Both b and c

B. (Under compression, the discs flatten and broaden)

MULTIPLE CHOICE: true of Temporomandibular joint (A. biaxial B. articulates on the mandibular condyle and mandibular fossa of temporal bone C. both A and B D. NOTA)

C. Both A&D

Which vertebrae has a large and heart shaped body? A. Atypical thoracic vertebrae B. Lumbar vertebrae C. Typical thoracic vertebrae D. Cervical vertebrae

C. typical thoracic vertebrae

what refers to the skull without the mandible?

Cranium

TRUE OF MUSCLES OF THORAX A. The diaphragm is supplied by the phrenic nerve B. Levatores Costarum and Serratus Posterior superior both raise the ribs C. Intercostal nerve supplies external and internal intercostal muscles together with the innermost intercostal muscle. D. All of the above

D. (All of the above)

TRUE OF OCCIPITOFRONTALIS: A. The occipital belly and frontal belly have different nerve supply B. Moves scalp on skull and raises eyebrows C. Both bellies insert on the epicranial aponeurosis D. Both B and C

D. (both B & C)

IDENTIFICATION: These are the largest and most prominent group of back muscles; What are the Erector Spinae Muscles; Transversospinalis Muscles; Short Segmental Muscles

Erector Spinae; Spinalis group Longissimus group Iliocostalis group; Semispinalis group Multifidus Rotatores; Interspinales intertransversarii

it carries sound to the ear; it is an opening through which facial nerve and vestibulocochlear pass

External Auditory Meatus; Internal Auditory Meatus

IDENTIFICATION: Elevate the ribs during quiet resting inhalation ; These muscles elevate the first 2 ribs during forceful inhalation

External Intercostals; Scalene Muscles

TRUE OR FALSE: nasal bones form the bridge of the nose and are thin rectangular bones fused laterally.

False, Fused Medially

TRUE OR FALSE: in and embryonic vertebral column, the entire length of the column is in lordosis

False, it is in Kyphosis

TRUE OR FALSE: the infrahyoid muscles include the omohyoid, sternohyoid, sternothyroid and stylohyoid muscles.

False, it should be Thyrohyoid NOT Stylohyoid

IDENTIFICATION: Iliacus is supplied by the?

Femoral nerve

ANALOGY: it forms the posterior ⅓ of the hard palate.; It forms the part of the lateral nasal wall

Horizontal plate; Vertical Plate

Anterior Triangle of the neck:

Muscular triangle Carotid triangle Submandibular (digastric) triangle Submental triangle

IDENTIFICATION: it is a point on the middle of the nasofrontal suture.

Nasion

It forms the skull's posterior wall and base ;It lies between the sphenoid and nasal bones ; It forms the inferolateral aspects of the skull parts of the cranial base

Occipital bone; Ethmoid Bone; Temporal bone

what is termed as the thick portion of temporal bone?

Petrous portion

TRUE OR FALSE: the movement occurring at the zygapophyseal joint is mainly sliding movements.

True

TRUE OR FALSE: the nerve supply of buccinator, mentalis, and depressor angularis oris is the facial nerve.

True

ANALOGY: JOINT MOVEMENTS Atlanto-occipital joint Atlanto axial joint Intervertebral and zygapophyseal joints

head flexion;extension, lateral flexion; head rotation; neck/trunk flexion-extension, lateral flexion and rotation

IDENTIFICATION: In this alignment, describes a curve that is concave anteriorly and convex posteriorly.

kyphosis

ANALOGY: TRANSVERSE PROCESS PROJECTION Typical thoracic vertebrae; Lumbar vertebrae

project horizontally and slightly posterior; project laterally

what fossa contains the pituitary gland?

sella turcica


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