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Anatomy - BAM > Final: Lecture 11 > Flashcards

Final: Lecture 11 Flashcards

0
Q

Axial Skeleton

A

-cranium plus vertebral column

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1
Q

Cervical Vertebral Column Movements

A
  • Flexion and extension
  • lateral flexion
  • rotation (greatest)
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2
Q

The atlas rotates around the….

A

-Dens (odontoid) process

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3
Q

Thoracic Outlet Syndrom

A
  • an extra rib in the lower cervical region that can cause impingement of large vessels or nerves
  • can also be caused by fractured clavicle, extra muscle or scar tissue, bad posture in head and shoulders, and anatomical variation
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4
Q

Transverse process

A

-facets for ribs (except T1 and T12)

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5
Q

Cervical Vertebral Column

A

Body: small wider side to side
Spinous Process: short, bifid, project posteriorly
Foramen: triangular
Transverse: have foramina
Superior/Inferior articular processes: directed superoposteriorly
Movements: flexion/extension, lateral flexion, rotation (greatest)

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6
Q

Thoracic Vertebral Column

A

Body: larger, heart-shaped, costal facets
Spinous: long & sharp, project inferiorly
Foramen: circular
Transverse process: facets for ribs (except T1 and T12)
Superior/Inferior articular process: superior directed post, inferior anterior
Movements: rotation, lateral flexion is limited, flexion/extension prevented

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7
Q

Lumbar Vertebral Column

A

Body: massive, kidney-shaped
Spinous process: short & blunt, rectangular, projects posteriorly
Foramen: triangular
Transverse process: thin and tapered
Superior/inferior articular process: superior posteromedially, inferior anterolaterally or laterally
Movements: flexion/extension, some lateral flexion, rotation prevented

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8
Q

Sacrum and Coccyx

A
  • sacrum comprised of 5 fused vertebrae
  • strength and stability to pelvis
  • houses and anchors inferior part of spinal cord
  • attaches to end are 3-4 small fused vertebrae called coccyx (tail bone)
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9
Q

Which two bones make up the pectoral girdle?

A

-clavicle and scapula

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10
Q

What are the upper limb muscles that attach to the clavicle?

A

-pectoralis major, subclavius, trapezius, and deltoid

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11
Q

Coracoid process of Scapula are…

A
  • short head of biceps brachii
  • coracobachialis
  • pectoralis minor
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12
Q

What muscles make up your rotator cuff?

A

-supraspinatus, infraspinatus, and teres minor

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13
Q

What muscle lets you raise your arm the last bit upward?

A

-serratus anterior

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14
Q

Humerus head

A

-articulates with glenoid of scapula

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15
Q

Humerus lesser tubercle

A

-attachment of subscapularis

16
Q

Humerus greater tubercle

A

-attachment of rest of rotator cuff muscles

17
Q

Humerus bicipital groove (intertubercular sulcus)

A

-for long tendon of biceps brachii

18
Q

Humerus deltoid tuberosity

A

-attachment of deltoid muscles

19
Q

Humerus midshaft

A

-provides attachment for coracobrachialis and brachialis muscles

20
Q

Bicipital Groove (intertubercular sulcus)

A
  • long tendon of biceps brachii

- between greater and lesser tubercles

21
Q

Deltoid Tuberosity and Midshaft of Humerus

A
  • DT insertion for deltoid muscle
  • brachialis originates on the anterior aspects of midshaft
  • coracobrachialis inserts on medial aspects of midshaft
22
Q

Distal Humerus

A
  • Medial epicondyle provides origin for wrist and finger flexors (common flexor origin)
  • Lateral epicondyle provides origin for wrist and finger extensors (common extensor origin)
  • articulation with radius and ulna forms elbow joint
23
Q

Medial epicondyle of humerus, flexor or extensor?

A
  • Common flexor origin

- Lateral Extensor

24
Q

Head of radius

A

-articulates with capitulum of humerus and radial notch or ulna

25
Q

Radial tuberosity

A

-provides attachment site for biceps brachii tendon (flexor and extensor)

26
Q

Radial shaft

A

-provides attachment sites for pronators and supinators of forearm, as well as some flexors and extensors of wrist and fingers

27
Q

Distal end of radius

A

-articulates with the scaphoid and lunate carpal bones

28
Q

Trochlear notch of ulna (semilunar notch)

A

-articulates with trochlea of humerus to form the stable hinge joint of elbow

29
Q

Coronoid process of ulna

A

-provides insertion point for brachialis and origin for pronator teres

30
Q

Olecranon process of ulna (elbow)

A

-provides insertion for the triceps tendon

31
Q

Ulnar shaft

A

-provides origin for pronator quadratus and supinator as well as digital extensors

32
Q

Distal ulna

A

-does not articulate with the carpal bones

33
Q

Flexors and extensors of the wrist have their insertions on the _______

A

-Carpals

34
Q

Flexors and extensors of the digits have their insertions on _________.

A

-phalanges

35
Q

The intrinsic muscles of the hand mostly originate and insert on _______, but some insert on structures associated with phalanges.

A

-metacarpals

Anatomy - BAM (10 decks)

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