Lecture 10: Organization Of Thoracic Limb And Scapula Flashcards
Brachium =
Arm
Antebrachium =
Forearm
Carpus =
Wrist
Manus =
Forepaw
What joint is the yellow circle
Shoulder joint
- Glenn huméral joint
What joint is in pink
Elbow - huméral ulnar and radio-huméral joints
What joint is in green
Wrist - radio-carpal; inter carpal; carpo-metacarpal joints
What joint is in brown
Metacarpal-phalangeal joints
What are the three elements of the pectoral girdle found in reptiles and birds
Scapula
Coracoid
Clavicle
In mammals, the clavicle connects limbs to the _____
Thorax
In most quadrupedal mammals, is the clavicle intact?
- no, reduced or absent
- no bony attachment of limb to axial skeleton
What composes the Gleno-humeral joint?
Head of humerus (blue)
Glenoid of scapula (pink)
What are the extrinsic muscles of the shoulder
- trapezius
- omnotransversarius
- rhomboideus
- serratus ventralis
- brachiocephalicus
- pectoralis superficialis
- pectoralis profundis
- latissimus dorsi
What spinal cord segments are associated w/ the suprascapular musculocutaneous nerve
C6 and C7
What spinal cord segments are associated w/ the axillary nerve
C7 and C8
What spinal cord segments are associated w/ the radial nerve
C7, C8, T1
What spinal cord segments are associated w/ the median ulnar nerve
C8 and T1
The axillary artery is a continuation of the ?
Subclavian artery
The brachial a. Is a continuation of the ?
Axillary artery
What do the branches of the brachial artery supply ?
Arm and proximal forearm
What do the branches of the axillary artery supply
Scapula, axillary and proximal humerus
The median artery is the continuation of the ______ into the forelimbs
Median artery is a continuation of the brachial artery
The branches of the carpal and metacarpal arteries supply ?
Palmar foot
The common interosseous a. Is the last branch of the ______ artery
Brachial
The median artery is a continuation of the ______ into the forelimbs
Branchial artery
