Anatomy - Practical 1 :osteology;anterior Chest Wall

Question 1

which fossa is found on the anterior surface of the scapula

a. subscapular
b. infraspinoous
c. glenoid
d. supraspinous

Answer 1

a subscapular

Question 2

what fossa is found on the scapular superior to the spine of the scapula ?

a. glenoid
b. subscapular
c. supraspinous
d. infraspinous

Answer 2

c.supraspinous

Question 3

which tubercule of the humerus is most lateral?

a. greater
b. lesser
c. intertubercular groove
d. glenoid

Answer 3

a greater

Question 4

the proximal humerus has 2 necks which of these is the most proximal?

a. surgical
b. anatomical

Answer 4

b.anatomical

Question 5

What fossa is found on the posterior of the distal humerus?

a. glenoid
b. olecranon
c. supraspinous
d. subscapular

Answer 5

b.olecranon

Question 6

which fossa found on the anterior surface of the distal humerus is most medial?

a. olecranon
b. supraspinous
c. coronoid
d. radial

Answer 6

c.coronoid

Question 7

a patient complains of pain in the elbow after a fall. when asked the location of the pain they state the ‘pointy part on the inside of the elbow’ which structure does this refer to?

a. medial epicondyle
b. capitulum
c. lateral epicondle
d. trochlea

Answer 7

a. medial epicondyle

Question 8

patient has fracture in the trochlea of the distal humerus which fossa is most likely to be damaged?

a. coranoid
b. radial
c. olecranon
d. glenoid

Answer 8

a.coranoid

Question 9

which of these groups of muscles make up the anterior axio appendicular muscles?

a. pectoralis major pectoralis minor serratus anterior subclavius
b. teres minor, subscapularis, supraspinatous, infraspinatous
c. splenius capitus splenius cervicus
d. iliocostalis, longissimus, spinalis

Answer 9

a. pectoralis major, pectoralis minot, serratus anterior, subclavius

Question 10

the anterior axioappendicular muscles are made up of pectoralis major, pectoralis minor, serratus anterior and which other muscle?

a. teres minor
b. teres major
c. subclavius
d. subscapularis

Answer 10

c.subclavius

Question 11

patient presents with somatic nociceptive pain centred around the superior anterior chest extending to the inferior shoulder. The muscle which is damaged is found to be the pectoralis major muscle. This muscle inserts into the intertubercular groove of the humerus. from which 3 points does it arise?

a. lateral clavicle, sternum, costal cartilages 1-6
b. medial clavicle, sternum, costal cartilages 1-6
c. medial clavicle,scapula, costal cartilages 1-6
d. medial clavicle, sternum, costal cartilages 1 -7

Answer 11

b.medial clavicle, sternum, costal cartilages 1-6

Question 12

patient unable adduct and medially rotate their arm near the shoulder. Which of the anterior axioappendicular muscles is responsible for this action?

a. pec major
b. pec minor
c. subsclavius
d. serratus anterior

Answer 12

a.pec major

Question 13

a patient damages their pectoralis major muscle after sports injury. They can no longer flex this muscle. Which part is responsible for this action?

a. sternocostal head
b. pectoral nerve
c. clavicular head
d. intertubercular groove insertion

Answer 13

a.clavicular head

Question 14

which nerves supply the anterior axio appendicualr muscle that consists of the clavicular head and sternocostal head ?

a. axillary and ulnar
b. musculocutaneous and radial
c. median and musculocutaneous
d. medial and lateral pectoral

Answer 14

d. medial and lateral pectoral (pec major)

Question 15

Pectoralis minor attaches from the coracoid process to which ribs? 
a.3,4,5 
b. 1,2,3
c,4,5,6
d.3,4,5,6

Answer 15

a.3,4,5

Question 16

which nerve supplies the pectoralis minor muscle?

a. axiallry
b. median
c. medial pectoral
d. lateral pectoral

Answer 16

c.median pectoral

Question 17

serratus anterior acts to draw the scapula forward it arraches to ribs 1-8 and which surfaces of the scapula ?

a. lateral border, superior border
b. medial border, lateral angle
c. medial border, inferior angle
d. superior angle, superior angle

Answer 17

c.medial border, inferior angle

Question 18

which nerve supplies the anterior axioappendicular muscle that connects to ribs 1-8 and the medial border and inferior angle of the scapula?

a. long thoracic
b. medial pectoral
c. lateral pectoral
d. axillary

Answer 18

a. long thoracic (serratus anterior)

Question 19

patient presents with winged scapula. which muscle and nerve is most likely to be damaged?

a. pec major, medial pectoral
b. serratus anterior, long thoracic
c. pec minor, medial pectoral

Answer 19

b. serratus anterior, long thoracic