Maxillary artery

Question 1

How can damage to anterior branch of middle meningeal artery lead to paralysis of opposite half of the body?

Answer 1

Damage causes extradural hematoma since it is extradural as are all the branches of the maxillary artery including the artery itself. This compresses the precentral gyrus which is the motor area, leading to contralateral paralysis

Question 2

Which branch of the middle meningeal artery is damaged when it is involved in extradural hematomas?

Answer 2

anterior branch

Question 3

The middle meningeal artery enters cranial cavity via which foramen

Answer 3

Foramen spinosum

Question 4

5 structures supplied by maxillary artery

Answer 4

maxillary air sinus 
palate 
external and middle ear cavity
auditory tube
muscles of mastication

Question 5

Extent of 1st, 2nd, and 3rd parts of maxillary artery

Answer 5

1st part - from neck of mandible to lower border of lower head of lateral pterygoid on sphenomandibular ligament

2nd part - superficial or deep to lower head of lateral pterygoid

3rd part - from between two heads of lateral pterygoid to where it terminates in the pterygopalatine fossa