General Anatomy Flashcards
Strongest lig. in the ankle
Deltoid (med. malleolus –> tarsus)
Most commonly injured lig. in the ankle?
Lat. lig. (Lat. malleolus –> tarsus)
Lig. that maintains the longitudinal arch?
Spring AKA Plantar Calcaneonavicular
The Unhappy Triad is damage to what structures?
Med. meniscus
ACL
MCL
What structures make up the portal triad?
Hepatic Artery
Hepatic portal vein
Common bile duct
What connects the ciliary body w/ the crystalline lens of the eye?
Zonule of Zinn
How many bones are in the appendicular skeleton? Axial skeleton?
126; 80 (206 total)
What nerve controls extension of the thumb? Adduction? Flexion?
Ext = Radial Add = Ulnar Flex = Median
M/C fx carpal?
Scaphoid
M/C fx subluxated carpal?
Lunate
What spinal level is the root of the scapular spine located?
T3
If you fx the surgical neck of the humerus, what nerve could you damage?
Axillary nerve
What nerve could you damage if you fx the shaft of the humerus?
Radial nerve
Lister’s tubercle is a locator for which carpal?
Lunate
How many carpals are there?
8
What are the borders of the anatomical snuff box?
Extensor pollicis longus
Extensor pollicis brevis
Abductor pollicis longus
Scaphoid = floor
What nerve passes through the tunnel of Guyon?
Ulnar
What nerve passes through the tarsal tunnel?
Medial Plantar Nerve (branch off tibial)
What arteries branch off the Celiac artery (trunk)?
L gastric
Splenic
Common hepatic
What arteries branch off the inferior mesenteric artery?
L colic
Sigmoid
Sup. rectal
What nerve passes through the lesser sciatic notch?
Pudendal nerve
What bears the weight of the body when seated?
Ischial Tuberosity
Where do the ilium, ischium, & pubis meet?
Acetabulum
What nerve passes by the head of the fibula?
Common peroneal nerve
Which chamber of the heart makes up most of the ant. surface of the heart?
R Ventricle
Which chamber of the heart makes up most of the pos. surface of the heart?
L Atrium
What intercostal space is the apex of the heart located?
5th L intercostal space
What are the branches off the arch of the aorta?
Brachiocephalic
L Common Carotid
L Subclavian
What arteries come off the brachiocephalic?
R Common carotid
R Subclavian
What are the branches off the External Carotid?
Sup. Thyroid (Save) Ascending pharyngeal (A) Lingual (Lady) Facial (Falling) Occipital (Out of a) Pos. auricular (Plane Superficial temporal (Super) Maxillary (Man)
What are the boundaries of the sup. mediastinum?
1st rib
sternal angle
T4-T5 disc
What % of saliva comes from the submandibular gland? parotid gland?
60-70%; 20-30%
Type of cells in the stomach that secrete HCL & IF?
Parietal AKA oxyntic
Type of cells in the stomach that secrete pepsinogen?
Chief AKA zymogenic
Hormone that stimulates hunger?
Ghrelin
How long is the duodenum? Jejunum? Ileum?
~10 in.; ~8 ft; ~12 ft
What is are the folds in the small intestine called?
Plicae Circulare
Epithelial cells in the sm. intestine make what hormone?
CCK (Cholecystokinin)
What is responsible for expansion of the rectum & anus?
Columns of Morgagni
Largest gland in the entire body?
Liver
The L lobe of the liver is divided into what two lobes?
Caudate
Quadrate
What causes the gallbladder to secrete bile?
Stimulation from CCK
What makes the common bile duct?
R & L Hepatic duct
Cystic duct
What are the 4 sinuses?
Frontal
Ethmoid
Sphenoid
Maxillary