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Lower Anatomy
Topic #3-1
263
Medical
Professional
01/20/2008

Additional Medical Flashcards

 


 

Cards

Term
What 4 bones compose the pelvis?
Definition

-2 pelvic (hip) bones, the os coxae

-1 sacrum

 -1 coccyx 

Term
What is the function of the pelvis?
Definition

contain and protect pelvic organs

-aid in locomotion via force transfer 

Term
What bones is the pelvic girdle made up of?
Definition
2 pelvic bones
Term
what is the function of the pelvic girdle?
Definition
attach lower limb to the trunk
Term
Give 3 characteristics of the sacrum?
Definition

-forms a primary curvature of spinal column-same direction as fetal curvature

-5 vertebrae fused into one wedge-shaped bone

-recognized by its distinctive shape 

Term
Describe the Base of the sacrum?
Definition

superior end

-articulates with L-5 vertebra 

Term
Describe the Apex of sacrum?
Definition

inferior end

-articulates with coccyx 

Term
Describe the coccyx (tail bone)?
Definition
4 vertebrae fused into 2 or 3 segments
Term
Describe the base of the coccyx (tail bone)?
Definition

superior end

-articulates with apex of the sacrum 

Term
Describe the apex of the coccyx?
Definition
inferior end
Term
describe the anterior surface of the sacrum?
Definition
concave side to side and superior to inferior
Term
describe the anterior transverse ridges?
Definition

-formed by fusion of the vertebral bodies

-last area in the body to complete ossification 

Term
what is the last area in the body to complete ossification?
Definition
anterior transverse ridges
Term
how many anterior transverse ridges or sacrum are there?
Definition
4
Term
What allows the passage of the ventral rami s-1 through s-4
Definition
anterior sacral foramina
Term
Where are the holes of the sacral foramina?
Definition
holes at anterolateral sacral canal
Term
describe the position of the sacral promontory?
Definition

anterior superior edge of S-1 vertebra

-projects in anteroinferior direction in body  

Term
describe the location of the sacral alae anteriorally?
Definition

expansions from the base, laterally

-the fused transverse processes of S-1 vertebrae 

 

Term
What features does the coccyx have anteriorly?
Definition
no true features
Term
What allows for the passage of the cauda aquina on the posterior surface of sacrum?
Definition

sacral canal

(spinal canal of the sacrum) 

Term
posteriorly what forms the midline projection from sacrum?
Definition
Median sacral crest
Term
the fused spinous processes of s-1 through s-4 posterior surface of sacrum is called?
Definition
median sacral crest
Term

posterior surface of sacrum-what is the inferior opening of the sacral canal called?

(passage of meninges and spinal nerves) 

Definition
Sacral Hiatus
Term
Posteriorly on sacram what is formed by the lamina from S-5 that do not fuse?
Definition
Sacral Hiatus
Term

What are the small projections at the lateral margins of the sacral hiatus called?

 

What is it formed by? 

Definition

Sacral Cornu

 

ligamentous attachment 

Term
What is for the passage of dorsal rami S-1 through S-4 in sacrum?
Definition
posterior sacral foramina
Term
Describe the position of the intermediate sacral crest?
Definition
projection at the medial edge of the dorsal sacral foramina, and lateral to the median sacral crest
Term
what is formed by fusion of the superior and inferior articular processes
Definition
intermediate sacral crest
Term
Describe the sacral groove on posterior surface of sacrum
Definition

depressed area between median and intermediate sacral crests

-formed by fusion of the vertebral laminae S-1 through S-4 

Term
Describe the lateral sacral crest?
Definition

projection lateral to the dorsal sacral foramina

-formed by fusion of the transverse processes 

Term
What is the coccygeal Cornu and what does it do?
Definition

superior articular processes of Co-1 verterbra

-articulate with sacral cornu via ligamentous attachment 

Term
on the anterior part of the lateral surface, articulates with the pelvic bone?
Definition
auricular surface
Term
Where are the primary center centers of ossification of the sacrum?
Definition
one in each vertebral body, one in each segment of the lateral masses, one in each of the lamina (around the sacral canal)
Term
when do the primary centers of ossification appear in the sacrum?
Definition
all present at birth
Term
When do the secondary centers of ossification of the sacrum appear?
Definition
appear between puberty and age 20 years
Term
When are the seconday centers of ossification fused by?
Definition
all fused by age 25 except transverse ridges which take until middle age
Term
The pelvic bone is also called the?
Definition
os coxa or innominate bone
Term
describe the articulations of the pelvic bone
Definition

-posteriorly with the lateral surface of the sacrum

-anteriorly with the symphyseal surfaceof the other pelvic bone

-laterally with the femoral head  

Term
the pelvic bone is composed of ?
Definition

three bones fused into one

-recognized by its distinctive shape 

Term
The large superior portion of the pelvic bone is called?
Definition
Ilium (not ileum)
Term
The Central part (more inferior) of the Ilium is called?
Definition
iliac body
Term
the wing (large flattened part) of ilium is called?
Definition
Iliac ala
Term
The posteroinferior portion of the pelvic bone is?
Definition
ischium
Term
the posterosuperior part of Ischium ; triangular in a cross-sectional view is called?
Definition
ischial body
Term
the external surface of ischial body; faces laterally is called?
Definition
femoral surface
Term
the internal surface of ischial body; faces medially is called
Definition
pelvic surface
Term
the posterior surface of ischium is called
Definition
dorsal surface
Term
the anteroinferior projection of ischium is called?
Definition
ischial ramus
Term
the anterior surface of ischial ramus faces ____ and is _____ to touch
Definition
laterally, rough from soft tissue attacment
Term
the posterior surface of ischial ramus faces ____ and is ____to touch
Definition
faces medially, and is smooth area
Term
the anteroinferior portion of the pelvic bone is called?
Definition
pubis
Term
the large anteromedial part of pubis is called?
Definition
pubic body
Term
what is the flattened medial surface of the body of pubis called
Definition
symphyseal surface
Term
what does the symphyseal surface of pubis articulate with
Definition
articulates with the other symphyseal surface at the pubic symphysis
Term
the anterior/external surface of pubic body is called?
Definition
femoral surface
Term
teh posterior/internal surface of pubic body is called?
Definition
pelvic surface
Term
the superior posterolateral projection of the pubis is called?
Definition
superior pubic ramus
Term
the anterior surface at the medial end of superior pubic ramus which spirals to an inferior position at the lateral end and is the continuation of the femoral surface of the body is?
Definition
obturator surface
Term
the superior surface of superior pubic ramus is called?
Definition
pectineal surface
Term
the pectineal surface of the superior pubic ramus is ____ medially and expands _____?
Definition
narrow, laterally
Term
the internal surface of the superior pubic ramus is called?
Definition
pelvic surface
Term
the pelvic surface of the superior pubic ramus is ____ medially and narrows _____?
Definition
wide, laterally
Term
the inferoposterolateral projection of pubis is called?
Definition
inferior pubic ramus
Term
what makes up the conjoined ramus or ischiopubic ramus?
Definition
the inferior pubic ramus and the ischial ramus
Term
the inferior pubic ramus joins the ?
Definition
ischial ramus
Term
T/F on the pubis one can distinguish one bone from the other after fusion?
Definition
false
Term
most patients call this the hip bone?
Definition
the iliac crest
Term
the superior border of the ilium or the of the iliac ala, can be palpated along its entire length is called?
Definition
the iliac crest
Term
the anterior rounded end of the iliac crest
Definition
anterior superior iliac spine (ASIS)
Term
T/F the ASIS can be palpated?
Definition
true
Term
what is often used as a refernece point to measure limb length
Definition
anterior supeior iliac spine (ASIS)
Term
what is the function for the ASIS?
Definition
for attachment of ligaments and muscle
Term
the posterior rounded end of the iliac crest is called?
Definition
posterior superior iliac spine (PSIS)
Term
T/F the PSIS can be palpated?
Definition
True, but may be difficult
Term
what lies beneath the skin dimple at the low back
Definition
PSIS
Term
what is the function of the PSIS?
Definition
for attachment of ligaments and muscle
Term
the small projection on the anterior border of the ilium just inferior to the anterior superior iliac spine is called?
Definition
anterior inferior iliac spine (AIIS)
Term
how can the AIIS be palpated?
Definition
just medial and inferior to the anterior superior iliac spine depending upon weight
Term
what is the function of AIIS?
Definition
for attachment of muscle and ligament
Term
the small projection on the posterior border of the ilium just inferior to the posterior superior iliac spine?
Definition
posterior inferior iliac spine (PIIS)
Term
the flattened internal or pelvic surface of the ala (wing) of the ilium is called?
Definition
iliac fossa
Term
what is the function of the iliac fossa?
Definition
for attachement to muscle
Term
the roughened area on the posteromedial surface of the ilium, posterior to the iliac fossa and anterior to the PSIS is called?
Definition
Iliac tuberosity
Term
what is the function of the iliac tuberosity?
Definition
for the attachment of ligaments
Term
the synovial joint surface on the posteromedial surface of the ilium, posterior to the iliac fossaand inferior to the level of the PSIS
Definition
auricular surface
Term
what is the function of the auricular surface?
Definition
for articulation with the auricular surface of the sacrum at the sacroiliac joint
Term
the small sharp projection on the posterior border of the ischium is called?
Definition
ischial spine
Term
what is the postition of the ischial spine and its function?
Definition

inferior to the PSIS

- for attachment of ligament

Term
the large cancavity posteriorly of pelvic bone is called?
Definition
greater sciatic notch
Term
what is the location of the greater sciatic notch?
Definition
intermediate to the PSIS and the ischial spine
Term
what is the function of the greater sciatic notch?
Definition
allows passage of neurovascular structures and the piriformis muscle
Term
the greater sciatic notch is closed by what to form what?
Definition
closed by sacrospinous ligament to form the greater sciatic foramen
Term
the large blunt projection on the posterior inferior aspect of ischium is called?
Definition
Ischial tuberosity
Term
weight bearing when seated; the area of problem when 'saddle sore'
Definition
ischial tuberosity
Term
how can the ischial tuberosity be palpated?
Definition
can be palpated through the soft tissue at the inferomedial gluteal region
Term
what is the function of the ischial tuberosity?
Definition
for attachment of ligament and muscles
Term
the small concavity intermediate to the ischial spine and the ischial tuberosity is called?
Definition
lesser sciatic notch
Term
the lesser sciatic notch is closed by _____ to form _____?
Definition
closed by the sacrotuberous ligament to form the lesser sciatic foramen
Term
what is the function of the lessser sciatic foramen?
Definition
allows passage of neurovascular structures and obturator internus m.
Term
the large hole in the pelvic bone formed by the ischial ramus, ischial body, the pubic body, and pubic rami is called?
Definition
obturator foramen
Term
the small roughened ridge at the anterior surface of the pubis is called?
Definition
pubic crest
Term
this extends from the symphyseal surface to the pubic tubercle
Definition
pubic crest
Term
how can the pubic crest be palpated?
Definition
at the anteroinferior aspect of the abdomen
Term
what is the function of the pubic crest?
Definition
for attachement of ligament and muscle
Term
the small prominence at the lateral edge of the pubic crest is called?
Definition
pubic tubercle
Term
how can the pubic tubercle be palpated?
Definition
can be palpated about 1" from the median plane
Term
what is the function of the pubic tubercle?
Definition
for attachment of ligaments
Term
what seperates the iliac body and ala?
Definition
arcuate line
Term
the border between the pectineal and pelvic surfaces of the pubis is called?
Definition
Pecten pubis/ pectineal line
Term
describe the location of the pecten pubis/ pectineal line?
Definition
continuous with the arcuate line of the ilium via the iliopectineal line
Term
a rise located at the junction of the iliac body and the superior pubic ramus is called?
Definition
iliopectineal eminence/ iliopubic eminence
Term
the iliopectineal line transverses its medial edge and connects the pectineal line with the arcuate line?
Definition
iliopectineal eminence/ iliopubic eminence
Term
central at the inferior part of the superior ramus of the pubis is called?
Definition
obturator groove/ obturator sulcus
Term
where is the obturator groove/ sulcus located?
Definition
at the superior edge of the obturator formamen
Term
what is the function of the obturator groove/sulcus?
Definition
allows passage of neurovascular structures
Term
the obturator groove/sulcus is closed to what by what?
Definition
closed to the obturator canal by the obturator membrane
Term
the flat surface on the medial surface on the pubic body is called?
Definition
symphyseal surface
Term
what is the function of the symphyseal surface?
Definition
for articulation with the symphyseal surface of the opposite pelvic bone at the pubic symphysis, a secondary cartilagionous joint
Term
a prominence at the lateral lip of the iliac crest 1" to 2" posterior to the ASIS is called?
Definition
iliac tubercle
Term
how is the iliac tubercle palpated?
Definition
can often be palpated at the superior lateral margin of the iliac crest
Term
what is the function of the iliac tubercle?
Definition
for attachement of ligaments and muscles
Term
shortest marking line on the external iliac ala?
Definition
posterior gluteal line
Term
what is directed anteroinferiorly from near the PSIS to the level of the PIIS?
Definition
posterior gluteal line
Term
what is the function of the posterior gluteal line?
Definition
seperates muscle attachements
Term
longest and most distinct marking line on external iliac ala
Definition
anterior gluteal line
Term
describe the path of the anterior gluteal line?
Definition
directed posterioinferiorly from the iliac tubercle to the superior margin of the greater sciatic notch
Term
T/F the anterior gluteal line sometimes continues anteriorly to the ASIS
Definition
true
Term
what is the function of the anterior gluteal line?
Definition
seperates muscle attachments
Term
what is the least defined marking line on the external iliac ala
Definition
inferior gluteal line
Term
describe the path of the inferior gluteal line?
Definition
directed posteriorly from intermediate to the ASIS and the AIIS to the greater sciatic notch
Term
what is the function of the inferior gluteal line?
Definition
seperates muscle attachments
Term
the large cup-like depression where the three bones meet is called?
Definition
acetabulum
Term
what does the acetabulum articulate with?
Definition
articulates with the femur at the hip joint
Term
what kind of joint is the acetabulum?
Definition
a synovial spheroid joint
Term
the superior part of the acetabulum is formed by what and is what percentage?
Definition
formed by body of ilium - 40%
Term
the posterior inferior part of the acetabulum is formed by what and is what percentage?
Definition
formed by the body of the ischium - 40%
Term
the anterior inferior part of the acetabulum is formed by what and is what percentage?
Definition
formed by the superior pubic ramus - 20%
Term
the smooth, crescent-shaped, synovial articular surface of teh acetabulum is called?
Definition
lunate surface
Term
what is the function of the lunate surface of the acetabulum?
Definition
for articulation with the femoral head
Term
the roughened central depression within the acetabulum is called?
Definition
acetabular fossa
Term
the acetabular fossa is formed by what?
Definition
mostly by the ischial body
Term
what is the function of the acetabular fossa?
Definition
for passage of ligament and neurovascular structures
Term
the depressed area between the ends of the lunate surface is called?
Definition
acetabular notch
Term
the acetabular notch is formed by?
Definition
formed mostly by the ischial body
Term
how is the acetabular notch closed?
Definition
closed to the acetabular foramen by the transverse acetabular ligament
Term
what is the function of the acetabular notch?
Definition
for the passage of neurovascular structures
Term
the outer, raised edge of the acetabulum is called?
Definition
acetabular rim
Term
what is the function of the acetabular rim?
Definition
for attachment of ligaments and muscle
Term
the sharp border between the pectineal and obturator surfaces of the pubis is called?
Definition
Obturator crest
Term
describe the location of the obturator crest?
Definition
at the anterior edge of the obturator groove
Term
How many ossification centers does the pelvic bone have?
Definition

3 primary centers  and 4 secondary centers

Term
Where are the 3 primary centers of ossification of the pelvic bone located?
Definition
ilium, ischium, and pubis
Term
When does the primary center appear in the ilium and where is it located?
Definition

appears near the 9th fetal week

-in the iliac ala 

Term
When does the primary center appear in the ischium and where is it located?
Definition

appears early 4th fetal month

-in the ischial body 

Term
When does the primary center appear in the pubis and where is it located?
Definition

appears late 4th fetal month

-in the superior pubic ramus 

Term
WHere are secondary ossification centers of the pelvic bone located?
Definition
iliac crest, acetabulum, pubic body, ischial tuberosity
Term
when do the secondary ossification centers of the pelvic bone appear?
Definition
appear near puberty and fuse from ages 15 to 25 years
Term
the anatomic position in a living being of the pelvis is?
Definition
is situated so the ASIS and the pubic tubercles lie in the some coronal/frontal plane
Term
the anatomic position of the pelvis appears to be tilted?
Definition
forward
Term
the entrance to the true pelvis is called?
Definition
Brim of the pelvis/ Pelvic Inlet
Term
the structures that divide the pelvis into superior and inferior portions is called?
Definition
Brim of pelvis/ pelvic inlet
Term
the continuous line of the lateral and anterior walls of the pelvis, internally is called?
Definition
linea terminalis
Term
the linea terminalis is formed by?
Definition

four separate structures that align end to end:

-arcuate line

-iliopectineal line

-pectineal line / pecten pubis

-pubic crest 

Term
across the sacral promontory and sacral alae (from one arcuate line to the other arcuate line) is called?
Definition
imaginary line
Term
across the symphysis pubis, from one pubic crest to the other pubic crest is called?
Definition
imaginary line
Term
the pelvic area superior to the pelvic brim is called?
Definition
Greater pelvis/ false pelvis
Term
what is the location of the false pelvis?
Definition
located superior and anterior to the lesser pelvis
Term
the greater pelvis/false pelvis is formed primarily by ?
Definition
the iliac alae
Term
the pelvic area inferior to the pelvic brim is called?
Definition
Lesser pelvis/ true pelvis
Term
What is the location of the lesser pelvis/true pelvis?
Definition
located posterior and inferior to the greater pelvis
Term
what is the lesser pelvis/true pelvis formed by?
Definition
formed by the pubic bones, ischial bones, iliac bodies, sacrum and coccyx
Term
the inferior opening (exit) of the true pelvis is called?
Definition
Pelvic outlet
Term
the border between the pelvis and perineum is called?
Definition
Pelvic outlet
Term
the pelvic outlet is usually ____ in females for ____?
Definition
larger, childbirth
Term
the bone of the thigh is called?
Definition
the femur
Term
the femur is recognized by?
Definition
the angled head and the trochanters
Term
the largest bone in the body is the?
Definition
femur
Term
the smooth ball-like knob of the femur is called?
Definition
head/ proximal epiphysis
Term
the proximal epiphysis/head of the femur articulates with?
Definition
the os coxa at the lunate surface of teh acetabulum
Term
the depression at the medial edge of the femur is called?
Definition
Fovea Capitus Femoris
Term
what is the function of the fovea capitus femoris?
Definition
for attachment of ligament and passage of vessel
Term
the cylindrical part connecting the head with the body (shaft) of femur is called?
Definition
the neck
Term
the large lateral bony projection at the junction of the neck and shaft is called
Definition
greater trochanter / trochanter major
Term
the greater trochanter can be palpated how?
Definition
can be palpated at the lateral aspect of hip
Term
what is the function of the greater trochanter/trochanter major?
Definition
for attachment of ligament and muscle
Term
small posteromedial projection at the junction of the neck and shaft of femur is called?
Definition
lesser trochanter/ trochanter minor
Term
what is the function of the lesser trochanter/ trochanter minor?
Definition
for attachment of muscle
Term
ridge from greater trochater to just inferior to the lesser trochanter is called?
Definition
Intertrochanteric line
Term
what is the function of the intertrochateric line?
Definition
for attachment of ligament and muscle
Term
the smooth, cylindrical area of femur is called?
Definition
shaft / diaphysis
Term
inferior end of the femur is called?
Definition
Distal Extremity/ Distal Epiphysis
Term
what is the function of the distal extremity/epiphysis of femur?
Definition
primarily smooth for articulation with the tibia at the knee joint
Term
the superior end of the femur is called?
Definition
Proximal Extremity
Term
what kind of joint is the medial condyle?
Definition
a synovial bycondylar joint
Term
the medial part of the epiphysis of the femur is called?
Definition
medial condyle
Term
how is the medial condyle palpated?
Definition
can be easily palpated at the medial aspect of the knee joint
Term
the prominence on the medial aspect of the medial condyle of the femur is called?
Definition
medial epicondyle
Term
how can the medial epicondyle be palpated?
Definition
can be palpated at the proximomedial aspect of the knee
Term
what is the function of the medial epicondyle?
Definition
for attachment of ligament
Term
the small sharp prominence at the superior edge of the medial epicondyle is called
Definition
adductor tubercle
Term
Can the adductor tubercle be palpated?
Definition
can determine the area, but is too surrounded by muscle to palpate it
Term
what is the function of the adductor tubercle?
Definition
for attachment of muscle
Term
the lateral part of the epiphysis of the femur is called?
Definition
lateral condyle
Term
how is the lateral condyle palpated?
Definition
easily palpated at the lateral aspect of the knee joint
Term
the prominence at the lateral aspect of the lateral condyle is called?
Definition
lateral epicondyle
Term
how is the lateral epicondyle palpated?
Definition
easily palpated at the proximolateral aspect of the knee
Term
what is the function of the lateral epicondyle of femur?
Definition
for attachment of ligament
Term
smooth anterior surface of the condyles for articulation with the patella is called?
Definition
patellar surface
Term
how can the patellar surface of the femur be palpated?
Definition
can palpate the margins with the knee flexed
Term
on the medial surface of the greater trochanter where it meets the neck of the femur is called?
Definition
trochanteric fossa
Term
describe the location of the trochanteric fossa of the femur?
Definition
the more posterior and more distinct depression for the attachment of muscle
Term
on the medial surface of teh greater trochanter just anterior to the trochanteric fossa; sometimes very ill-defined?
Definition
unnamed fossa
Term
what is the function of the unnamed fossa?
Definition
for attachment of muscle
Term
ridge from the greater trochanter to the lesser trochanter (posteriorly)
Definition
intertrochanteric crest
Term
small square shaped projection about midway along the intertrochanteric crest?
Definition
quadrate triangle
Term
what is the function of the quadrate tubercle?
Definition
attachment of muscle
Term
ridge consisting of three lines that passes lenthwise along the entire shaft on its posterior surface of femur is called?
Definition
linea aspera
Term
what is the function of the linea aspera?
Definition
attachment of muscle
Term
the medial edge of the linea aspera is called?
Definition
medial lip
Term
what is the function of the medial lip?
Definition
muscular attachment
Term
superior continuation of the medial lip of the linea aspera is called?
Definition
spiral line
Term
describe the location of the spiral line of femur?
Definition
continuous with the intertrochanteric line anteriorly
Term
inferior continuation of the medial lip of the linea aspera is called?
Definition
medial supracondylar line
Term
where does the medial supracondylar line end?
Definition
at the adductor tubercle
Term
central line of the linea aspera is called?
Definition
intermediate lip
Term
where is the intermediate lip of the linea aspera best defined and what is its function?
Definition

only well defined posteriorly

-for muscular attachment 

Term
superior continuation of the intermediate lip of the linea aspera is called?
Definition
pectineal line
Term
where does the pectineal line end?
Definition
ends at the lesser trochanter
Term
the lateral edge of the linea aspera is called?
Definition
lateral lip
Term
what is the function of the lateral lip of the linea aspera?
Definition
muscular attachment
Term
the superior continuation of the lateral lip; also has medial and lateral divisions is called?
Definition
Gluteal tuberosity
Term
if the gluteal tuberosity is enlarged it is called the?
Definition
gluteal trochanter / third trochanter
Term
inferior continuation of the lateral lip of the linea aspera is called?
Definition
lateral supracondylar line
Term
where does the lateral supracondylar line end?
Definition
ends at the lateral epicondyle
Term
the posterior inferior surface of the shaft of the femur is called?
Definition
popliteal surface
Term

hole directed superiorly, because it angles away from the more rapidly growing end of the bone

-may be in two; in which case on is more proximal and one more distal? 

Definition
nutrient foramen
Term
describe the location and function of the nutrient foramen?
Definition

usually near the midpoint of the femur and between the medial and lateral lips of the linea aspera

-allows passage of vessels to nourish the shaft of the bone 

Term
the large depression between the medial and lateral condyles is called?
Definition
intercondylar notch / intercondylar fossa
Term
what is the function of the intercondylar notch?
Definition
provides attachment for ligaments
Term
the superior edge of the intercondylar fossa is called?
Definition
intercondylar line
Term
what is the function of the intercondylar line?
Definition
for ligament attachment
Term
how many regualr centers of ossification does the femur have?
Definition
5
Term
how do the secondayr centers of ossification of the femur fuse?
Definition
fuse in reverse order of appearance between the 16th and 20th years
Term
where is the primary center of ossification of the femur and when does it appear?
Definition

in the shaft of femur, near midshaft

-appears during the 7th fetal week 

Term
where are the 4 secondary centers of ossification of the femur located?
Definition

-femoral condyles

-head of the femur

-greater trochanter

-lesser trochanter 

Term
when does the secondary ossification center of the femoral condyles appear?
Definition
appears near birth, may be one or two
Term
when does the secondary ossification center of the head of the femur appear?
Definition
appears by 1st year
Term
when does the secondary ossification center of the greater trochanter appear?
Definition
appears between the 4th and 5th years
Term
when does the secondary ossification center of the lesser trochanter appear?
Definition
appears between the 12th and 14th years
Term
what is the antatomic position of the femur in living beings?
Definition
the head and neck are angled in and anteromedial direction and the distal extremity is positions medially (with the inferior surfaces of the condyles roughly parallel to the floor)
Term
what are the femoral shafts angle?
Definition
10 to 15 degrees in the frontal plane
Term
how is the anatomic position of the femur measured?
Definition
by angles and compared to normal
Term
what is the angle formed by the long axis of the head and neck with the long axis of the shaft of the femur called?
Definition
angle of inclination
Term
T/F the angle of inclination varies with age?
Definition
true
Term
the angle of inclination is in what plane view?
Definition
frontal plane view
Term
what is the angle of inclination at birth and at adulthood?
Definition
about 150 degrees at birth, about 125 degrees at adulthood
Term
the angle formed by the long axis of the head and neck with the line of the bicondylar plane (usually the coronal plane of the condyles)
Definition
angle of declination / angle of femoral torsion
Term
what plane is the angle of declination viewed in?
Definition
viewed on end, a transverse plane view
Term
what does the angle of declination / angle of femoral tension measure?
Definition
measures the amount of longitudinal  twisting in the bone
Term
what is the angle of declination at birth and adulthood?
Definition

at birth about 40 degrees, at adulthood about 10 degrees

-varies with age

 

Term
T/F twisting occurs in the extremities with growth?
Definition
true
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