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What part of the skeleton is composed of a pair of os coxae?
Pelvis
What part of the pelvis has a lunate surface?
Acetabulum
What part of the acetabulum contains a fatty pad and the ligamentum teres?
Acetabular fossa
The greater sciatic notch is located on the ______ side of the pelvis.
Posterior
The pubis is located on the ______ side of the pelvis.
Anterior
The ilium and pubis help to form the hip bone. What other bone is involved in forming the hip bone?
Ischium
The superior region of the hip bone is called the:
Ilium
What pelvic bone is most superior?
Ilium
The word "ilium" translates as:
"flank"
The medial surface of the ilium exhibits a concavity called the:
Iliac fossa
The word "fossa" translates as:
"ditch"
The iliacus muscle has its origin in the:
Iliac fossa
The iliacus is a convergent muscle. True or False?
True
The head of the femur articulates with the _______ of the pelvis.
Acetabulum
When you rest your hands on your hips, you are resting them on the thickened margins of the alae, the ________, to which many muscles attach.
Iliac crests
The iliac crest is palpable along its entire length. True or False?
True
The top of the _______ marks the level of the fourth lumbar vertebral body (L4), above or below which lumbar puncture may be performed.
Iliac crest
The ________ has a large amount of red bone marrow, and thus it is the site of bone marrow harvests (from both sides) to collect the stem cells used in bone marrow transplantation.
Iliac crest
The_________ is also considered the most ideal donor site for bone grafting when a large quantity of bone is needed (e.g. rebuilding jaw bone after tooth loss).
Iliac crest
Three abdominal muscles all have their origins on the _____________ of the pelvis: external oblique, internal oblique, and tranversus abdominis.
Iliac crest
What part of the pelvis is the origin of the quadratus lumborum muscle?
Iliac crest
The quadratus lumborum extends and hyperextends the:
Spine
The term "quadratus lumborum" translates as:
"four-sided + loins"
Working with the abdominal muscles, the quadratus lumborum can laterally _________ the spine.
Flex
The active or passive bending movement of a body part in the lateral direction, that is to say sidewards, is known as:
Lateral flexion
Lateral flexion concerns mainly the torso or neck and can be performed either to the right or to the left side. True or False?
True
The quadratus lumborum inserts onto the lower ribs and the:
Lumbar vertebrae
The common origin for the external and internal oblique muscles is the:
Iliac crest
The obliques flex, lateral flex, and rotate the:
Spine
The deepest abdominal muscle, __________, has an origin on the iliac crest.
Transversus abdominis
Two important spinal muscles have their origins on the _________ of the pelvis: erector spinae and quadratus lumborum.
Iliac crest
What abdominal muscle has fibers pointing down and toward the midline?
External oblique
What part of the pelvis serves as an origin for the latissimus dorsi muscle?
Iliac crest
What abdominal muscle has fibers point upward and toward the midline?
Internal oblique
What part of the pelvis is abbreviated ASIS?
Anterior superior iliac spine
What abdominal muscle is deep to the internal oblique?
Transversus abdominis
The iliac crest ends anteriorly in the blunt:
Anterior superior iliac spine
What abdominal muscle has fibers oriented horizontally?
Transversus abdominis
What important ligament is attached to the anterior superior iliac spine?
Inguinal ligament
The inguinal ligament extends from the anterior superior iliac spine to the crest of the:
Pubis
The iliacus and psoas major muscles pass deep to the ________ to their insertions on the femur.
Inguinal ligament
An artery, a vein, and a nerve pass deep to the ___________ on their path to the thigh.
Inguinal ligament
What part of the pelvis serves as an origin for the thigh muscle, tensor fasciae latae?
Anterior superior iliac spine
The word "inguinal" translates as:
"Groin"
McBurney's point is the name given to the point over the right side of the abdomen that is one-third of the distance from the ___________ to the umbilicus (navel). This point roughly corresponds to the most common location of the base of the appendix where it is attached to the cecum. Deep tenderness in this area is a sign of acute appendicitis.
Anterior superior iliac spine
What thigh muscle has its origin on the anterior superior iliac spine?
Sartorius
The sartorius muscle of the thigh has its origin on the _______ of the pelvis.
Anterior superior iliac spine
What muscle steadies the thigh and trunk by keeping the iliotibial tract taut?
Tensor fasciae latae
The term "tensor fasciae latae" translates as:
"Stretch + band + side"
The iliotibial tract is also commonly known as the:
Iliotibial band (ITB)
What part of the pelvis is abbreviated AIIS?
Anterior inferior iliac spine
What thigh muscle has its origin on the anterior inferior iliac spine?
Rectus femoris
The term "rectus femoris" translates as:
"Straight thigh"
What is the insertion of the rectus femoris muscle?
Patellar tendon
The sartorius muscle is categorized as a parallel muscle. True or False?
True
What action does the rectus femoris muscle do to the knee?
Knee extension
The word "sartorius" translates as:
"Tailor"
What action does the rectus femoris muscle do to the thigh?
Thigh flexion
What long skinny muscle helps us cross our legs?
Sartorius
What principal muscle of the quadriceps has bipennate structure?
Rectus femoris
The sartorius muscle inserts onto the medial side of the tibia at a spot named the:
Pes anserinus
The rectus femoris muscle is a ___________ muscle, having the fibers arranged obliquely and inserting on both sides into a central tendon as in a feather.
Bipennate
The term "pes anserinus" is translated as:
"Goose foot"
Bipennate muscles generally allow higher force production but smaller range of motion. True or False?
True
The pes anserinus is a tuberosity just distal of the medial condyle of the:
Tibia
The iliac crest ends posteriorly in the sharp:
Posterior superior iliac spine
What part of the pelvis is abbreviated PSIS?
Posterior superior iliac spine
What part of the pelvis forms the dimples of Venus?
Posterior superior iliac spine
Which iliac spine is closest to the greater sciatic notch?
Posterior inferior iliac spine
What part of the pelvis has the greater sciatic notch?
Ilium
Just inferior to the posterior inferior iliac spine, the ilium indents deeply to form the:
Greater sciatic notch
The greater sciatic notch is located on the ________ of the ilium.
Posterior
Which sex has the wider greater sciatic notch: women or men?
Women
What passes through the greater sciatic notch?
The sciatic nerve passes through to enter the thigh
What notch holds the piriformis, the superior gluteal vein and artery, and the superior gluteal nerve; the inferior gluteal vein and artery and the inferior gluteal nerve; the sciatic and posterior femoral cutaneous nerves; the internal pudendal artery and veins, and the nerves to the internal obturator and quadratus femoris muscles.
Greater sciatic notch
The posteroinferior part of the hip bone is called the:
Ischium
What is the pelvic bone you sit on?
Ischium
The word "ischium" translates as:
"hip"
What inner thigh muscle has its origin on the ischial tuberosity?
Adductor magnus
When we sit, our weight is borne by the inferior surface of the ischium that is rough and grossly thickened and known as the:
Ischial tuberosity
What thigh muscles have their origin on the ischial tuberosity?
Hamstrings (biceps femoris, semitendinosus, and semimembranosus)
What indentations of the lower back are created by a short ligament stretching between the posterior superior iliac spine and the skin?
Dimples of Venus
What part of the pelvis is the origin of the adductor magnus muscle?
Ischial tuberosity
The Dimples of Venus are indentations of the lower back created by a short ligament stretching between the __________ and the skin.
Posterior superior iliac spine
What part of the pelvis is the origin for the hamstring muscles?
Ischial tuberosity
The main action of the gracilis muscles in hip:
Adduction
The gracilis muscle in located in the inner thigh, medial to the:
Adductor muscles
The gracilis also aids in knee flexion. True or False?
True
The word "ramus" as in ischial ramus translates as:
"branch"
The two hip bones are joined anteriorly at the:
Pubic symphysis
What part of the pelvis can be used to estimate the age of an adult at the time of their death?
The pubic symphysis wears down at a predictable rate and so the amount of wear will give a good estimate of age at death
The pubic symphysis softens and separates somewhat during childbirth. True or False?
True
One the posterior region of the ilium are three ridges marking the boundaries of the origins of the buttock muscles. These ridges are known as the:
Gluteal lines
Relaxin and other hormones make the pelvis more flexible for childbirth. True or False?
True
The gluteus medius muscle has its origin between the posterior and anterior:
Gluteal lines
What secretes the hormone relaxin during pregnancy?
Placenta
What buttock muscle has its origin between the anterior and inferior gluteal lines?
Gluteus minimus
In normal adults pubic symphysis can be moved roughly 2 mm and with 1 degree rotation. This increases for women at the time of childbirth. True or False?
True
What buttock muscle has its origin superior and posterior to the posterior gluteal line?
Gluteus maximus
In males, the suspensory ligament of the penis attaches to the:
Pubic symphysis