Once the adult bone is formed it remains largely intact and unchanged until old age when osteoporosis may develop.
false
Place these events of bone repair in the correct order 1.Fibrocartilagenous callus fills the space between broken bones. 2.Osteoblasts and osteoclasts become active in remodeling. 3.A hemotoma fills space between broken bones. 4.A bony callus joins broken bones together.
3,1,4,2
Which of the following is NOT true of bone development in the embryo?
Endochondral ossification is completed before birth.
Healthy ligaments and tendons are necessary for the stabilization of synovial joints.
true
Osteoblasts and osteoclasts are not active in adult bone unless a fracture occurs.
false
The primary function of spongy bone is to:
produces blood cells
In an adolescent and young adult, limbs continue to increase in length as long as growth plates are present.
true
Fluid filled sacs of some synovial joints.
bursae
Bone forming cells.
osteoblasts
Medically correct term for "joints" where bones come together.
articulations
Mature bone cells.
osteocyte
Breakdown bone during the process of bone remodeling.
osteoclasts
Hollow cavities within the skull.
sinuses
Freely moveable joint surrounded by a fluid filled cavity.
synovial joint
Slightly moveable joint.
cartilaginous joint
Immoveable joint
fibrous joint
Synovial joint allowing only rotation
pivot joint
Synovial joint allowing movement in one direction only.
hinge joint
Most moveable of the synovial joints.
ball and socket joint
Muscle protein comprising the thin filaments of myofibrils
actin
Layers of connective tissue surround muscle
fascia
Contractile units of muscle contains the myofibrils
muscular fiber
Muscle protein comprising the thick filaments of myofibrils
myosin
Fibrous connective tissue that connects skeletal muscle to bone.
tendon
Is the following descriptive of Slow Twitch or Fast Twitch muscle fibers?MORE HELPFUL IN ENDURANCE-BASED SPORTS SUCH AS MARATHON RUNNING.
slow twitch
Which type of muscle fiber is described by the following: CONTRACT MORE RAPIDLY
fast twitch fibers
Which of the following is NOT dependent on skeletal muscle?
movement of waste into the large intestine
According to the Americam Medical Association estimates, 23% of American couples are infertile.
false
During ovulation a single secondary oocyte is released from a vesicular (Graafian) follicle.
true
In Gamete Intrafallopian Transfer (GIFT), which is more successful than traditional IVF procedures, the eggs and sperm are placed in the oviducts immediately after they have been brought together.
true
Mike and Cheri have had frequent intercourse, without the use of birth control, for five months. Since they have not yet achieved pregnancy Cheri's doctor is likely to recommend that they use IVF procedures.
false
The endometrium is normally only thickened and vascular during pregnancy.
false
Menstruation occurs in the nonpregnant female because of the degeneration of the corpus luteum.
true
Oogenesis produces four haploid oocytes.
false
Nuclear division in sex cells occurs by meiosis.
true
A normal male karyotype is one chromosome different than a normal female karyotype.
true
At-home pregnancy tests detect the presence of estrogen in the urine.
