Skeletal system - hind arm or leg bones, Biology

Assignment Help:

HIND ARM OR LEG BONES -

Each leg contain 30 bones as : femur in thigh, patella in knee, tibia & fibula in the lower leg, 7 tarsals in ankle, 5 metatorsles in the sole, 14 phalanges in toes.

FEMUR -

Head of femur is fitted in acetabulum of pelvic girdle.

Condyles of femur fit with facets of fibula and form knee joint.

Proximal end of femur has two bony projection greater trochanter and lesser trochanter.

Third trochenter absent in man, but present in rabbit.

775_femur.png

PATELLA -

It is knee cap. It is sesamoid bone because it is formed by ossification of tendon.

TIBIA FIBULA -

Tibia is stout while fibula is thin and small.

Both bones are clear at proximal end while fused at distal end.

Fibula located on outerside of leg.

Cnemial crest present in rabbit.

72_tibia fibula.png

FOOT -

Ankle, sole & toes are clear. In ankle tarsals are present.

In sole metatarsals are present. In toes phalanges are present.

In man phalangeal formula is 2 3 3 3 3 = 14.  In rabbit phalangeal formula is 3 3 3 3 = 12.

1340_foot.png


Related Discussions:- Skeletal system - hind arm or leg bones

Biting mechanism of snakes, i want to know the contents which i should writ...

i want to know the contents which i should write in my assignment..related to the above topic..

Define role of zinc in controlling gene expression, Define role of Zinc in ...

Define role of Zinc in controlling Gene Expression? Zinc atoms have specific structural roles in enzyme molecules, as well as, in many other proteins and in bio membranes. Thes

Animals of the open water zone, Animals of the open water zone The li...

Animals of the open water zone The limnetic region of this zone contains certain fishes as well as rotifers, zooplankton such as crustacean and protozoan. In the profundal zo

The probability of an individual in the trihybrid, The probability of an in...

The probability of an individual in a trihybrid F2 generation showing the dominant phenotype for just two traits?

What are the hormones secreted by the adrenal cortex, Q. What are the hormo...

Q. What are the hormones secreted by the adrenal cortex? What are their respective functions? The cortical portion of the adrenals secretes hormones of the corticoid (or cortic

Potassium sparing diuretics, The potassium-sparing agents spironolactone, t...

The potassium-sparing agents spironolactone, triamterene, and amiloride are often useful in combination with the loop diuretics and thiazides. Triamterene and amiloride act on the

Treatment and disposal technologies for health-care waste, Q. Treatment and...

Q. Treatment and disposal technologies for health-care waste 1. Incineration 2. Chemical disinfection 3. Wet and dry thermal treatment 4. Microwave irradiation 5. L

How are fruits formed, How are fruits formed? The fecundation in angios...

How are fruits formed? The fecundation in angiosperms triggers the release of hormones that act upon the ovaries. The ovary wall then makes into a fruit that having the seeds.

Endosperm, 1. What are the examples of helobial endosperm

1. What are the examples of helobial endosperm

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd