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

What is the explanation for the bleeding, Q. What is the explanation for th...

Q. What is the explanation for the bleeding that accompanies menses? The hemorrhage that accompanies menses occurs because the endometrium is a richly vascularized tissue and t

Class of subphylum uniramia - insecta, Class of Subphylum Uniramia - Insect...

Class of Subphylum Uniramia - Insecta Class Insecta consists of nearly a million described species. There are more species of insects as compared to all the other species of a

Coordination, how does impuses reaches the brain

how does impuses reaches the brain

What are the disadvantages of mucoperiosteal flap, What are the Disadvantag...

What are the Disadvantages of mucoperiosteal flap More traumatic - flap is raised  Sutures are required and the next procedure of impression is delayed till afterthe suture

Classify the diversity of organism in different groups, Q. Classify the div...

Q. Classify the diversity of organism in different groups • The goal of taxonomy is to develop a workable classification that reflects evolutionary relationships and provides

Types of muscular tissue, TYPE S -   There are present three types ...

TYPE S -   There are present three types of muscle fibres:   1.      Striped or striated or skeletal or voluntary muscles.   2.      Unstriped or non-striated o

Drawbacks of fats and sweets in diabetics, Drawbacks of Fats and Sweets in ...

Drawbacks of Fats and Sweets in diabetics Diabetics should eat less fats and sweets. Fats found in burger, cheese and butter etc. should especially be avoided. Even when  a pat

Explain the sensory receptors, Sensory Receptors Sensory information re...

Sensory Receptors Sensory information received by these receptors is transmitted through sensory fibres of peripheral nerves to sensory areas at different levels of spinal cord

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