Adaptations in skeleton for upright posture, Biology

Assignment Help:

ADAPTATIONS IN SKELETON FOR UPRIGHT POSTURE -

1.      Foramen magnum is directed downward so that the head may rest vertically on the vertebral column.

2.      Four curves in the back bone keep the centre of gravity near the heels. It helps in balancing & makes walking erect on two legs much easire. (Bipedal)

3.      Thorax is wider from side to side than from front to back, this helps to maintain equilibrium.

4.      Bowl like pelvis supports the lower abdominal viscera.

5.      Metacorples from a wide palm & the polles is opposable. This makes the hand a grasping organ to work with it.

6.      Leg bones are stronger & carry full weight of body in locomotion.

7.      Broad feet provide stability in the upright posture.

8.      Increased mobility of the neck to see all round.


Related Discussions:- Adaptations in skeleton for upright posture

Cytogenetics, describe five features of chromosomes used in cytogenetic ana...

describe five features of chromosomes used in cytogenetic analysis?

Which are the heart chambers, Which are the heart chambers respectively whe...

Which are the heart chambers respectively where the entrance and the exit of blood occur? The heart chambers by which blood enters the heart are the atria. There are the right

What is the second polar body, Q. What is the second polar body? After ...

Q. What is the second polar body? After termination of the second meiotic division of the oocyte II two cells are generated: the second polar body and the egg cell proper. The

Composition of oral rehydration salt, Composition of Oral Rehydration Salt ...

Composition of Oral Rehydration Salt (WHO Standard Formulation) 1. Sodium Chloride (common salt) = 3.5 g 2. Glucose = 20 g 3. Trisodium Citrate = 2.9 g or sodium bicarbon

Determine the principle of neuropsychological assessment, Determine the Pri...

Determine the Principle of neuropsychological assessment The neuropsychological assessment of school age of children and adolescents is not primarily a technological enterpris

What are the major morphological features of birds, Q What are the major mo...

Q What are the major morphological features of birds? Birds are animals that present aerodynamic bodies covered with feathers, pneumatic bones, anterior limbs transformed into

Phylum protozoa, PHYLUM  PROTOZOA Definition  and  Introduction  ...

PHYLUM  PROTOZOA Definition  and  Introduction  All  unicellular ( or  acellular )  eukaryotic  animals. Most  primitive (Gr. Protos = first=zoon= animals ) organisms

Explanation of glomerular filtration, Question 1) Mentioning the 3 diff...

Question 1) Mentioning the 3 different processes in the formation of urine Explanation of Glomerular filtration Explanation of Tubular reabsorption Explanation of T

What is metallic implants, What is Metallic implants Metallic implants ...

What is Metallic implants Metallic implants undergo one or more several surface modifications to enable them to become suitable for implantation. These modifications are passiv

Infectious laryngotracheitis, I nfe c tio u s laryngotracheitis It...

I nfe c tio u s laryngotracheitis It is a slow, laterally spreading respiratory disease of chickens, pheasants, peafowl and turkeys caused by a herpes virus with high morb

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