NEET MBBS POINTS

CARTILAGE

1. Hyaline cartilage is blue
2. Elastic cartilage is yellow
3. Fibrocartilage is white

** All cartilage are covered by perichondrium.


BONES

1. Total number of bones in body--206

2. Air filled bones= Maxilla, Frontal, Ethmoid and Mastoid.


JOINTS

1. COMPOUND JOINT

more than two bones take part in formation of the joint.
Example--- knee joint, elbow joint, ankle joint and wrist joint.


2. Uniaxial joints... movements around a single axis. Example...knee joint

Biaxial joints... movements around two axes. Example...wrist joint

Triaxial joints... movements around three axes. Example...hip joint



HAND

Index finger is called " eye of the hand".



CELL MEMBRANE

1. 7-10 nm thick

2. Made up of 50% proteins, 45%lipids and 5% carbohydrates

3.Fluid mosaic model of cell membrane by SINGER AND NICOLSON.


MITOCHONDRIA

Powerhouse of the cell


ENDOPLASMIC RETICULUM

1. Largest organelle of Eukaryotic cell.

2. Rough endoplasmic reticulum contains RIBOSOMES.

RIBOSOMES----Actual site of protein synthesis.

3. Smooth endoplasmic reticulum for STEROID synthesis and actual site for detoxification of drugs and poisons.



GOLGI COMPLEX

1. Also known as Dictyosome.

2. Help in post-translational modification of PROTEINS.

3. LYSOSOMES enzymes are formed in golgi complex.



LYSOSOMES

1. Contain hydrolytic enzymes.
More than 40 enzymes

2. Suicidal bags of the cell.



DR SUNDIIP SINGH

THANK YOU