Question

Choose the correct answers from the alternatives given.
Which of the germ layers is best associated with development Of the heart?

• A. Ectoderm
• B. Mesoderm
• C. Endoderm
• D. All of these

Answer 1

The correct option is B Mesoderm

The ectoderm, which is made up of columnar cells, forms the epidermis of the skin, nervous system, cornea, lens, retina, salivary glands and the enamel of teeth. The mesoderm gives rise to the dermis of skin, gonads, heart, blood and lymph, kidney, reproductive ducts and most of the muscles. The last layer, the endoderm gives rise to the gastric and intestinal glands, liver, pancreas, lining of the middle ear.

So the correct option is 'Mesoderm'.