Head FAQs:

Q: Is a head the part of an organism which usually includes the eyes?

A: Yes, and ears, nose and mouth, each of which aid in various sensory functions such as sight, hearing, smell, and taste, respectively.

Q: Are heads generally based on a skeletal structure that consists of a cranium?

A: Yes, and jawbone, and cheekbone.

Q: Is a head composed of eyes?

A: Yes, and antennae, and components of mouth.

Q: Is a head associated with the cephalization that occurred in Bilateria some 555 million years ago?

A: Yes.

Q: Is a head an evolutionary novelty resulting from the emergence of neural crest and cranial placodes?

A: Yes.

Q: Is a head three such examples?

A: Yes.

Q: Is a head an anatomical unit that consists of the skull?

A: Yes, and hyoid bone and cervical vertebrae.

Q: Is a head found in the form of segmented attachments?

A: Yes, and in pairs, that are usually located between the eyes.