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Second Metatarsal

What is the Second Metatarsal The second metatarsal is the metatarsal bone located at the proximal end of the second proximal phalanx of the foot. It is associated with the second or index toe, being analogous to the second metacarpal in hand. This is the longest of all the five metatarsals. Anatomy and Landmarks It […]

First Metatarsal

What is the First Metatarsal The first or 1st metatarsal is the bone located just behind the proximal phalanx of the big toe. It is the thickest, shortest, and strongest of the five metatarsals. Anatomy and Landmarks Being a long bone, it is divided into a head, body or shaft, and base. The head is […]

Vomer

What is the Vomer The vomer is one of the fourteen facial bones that form the facial skeleton or viscerocranium. This thin, flat, unpaired bone sits in the center of the nasal cavity, constructing the nasal septum. The bone is named so due to its shape; as in Latin, the word vomer refers to ‘plowshare’. […]

Palatine Bone

What is the Palatine Bone Palatine is one of the eight facial bones that form the facial skeleton or viscerocranium, along with others. This paired, irregular, L-shaped bone forms a portion of the hard palate, besides the nasal cavity and orbits. Where is the Palatine Bone Located The bone is located between the maxillae and […]

Occipital Bone

What is the Occipital Bone The occipital is an unpaired, trapezoidal cranial bone covering the back of the head. The curved bone resembles a shallow dish. It allows the spinal cord to pass from the brain into the spine. Where is the Occipital Bone Located It is the most posterior of all the cranial bones, […]

Lumbar Vertebrae (Lumbar Spine)

What is the Lumbar Spine The lumbar spine is the third and lowermost part of the spinal column, consisting of 5 lumbar vertebrae, L1-L5. They are found in the lower back, supporting the body’s weight and providing flexibility and movement. These are the largest among all the vertebrae found in the spine. Where are the […]

Thoracic Vertebrae (Thoracic Spine)

What is Thoracic Spine The thoracic spine is the second and longest part of the spinal column, consisting of 12 lumbar vertebrae, T1-T12. These 12 bones are separated from each other by intervertebral discs. Their primary role is to form the thoracic cage that protects the heart, lungs, and esophagus. Where are the Thoracic Vertebrae […]

Cervical Vertebrae (Cervical Spine)

What is the Cervical Spine The cervical spine is the first part of the spinal column, consisting of 7 cervical vertebrae, C1-C7. These vertebrae are ring-like bony structures supporting the weight of the head. The first two bones, C1 and C2, are highly specialized, known as the atlas and axis. Where are the Cervical Vertebrae […]

Incus

What is the Incus Incus, also known as the anvil, is one of the three middle ear bones, with the other two being the malleus and stapes. In Latin, ‘incus’ means ‘anvil’, which refers to its resemblance to the metalworking tool in shape. Where is the Incus Located The bone is positioned in the middle […]

Ethmoid Bone

What is Ethmoid Bone The ethmoid is a small unpaired cranial bone that separates the nasal cavity from the brain. The bone got its name from the Greek’ ethmos’, meaning sieve, due to its lightweight and spongy texture. Where is the Ethmoid Bone Located It is located in the center of the skull, specifically at […]