The human body, a complex network of interconnected systems, includes numerous parts, each playing a crucial role in our overall health and functioning. A fascinating aspect of this complexity is the variety of body parts that start with ‘O’.
This list provides an overview of these ‘O’-starting anatomical components, showcasing their importance and diversity.
Body Parts That Start With O
- Ovaries
- Ossicles
- Optic Nerve
- Olfactory Bulbs
- Omentum
- Occipital Bone
- Orbit (eye socket)
- Oral Cavity
- Oesophagus (Esophagus)
- Occipital Lobe
- Olfactory Nerve
- Orbicularis Oculi Muscle
- Orbicularis Oris Muscle
- Obturator Foramen
- Olecranon (elbow point)
- Oropharynx
- Outer Ear
- Occipital Cortex
- Osteocytes (bone cells)
- Oculomotor Nerve
- Osteoblasts (bone-forming cells)
- Osteoclasts (bone-removing cells)
- Osteophytes (bone spurs)
- Otic Capsule
- Oval Window (ear)
- Ovum (egg cell)
- Ophthalmic Artery
- Organ of Corti (in the inner ear)
- Oxyntic Cells (in the stomach)
- Omental Bursa
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(A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z)
Body Parts Beginning With O (Their Properties)
- Ovaries – Female reproductive organs producing eggs and hormones.
- Ossicles – Small bones in the middle ear transmitting sound.
- Optic Nerve – Transmits visual information from the retina to the brain.
- Olfactory Bulbs – Structures in the brain involved in the sense of smell.
- Omentum – Layer of fatty tissue covering abdominal organs.
- Occipital Bone – Forms the back of the skull.
- Orbit – Bony cavity containing the eye.
- Oral Cavity – Mouth area, initial part of the digestive system.
- Oesophagus – Tube carrying food from the throat to the stomach.
- Occipital Lobe – Part of the brain responsible for visual processing.
- Olfactory Nerve – Carries smell information from the nose to the brain.
- Orbicularis Oculi Muscle – Muscle around the eye for blinking.
- Orbicularis Oris Muscle – Muscle encircling the mouth.
- Obturator Foramen – Large opening in the hip bone.
- Olecranon – Bony prominence of the elbow.
- Oropharynx – Part of the throat behind the mouth.
- Outer Ear – External portion of the ear.
- Occipital Cortex – Brain region for processing visual information.
- Osteocytes – Mature bone cells maintaining bone tissue.
- Oculomotor Nerve – Controls most eye movements.
- Osteoblasts – Cells responsible for bone formation.
- Osteoclasts – Cells involved in bone resorption.
- Osteophytes – Bone spurs often associated with arthritis.
- Otic Capsule – Bony structure surrounding the inner ear.
- Oval Window – Membrane in the ear transmitting sound vibrations.
- Ovum – Female reproductive cell or egg.
- Ophthalmic Artery – Supplies blood to the eye and orbit.
- Organ of Corti – Structure in the inner ear for hearing.
- Oxyntic Cells – Cells in the stomach lining producing gastric acid.
- Omental Bursa – Sac-like cavity in the abdomen.
Other Body Parts Starting With The Letter O
- Olfactory Tract
- Osteon (basic unit of compact bone)
- Olfactory Epithelium
- Occipitofrontalis Muscle
- Orbital Glands
- Oculomotor Muscles
- Odontoid Process
- Olfactory Cortex
- Optic Chiasm
- Osteochondral Tissue
- Obturator Nerve
- Osteoporosis-Affected Bone
- Osteoid Tissue
- Ocular Lens
- Olfactory Groove
- Omental Appendices
- Occipital Artery
- Optic Disc
- Otic Ganglion
- Olecranon Fossa
- Occipital Condyle
- Optic Canal
- Omental Fat
- Ovarian Follicle
- Oxyphil Cells
- Oral Mucosa
- Oesophageal Sphincter
- Osteogenic Cells
- Olfactory Receptors
- Osteomalacia-Affected Bone