label the following regions of the external anatomy

2 min read 24-02-2025

label the following regions of the external anatomy

Understanding the external anatomy of the human body is fundamental to various fields, from medicine and nursing to fitness and art. This guide provides a detailed overview of key external anatomical regions, complete with clear explanations and visual aids (where possible). We'll cover the major regions, providing you with the knowledge to confidently label them.

Head and Neck

The head and neck are the uppermost regions of the body, housing vital sensory organs and supporting structures.

Head:

Cranium: The bony structure encasing the brain. This is the skull, protecting the brain.
Face: The anterior portion of the head, featuring prominent features like the eyes, nose, and mouth.
Frontal Region: The forehead, situated above the eyes.
Temporal Region: The sides of the head, above the ears.
Parietal Region: The superior portion of the skull, between the frontal and occipital regions.
Occipital Region: The posterior (back) part of the head.
Orbital Region: The eye sockets.
Nasal Region: The nose and surrounding area.
Oral Region: The mouth and surrounding area.
Zygomatic Region: The cheekbones.
Mental Region: The chin.
Auricular Region: The area surrounding the ears.

Neck:

Anterior Cervical Region: The front of the neck.
Posterior Cervical Region: The back of the neck.
Lateral Cervical Region: The sides of the neck.

Trunk

The trunk forms the central part of the body, containing vital organs and supporting the upper and lower limbs.

Thorax (Chest):

Pectoral Region: The chest, including the breasts (mammary glands).
Sternal Region: The area over the breastbone (sternum).
Axillary Region: The armpit.
Inframammary Region: The area below the breasts.

Abdomen:

Epigastric Region: The upper central region of the abdomen, above the umbilicus (navel).
Umbilical Region: The area around the navel.
Hypogastric Region: The lower central region of the abdomen, below the umbilicus.
Right and Left Hypochondriac Regions: Located on either side of the epigastric region, under the ribs.
Right and Left Lumbar Regions: Located on either side of the umbilical region, at the level of the waist.
Right and Left Inguinal (Iliac) Regions: Located on either side of the hypogastric region, in the groin area.

Back:

Vertebral Region: The area overlying the spine.
Scapular Region: The area over the shoulder blades.
Lumbar Region: The lower back.
Sacral Region: The area over the sacrum (the triangular bone at the base of the spine).
Gluteal Region: The buttocks.

Upper Limbs

The upper limbs include the arms and hands.

Shoulder Region (Acromial Region): The point of the shoulder.
Brachial Region: The upper arm.
Antecubital Region: The front of the elbow.
Cubital Region: The elbow.
Antebrachial Region: The forearm.
Carpal Region: The wrist.
Metacarpal Region: The palm of the hand.
Digital Region: The fingers.

Lower Limbs

The lower limbs include the legs and feet.

Gluteal Region: (Repeated for clarity, as it is also part of the trunk) The buttocks.
Femoral Region: The thigh.
Patellar Region: The kneecap.
Popliteal Region: The back of the knee.
Crural Region: The leg (shin).
Sural Region: The calf.
Tarsal Region: The ankle.
Metatarsal Region: The sole of the foot.
Digital Region: The toes.

Important Considerations:

Remember, this is a simplified overview. Anatomical terminology can be complex, and precise definitions might vary slightly depending on the source. Always refer to authoritative anatomical texts for the most accurate and detailed information. Illustrations in anatomical atlases can significantly aid in visualization and understanding of these regions. This guide provides a solid foundation for labeling the external regions of the human body.