Lecture on Anatomy for Beauty Professionals

Introduction

• Host: Yachi
• Focus: Anatomy for Beauty Professionals
  • Topics: Cranial Bones, Facial Bones, Facial Muscles, Neck Muscles, Muscles attaching Arm to Body, Shoulder and Arm Muscles

Cranial Bones

• Occipital: 1 bone; forms lower half of the cranium.
• Parietal: 2 bones; forms sides and top of the cranium.
• Frontal: 1 bone; forms the forehead.
• Temporal: 2 bones; forms sides of the head below the parietal bones.
• Ethmoid: 1 bone; forms part of the nasal cavities between the eye sockets.
• Sphenoid: 1 bone; joins all cranial bones.

Facial Bones

• Nasal: 2 bones; forms the bridge of the nose.
• Lacrimal: 2 bones; forms the eye sockets.
• Inferior Nasal Concha: 2 bones; located on outer walls of nasal depression.
• Maxilla: 2 bones; forms the complete upper jaw.
• Mandible: 1 bone; forms the lower jawbone.
• Palatine: 2 bones; forms the floor and outer wall of the nose, roof of the mouth, and floor of the orbits.
• Zygomatic: 2 bones; forms the cheekbones.
• Vomer: 1 bone; forms part of the division of the nose.

Facial Muscles

• Frontalis: Raises eyebrows, draws scalp forward, causes wrinkles on the forehead.
• Corrugator: Draws eyebrows down and in, causing frowning and vertical forehead wrinkles.
• Orbicularis Oculi: Ring muscle of the eye socket; closes the eyes.
• Procerus: Lowers eyebrows, causes wrinkles across the bridge of the nose.
• Nasalis: Two-part muscle that covers the nose; includes transverse and alar parts, flares nostrils.
• Buccinator: Thin flat muscle of the cheek; compresses cheeks, expels air between lips.
• Triangularis: Extends along the chin; pulls down corners of the mouth.
• Mentalis: Elevates lower lip, wrinkles skin of the chin.
• Orbicularis Oris: Band around upper and lower lips; compresses, contracts, puckers, wrinkles lips.
• Levator Anguli Oris: Associated with smiling.
• Risorius: Draws corners of mouth out and back when grinning.
• Levator Labii Superioris: Lifts wings of the nose and upper lip.
• Zygomaticus Major and Minor: Extend from zygomatic bone to angle of mouth; elevate lip for laughing.

Neck Muscles

• Platysma: Broad muscle extending from chest and shoulder to chin; lowers jaw and lip.
• Sternocleidomastoid: Extends along neck side from ear to collarbone; rotates head side to side, up and down.

Muscles Attaching Arm to Body

• Latissimus Dorsi: Large flat triangular muscle covering the lower back.
• Pectoralis Major and Minor: Chest muscles assisting arm swinging.

Shoulder and Arm Muscles

• Trapezius: Covers back of neck, shoulders, upper and middle back; shrugs shoulder, stabilizes scapula.
• Biceps: Contours front and inner side of upper arms; lifts forearm, flexes elbow, turns palm outward.
• Deltoid: Large triangular muscle covering shoulder joint; allows arm extension outward to the side of the body.
• Triceps: Large muscle covering entire back of upper arm; extends forearm.

Conclusion

• Thank you for attending
• Encouragement to like, share, and subscribe
• Reminder: "Keep going, keep growing"
• Farewell