Anatomy and Physiology Introduction Chapter 1 Anatomy Branch

Anatomy and Physiology Introduction Chapter 1

Anatomy • Branch of science that deals with the structure (morphology) of body parts

Physiology • Branch of science that concerns the functions of the body parts

Organization of the Human Body • Body cavities – Axial • – Head, neck, trunk Appendiculuar • Upper and lower limbs

• Within axial portion – Dorsal cavity • • Cranial cavity Vertebral canal

– Ventral cavity • Thoracic cavity – • Lungs, heart, esophagus, trachea, and thymus gland Abdominalopelvic cavity – – – Separated from thoracic by diaphragm Abdominal cavity » Stomach, liver, spleen, gallbladder, kidneys, most of intestines Pelvic cavity » End of large intestine, urinary bladder, and internal reproductive organs

Anatomical Terminology • • • Superior – above Inferior – below Anterior – toward front Posterior – toward back Medial – toward middle

• • • Lateral – towards side Proximal – closer to attachment Distal – farther from attachment Superficial – near surface Deep – more internal

Planes • • • Sagittal – lengthwise cut Transverse – horizontal cut Coronal – frontal cut

Body Regions • See p. 17

Body Regions cont • See p. 17

Review • http: //science. nhmccd. edu/biol/dropdra g/index. htm

Assignment • • Choose a region of the body. Using anatomical terminology describe the location of the region relative to at least four other body regions.