Lab 1: Anatomical Language, Body Organization, and The Microscope

Vocabulary flashcards covering directional and regional anatomical terms, body planes, body cavities, and compound light microscope components and concepts.

Anatomical Position

A common frame of reference in which the body is standing upright, feet shoulder-width apart, upper limbs at the sides of the trunk, and head and palms facing forward.

Anterior (Ventral)

Directional term referring to toward the front of the body or body part.

Posterior (Dorsal)

Directional term referring to toward the back of the body or body part.

Superior (Cranial)

Directional term meaning toward the head; applied only to positions on the head, neck, and trunk.

Inferior (Caudal)

Directional term meaning away from the head or toward the tail; applied only to positions on the head, neck, and trunk.

Proximal

Directional term describing a limb structure that is closer to the point of origin (shoulder joint for upper limbs, hip joint for lower limbs).

Distal

Directional term describing a limb structure that is farther away or distant from the point of origin.

Medial

Directional term meaning closer to the body's midline.

Lateral

Directional term meaning farther away from the body's midline.

Superficial

Directional term referring to structures closer to the surface of the body.

Deep

Directional term referring to structures farther away from the surface of the body.

Axial Region

The major body division that includes the head, neck, and trunk.

Appendicular Region

The major body division that includes the upper and lower limbs.

Cephalic Region

The region pertaining to the head, extending from the chin to the top of the head.

Cranial Region

The region pertaining to the skull or top of the head that encases the brain.

Occipital Region

The regional area pertaining to the back of the head or skull.

Frontal Region

The regional area pertaining to the forehead.

Ocular Region

The regional area pertaining to the eye.

Buccal Region

The regional area pertaining to the cheek.

Otic Region

The regional area pertaining to the ear.

Mental Region

The regional area pertaining to the chin.

Nasal Region

The regional area pertaining to the nose.

Oral Region

The regional area pertaining to the mouth.

Cervical Region

The regional area pertaining to the neck.

Thoracic Region

The general chest region.

Sternal Region

The area in the middle of the chest located over the sternum.

Abdominal Region

The area over the abdomen that is inferior to the diaphragm and superior to the bony pelvis.

Vertebral Region

The regional area over the spinal column.

Gluteal Region

The regional area pertaining to the buttocks.

Pelvic Region

The regional area around the anterior pelvis.

Inguinal Region

The groin region along the inguinal ligament that divides the pelvis from the thigh.

Lumbar Region

The regional area over the lower back.

Pubic Region

The area over the pubic bone of the pelvis.

Sacral Region

The area over the sacral bone.

Acromial Region

The regional area pertaining to the point of the shoulder.

Axillary Region

The regional area in and around the armpit.

Brachial Region

The regional area pertaining to the arm (between the shoulder and elbow).

Antecubital Region

The area over the anterior surface of the elbow joint.

Antebrachial Region

The regional area pertaining to the forearm.

Carpal Region

The regional area pertaining to the wrist.

Manual Region

The regional area pertaining to the hand.

Palmar Region

The regional area pertaining to the palm of the hand.

Pollex Region

The regional area pertaining to the thumb.

Digital Region

The regional area pertaining to the fingers or toes.

Coxal Region

The regional area pertaining to the hip.

Femoral Region

The regional area pertaining to the thigh.

Crural Region

The regional area pertaining to the anterior surface of the leg (the shin).

Sural Region

The regional area pertaining to the posterior surface of the leg (the calf).

Patellar Region

The area over the anterior surface of the knee (kneecap).

Popliteal Region

The area over the posterior surface of the knee.

Pedal Region

The regional area pertaining to the foot.

Plantar Region

The regional area pertaining to the sole of the foot.

Tarsal Region

The regional area pertaining to the ankle and proximal foot.

Hallux Region

The regional area pertaining to the great toe.

Planes of Section

Means of studying body form and function by dividing the body or a body part into sections for examination (sagittal, frontal, or transverse).

Sagittal Plane

A plane of section that divides the body or body part into right and left sections.

Midsagittal Plane

A plane of section (also called median plane) that divides the body or body part into equal left and right sections.

Parasagittal Plane

A plane of section that divides the body or body part into unequal right and left sections.

Frontal Plane

A plane of section (also called coronal plane) that divides the body or body part into anterior and posterior sections.

Transverse Plane

A plane of section (also called horizontal plane or cross section) that divides the body or body part into superior and inferior sections.

Posterior Body Cavity

A major body cavity located on the posterior side of the body, subdivided into the cranial cavity and vertebral cavity.

Cranial Cavity

A cavity located within the skull that protects the brain.

Vertebral Cavity

A cavity located within the vertebral column that protects the spinal cord.

Thoracic Cavity

The division of the anterior body cavity located superior to the diaphragm, containing the pleural cavities, mediastinum, and pericardial cavity.

Pleural Cavities

Subdivisions of the thoracic cavity that each surround either the left or right lung.

Mediastinum

The region in the thoracic cavity between the pleural cavities that houses the heart, great vessels, trachea, and esophagus.

Pericardial Cavity

A cavity located within the mediastinum that surrounds the heart.

Abdominopelvic Cavity

The division of the anterior body cavity located inferior to the diaphragm, composed of the abdominal cavity and pelvic cavity.

Abdominopelvic Quadrants

Four divisions of the abdominopelvic cavity (RUQ, RLQ, LUQ, LLQ) formed by perpendicular lines intersecting at the umbilicus.

Nine Abdominopelvic Regions

Nine divisions of the abdominopelvic cavity formed by two parasagittal and two transverse imaginary lines.