Lab: Heart

Front 1

Chordae Tendinae

Back 1

Bundles of collagen fibers that are attached to the free edges of the cusps (of the tricuspid valve). Limit the movement of the cusps and prevent backflow.

Front 2

Moderator Band (Septomarginal)

Back 2

Band of ventricular muscle the extends from the interventriucular septum to the anterior wall of the right ventricle and the bases of the papillary muscles.

Front 3

Apex

Back 3

Inferior, rounded tip of the heart.

Front 4

Interventricular septum

Back 4

A thick, muscular partition that separates the two ventricles

Front 5

Myocardium

Back 5

Consists of multiple, interlocking layers of cardiac muscle tissue, with associated connective tissues, blood vessels, and nerves.

Front 6

Pericardium

Back 6

Serous membrane lining the pericardial cavity. Secretes fluid that acts as a lubricant, reducing friction between the opposing surfaces.

Front 7

Aorta

Back 7

All of body

Front 8

Renal

Back 8

Kidney

Front 9

External iliac artery

Back 9

Hindlimbs

Front 10

Internal iliac artery

Back 10

Urinary bladder, walls of the pelvis, external genitalia, and medial side of the thigh, uterus, and vagina

Front 11

Internal iliac vein

Back 11

Pelvic muscles, urinary and reproductive organs

Front 12

Vertebral

Back 12

Spinal cord

Front 13

Brachiocephalic artery

Back 13

Head, neck, right arm

Front 14

Cranial vena cava (Superior)

Back 14

Organs of the head, neck, chest, shoulders, and upper limbs

Front 15

Caudal vena cava (Inferior)

Back 15

Organs inferior to the diaphragm

Front 16

Hepatic

Back 16

Liver

Front 17

Subclavian

Back 17

Forelimbs, shoulder

Front 18

External jugular vein

Back 18

Neck, face, salivary glands, scalp

Front 19

Internal jugular vein

Back 19

Cranium, face, neck