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STUDY OF THE  HUMAN  BODY

HISTORY OF THE SUBJECT;  212. Divisions:

a. Anatomy, which explains the structure of the body 67.

b. Physiology, which explains the vital activities 1486.

c. Hygiene, which treats of the preservation of health 905.

I. ANATOMY:

1. THE   SKELETON:

1763.

a. Bone:  the hard material of the skeleton 242.

b. Cartilage:   the gristle or soft bone: 806.

c. Skull:   the hard framework of the cranium 1764.

1(1) The carpus or wrist, with 8 bones.

(2) The metacarpus or palm, with 5

bones.

(3) The   digits   or   fingers,   with   14

phalanges.

(1) The tarsus or ankle.

(2) The metatarsus or instep.

(3) The phalanges or toes.

2. THE   MUSCLES:

1283.

a. Voluntary or striated:   which are controlled by the will.

b. Involuntary or smooth:   not controlled by the will.

c. Heart muscle:   striated and branched.

d. Belly:   the middle part of the muscle.

e. Tendon:   the ends of the muscle.

f.  Origin:   the end attached to a fixed bone.

g. Insertion: the end attached to the moving bone.

3. THE SKIN:

>a. Epidermis:  or outer skin composed of cells 1764.

b. Derm is:   the inner and true skin 1764.

c. Sweat glands:   which open through the skin 1764.

d. Hair:   which grows from the epidermis 824.

4. THE NERVES:

132&

5. THE BLOOD:

a. White tissue:   which is composed of fibers.

b. Gray tissue:   which is composed of nerve cells.

c. Sensory nerves:   made up of sensitive fibers.

d. Motor nerves:   made up of motor fibers.

e. Tropic nerves:   which regulate nutrition.

f.  Secretory nerves:   which stimulate secretion.

g. Cranial  nerves:   connected with head, heart, stomach

and intestines.

a. Plasma:   the fluid part of the blood 1725.

b. Fibrin:   fine threads contained in the plasma 1725.

c. Serum:   the liquid part of the plasma 1725.

d. Red   corpuscles:    containing  haemoglobin  which  holds

oxygen 228.

e. White corpuscles: which can creep and change form 228.

f.  Lymph:    which arises from the plasma in the capil-

laries 1126.

g. Systemic circulation:   blood going through the system

228. h. Pulmonary circulation: blood going through the lungs

228. i. Portal circulation: blood going through the liver 1102.

2274

d. Hand:   833.

e. Foot:    690.