Unit 1

Question 1

List the anatomical levels of organization from largest to smallest.

Answer 1

Organism, organ system, organ, tissue, cells, molecules, atom

Question 2

. Explain anatomical position. How is it different form supine and prone positions?

Answer 2

Standing, arms at side, palms foward

Question 3

Superior and Inferior

Answer 3

Up and Down

Question 4

Anterior and Posterior

Answer 4

Towards the front and towards the back

Question 5

Medial, Lateral, intermediate

Answer 5

toward the midline of the body, away from the midline of the body, between medial and lateral

Question 6

Proximal and Distal

Answer 6

toward the body and away from the body

Question 7

Sagittal Section

Answer 7

cut on midline

Question 8

Frontal section

Answer 8

cut where you can see both eyes

Question 9

Transverse

Answer 9

Cut horizontally

Question 10

Dorsol Body Cavity

Answer 10

Cranial - Holds the skull
Spinal Cavity - Protects the spinal cord

Question 11

Thoracic Cavity

Answer 11

Protects heart and lungs

mediastinum - trachea, heart, blood vessels

Pleural cavities – lungs

Question 12

AbdominoPelvic Cavity

Answer 12

contains the stomach, liver, gall bladder, pancreas, spleen, intestines, kidneys, bladder, and reproductive organs

Abdominal cavity – most of digestive system

Pelvic cavity – bladder, reproductive organs, end of large intestine

Question 13

Epithelial tissue

Answer 13

General Location = covers the outside of the body and forms the inside lining of organs and body cavities

Epithelial tissue is classified by cell shape and the number of layers of cells present.

Question 14

Epithelial name beginning

Answer 14

Single - one layer
Stratified - multiple layers

Question 15

Epithelial name endings

Answer 15

Squamous - thin and flat cells
Cuboidal - Cube-shaped cells
Columnar - Long column Shapes
Transitional - Multiple different shapes

Question 16

Connective Tissue

Answer 16

General Location = forms connections within and between body organs and cavities

Connective tissue is the most abundant tissue type in the body,

• bones, cartilage, dense fibrous tissue

Question 17

Types of connective tissue

Answer 17

Adipose
Fat storage
Protection & insulation

Areolar
Cushion and protection
Storage of fluid and minerals

Reticular
Internal framework for many organs

Blood
Transportation of blood cells, nutrients, wastes, hormones, and respiratory gases

Question 18

Muscle Tissue

Answer 18

General Function = movement (highly specialized for contraction)

Question 19

Types of muscle tissue

Answer 19

Skeletal
Voluntary, striated (striped)
Contain multiple nuclei per cell
Example 🡪 Skeletal Muscles

Cardiac
Involuntary, striated
Contain specialized junctions called intercalated
Example 🡪 Heart

Smooth
Involuntary, not striated
Example 🡪 Digestive tract (peristalsis)

Question 20

Nervous tissue

Answer 20

Location(s) = brain, spinal cord, and peripheral nerves

Cell Types:
Neurons – nerve cells that conduct electrical impulses
Neuroglia – protect and support neurons