Body Structure, Color And Oncology

Question 1

Cell

Answer 1

Basic unit of all living things.

The human body is composed of trillions of cells, which vary in size and shape according to function

Question 2

Cell membrane

Answer 2

Forms the boundary of the cell

Question 3

Cytoplasm

Answer 3

Gel- like fluid inside the cell

Question 4

Nucleus

Answer 4

Largest structure within the cell, usually spherical and centrally located
Contains chromosomes for cellular reproduction and the control center of the cell

Question 5

Genes

Answer 5

Regions within chromosomes

Each chromosomes contains several thousands of genes that determine hereditary characteristics

Question 6

Chromosomes

Answer 6

Located in the nucleus of the cell

Each normal human cell has 46 chromosomes, except mature sex cell - 23 chromosomes

Question 7

DNA

Deoxyribonucleic acid

Answer 7

Comprises each gene

A chemical that regulates the activities of the cell

Question 8

Tissue

Answer 8

Group of similar cells that performs a specific task

Question 9

Musscle tissue

Answer 9

Composed of cells that have a special ability of contract, usually producing movement

Question 10

Nervous tissue

Answer 10

Found in nerves, spinal cord and brain

Responsible for coordinating and controlling body activities

Question 11

Connective tissue

Answer 11

Connects, supports, penetrates and encases body structures

Adipose (fat) and Osseous (bone) tissues and blood are types of connective tissue

Question 12

Epithalial tissue

Answer 12

Major covering of external surface of body
Forms membranes that line body cavities and organs
Major tissue in glands

Question 13

Organ

Answer 13

Two or more kinds together to perform special body functions

Question 14

System

Answer 14

Group of organs that work together to perform complex body functions