Chapter 1.2

Question 1

Tiny particles of matter

Answer 1

Atoms

Question 2

Combinations of 2 or more atoms

Answer 2

Molecules

Question 3

The smallest building blocks of all organisms

Answer 3

Cells

Question 4

A body part organized to perform a specific function

Answer 4

Organ

Question 5

Two or more organs working together to perform specific functions

Answer 5

Organ System

Question 6

What are the major organs in the integumentary system?

Answer 6

Skin

Question 7

What are the major organs in the skeletal system?

Answer 7

Bones, cartilage, and joints

Question 8

What are the major organs in the muscular system?

Answer 8

Cardiac, smooth, and skeletal muscle

Question 9

What are the major organs in the nervous system?

Answer 9

Brain, spinal cord, and nerves

Question 10

What are the major organs in the sensory system?

Answer 10

Eyes, ears, and organs of smell and taste

Question 11

What are the major organs in the endocrine system?

Answer 11

Endocrine glands and pancreas

Question 12

What are the major organs in the respiratory system?

Answer 12

Nasal cavity, pharynx, larynx, trachea, and lungs

Question 13

What are the major organs in the cardiovascular system?

Answer 13

Heart and blood vessels

Question 14

What are the major organs in the lymphatic system?

Answer 14

Spleen, lymphatic vessels and nodes

Question 15

What are the major organs in the digestive system?

Answer 15

Esophagus, stomach, and intestines

Question 16

What are the major organs in the urinary system?

Answer 16

Kidneys and bladder

Question 17

What are the major organs in the male reproductive system?

Answer 17

Testes, scrotum, and penis

Question 18

What are the major organs in the female reproductive system?

Answer 18

Ovaries, uterus, and vagina

Question 19

What are the primary functions of the integumentary system?

Answer 19

Protects, eliminates waste, helps regulate body temperature

Question 20

What are the primary functions of the skeletal system?

Answer 20

Supports body, protects organs, produces blood cells

Question 21

What are the primary functions of the muscular system?

Answer 21

Pumps the heart, helps move materials through the digestive tract, moves the body

Question 22

What are the primary functions of the nervous system?

Answer 22

Receives and interprets sensory input, directs body movements, includes memory, emotions, cognition

Question 23

What are the primary functions of the endocrine system?

Answer 23

Secretes hormones

Question 24

What are the primary functions of the What are the primary functions of the sensory system?

Answer 24

Enables, vision, hearing, smell, and taste

Question 25

What are the primary functions of the respiratory system?

Answer 25

Delivers oxygen and removes carbon dioxide from the blood

Question 26

What are the primary functions of the cardiovascular system?

Answer 26

Transports oxygen and nutrients to the body's cells and removes waste products

Question 27

What are the primary functions of the lymphatic system?

Answer 27

Returns body fluids to the bloodstream

Question 28

What are the primary functions of the digestive system?

Answer 28

Breaks down foods for absorption of nutrients by the body

Question 29

What are the primary functions of the urinary system?

Answer 29

Removes nitrogen-containing wastes from blood

Question 30

What are the primary functions of the reproductive systems?

Answer 30

Enables production of offspring

Question 31

List the building blocks of living organisms from smallest to biggest.

Answer 31

Atoms, molecules, cells, tissues, organs, organ systems

Question 32

Organized groups of similar cells

Answer 32

Tissues