Chemistry and Cell Biology
Anatomical Direction & Tissues
The Integumentary System
Skeletal System
Muscular System & Movement
100

This is the smallest subatomic particle that carries a positive electrical charge.

What is a proton?

100

This standard reference position features an individual standing erect, facing forward, with arms at the side and palms facing forward.

What is the anatomical position?

100

Considered the largest organ of the human body, its primary and most vital function is protection.

What is the skin?

100

The typical adult human skeleton contains this exact number of total bones.

What is 206 bones?

100

This term describes the lateral movement of an extremity away from the midline of the body.

What is abduction?

200

Along with oxygen and hydrogen, this major element is one of the primary chemical building blocks of the human body.

What is carbon?

200

This vertical body plane divides the body into anterior (front) and posterior (back) portions.

What is the frontal (or coronal) plane?

200

This outermost layer of the epidermis consists of dead, keratinized cells that form a waterproof barrier against light, heat, and bacteria.

What is the stratum corneum?

200

This manufacturing process of making blood cells (RBCs, WBCs, and platelets) occurs inside red bone marrow.

What is hematopoiesis?

200

This term describes bringing an extremity toward the midline of the body.

What is adduction?

300

Known as the "powerhouse of the cell," this organelle generates energy in the form of ATP through aerobic respiration.

What is the mitochondria?

300

This directional term describes an injury or structure located on the exact same side of the body as another reference mark.

What is ipsilateral?


300

These specialized glands produce an oily substance called sebum to keep the skin and hair soft.

What are sebaceous glands?

300

These specialized bone-building cells are responsible for constructing new bone tissue.

What are osteoblasts?

300

This wasting away or reduction in muscle size and strength occurs when a patient's limbs remain unused for long periods.

What is atrophy? 

400

These specialized organelles contain digestive enzymes designed to break down waste, damaged cells, and foreign debris.

What are lysosomes?

400

This specific type of epithelial tissue lines the urinary bladder and is designed to stretch as the bladder fills with fluid.

What is transitional tissue (or transitional epithelium)?

400

This condition is characterized by localized white patches on the skin caused by a complete loss of melanin production.

What is vitiligo?

400

These fibrous connective tissue structures connect bone to bone, whereas tendons connect muscle to bone.

What are ligaments?

400

These muscle fibers contract quickly and powerfully to generate high force, but they fatigue very rapidly.

What are fast-twitch fibers?

500

Human somatic (body) cells contain this total number of chromosomes and replicate through the process of mitosis.

What is 46 total chromosomes (or 23 pairs)?

500

This soft connective tissue type serves primarily as protective padding for internal organs, insulation, and fat storage.

What is adipose tissue?

500

These specialized sweat glands become active during puberty and are responsible for producing an individual's personal body scent.

What are apocrine glands?

500

The axial skeleton is composed of three main structures: the skull, the vertebral column, and this structure.

What is the thoracic cage (or ribs)?

500

Nurses perform these exercises on bedridden or limited-mobility patients to preserve joint mobility and prevent loss of muscle strength.

What are Range of Motion (ROM) exercises?