Integumentary System
Muscular System
Skeletal System
Medical Applications
Misc.
100

This is the outermost layer of the skin, responsible for protecting the body from environmental factors like pathogens and UV radiation

What is the epidermis?

100

This type of muscle is voluntary, striated, and attached to bones, allowing for movement of the skeleton.

What is skeletal muscle?

100

This is the precursor to bone and acts as the "growth plate" 

What is cartilage?

100

This structure, located in the knee, often becomes injured in sports. It is a type of ligament. 

What is the ACL or PCL?

100

The three divisions of the spine.

What is cervical, thoracic, lumbar?
200

This pigment, produced by melanocytes, gives skin its color and helps protect it from UV radiation.

What is melanin?

200

This muscle, known as the "calf muscle," is responsible for plantarflexion of the foot. 

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What is the gastrocnemius? 

200

This is the part of long bone that contains the red and yellow marrow?

What is the diaphysis?

What is the medullary cavity?

200

This rare condition involves the loss of skin pigmentation, resulting in patches of lighter skin.

What is vitiligo?

200

This prefix means muscle

What is myo?

300

This protein, found in skin, hair, and nails, helps protect the body from mechanical stress and dehydration.

What is keratin?

300

This large muscle is responsible for extending the hip and flexing the knee.

What are the hamstrings?

300

This part of the skeleton forms the body's central framework, consisting of the skull, spine, and rib cage.

What is the axial skeleton?

300

This disorder causes progressive muscle weakness due to a lack of the protein dystrophin, which stabilizes muscle fibers.

What is muscular dystrophy?

300

This kind of movement happens at synovial joints. It occurs when the distal end of a limb moves in a circle while the proximal end remains relatively stationary. 

What is circumduction?

400

This type of tissue is the primary type found in skin. 

What is stratified squamous epithelium?

400

This muscle is found in the skin and is made up of smooth muscle. It is associated with the hair follicle. 

What is the arrector pili muscle?

400

These bone cells are responsible for breaking down bone tissue and releasing calcium into the bloodstream.

What are osteoclasts?

400

The condition where bones become brittle and fragile due to a decrease in bone mass, often associated with aging, is known as this.

What is osteoporosis?

400

The tissue that connects bone to bone. 

What is a ligament?

500

This type of gland is primarily found in the armpits and groin area, and its secretion becomes more active during puberty. It can lead to body odor. 

What are apocrine glands?

500

This muscle, located in the face, allows you to pucker your lips and is crucial for actions like whistling.

What is the orbicularis oris?

500

These fluid filled sacs sit in between joints and act as shock absorption and to reduce friction.

What are bursae?

500

This type of fracture is characterized by the breaking of one bone and it causes the other bone to bend toward the broken one. It is usually found in young children who's bones are flexible. 

What is a greenstick fracture?

500

This is the prefix that means blood.

What is hema/hemo/heme?

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