PLTW-Human body systems matching

integumentary system

- Hair
- Skin
- Nails

Forms the external body covering, and protects deeper tissue from injury; helps regulate body temperature.

skeletal system

- Bones
- Joints

Protects and supports body organs and provides a framework the muscles use to support movement; stores minerals.

Muscular System

- Skeletal muscle
- Cardiac muscle
- Smooth muscle

Moves the body and moves substances around the body; maintain posture; produce heat.

Nervous system

- Brain
- Spinal Cord
- Nerves
- Sensory receptors

Responds to internal and external changes by acting an appropriate response; processes information.

Cardiovascular system

- Heart
- Blood vessels (veins, arteries, capillaries)

Pumps blood around body; transports oxygen, carbon dioxide, nutrients, and waste.

Respiratory system

- Nasal cavity
- Trachea
- Lungs
- Bronchus

Assist with gas exchange with the external environment; keeps blood supplied with oxygen and removes carbon dioxide.

lymphatic and Immune system

- Lymph nodes
- Spleen
- Thymus
- Bone marrow

Filters fluid in the body; mounts the attack against foreign substances in the body.

Digestive system

- Oral cavity
- Esophagus
- Small intestine
- Large intestine
- Stomach

Breaks down food into molecules; absorbs nutrients; rids the body of waste.

Urinary system

- Kidney
- Bladder
- Ureter
- Urethra

Eliminates waste from the body, regulates water balance of the blood.

Endocrine system

- Testis
- Adrenal Gland
- Pituitary gland
- Ovary

Secretes hormones that regulate processes such as growth, reproduction, and metabolism by body cells.

Reproductive system

- Vagina
- Ovaries
- Uterus
- Penis
- Testes
- Prostate

To produce, transport, and sustain sperm and egg cells; to nurture the developing offspring.